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Drug Interactions between bendroflumethiazide / nadolol and NovoLog Mix 70/30

This report displays the potential drug interactions for the following 2 drugs:

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Interactions between your drugs

Moderate

nadolol bendroflumethiazide

Applies to: bendroflumethiazide / nadolol and bendroflumethiazide / nadolol

MONITOR: Although they are often combined in clinical practice, diuretics and beta-blockers may increase the risk of hyperglycemia and hypertriglyceridemia in some patients, especially in patients with diabetes or latent diabetes. In addition, the risk of QT interval prolongation and arrhythmias (e.g. torsades de pointes) due to sotalol may be increased by potassium-depleting diuretics.

MANAGEMENT: Monitoring of serum potassium levels, blood pressure, and blood glucose is recommended during coadministration. Patients should be advised to seek medical assistance if they experience dizziness, weakness, fainting, fast or irregular heartbeats, or loss of blood glucose control.

References

  1. Dornhorst A, Powell SH, Pensky J "Aggravation by propranolol of hyperglycaemic effect of hydrochlorothiazide in type II diabetics without alteration of insulin secretion." Lancet 1 (1985): 123-6
  2. Roux A, Le Liboux A, Delhotal B, Gaillot J, Flouvat B "Pharmacokinetics in man of acebutolol and hydrochlorothiazide as single agents and in combination." Eur J Clin Pharmacol 24 (1983): 801-6
  3. Dean S, Kendall MJ, Potter S, Thompson MH, Jackson DA "Nadolol in combination with indapamide and xipamide in resistant hypertensives." Eur J Clin Pharmacol 28 (1985): 29-33
  4. "Product Information. Lozol (indapamide)." Rhone Poulenc Rorer PROD (2002):
  5. Marcy TR, Ripley TL "Aldosterone antagonists in the treatment of heart failure." Am J Health Syst Pharm 63 (2006): 49-58
View all 5 references

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Moderate

nadolol insulin aspart

Applies to: bendroflumethiazide / nadolol and NovoLog Mix 70 / 30 (insulin aspart / insulin aspart protamine)

MONITOR: Beta-blockers may inhibit some of the normal physiologic response to hypoglycemia. Symptoms of hypoglycemia such as tremor and tachycardia may be absent, making it more difficult for patients to recognize an oncoming episode. In addition, multiple effects on glucose metabolism have been reported, usually with the noncardioselective beta-blockers (e.g., propranolol, pindolol, timolol) but occasionally also with relatively beta-1 selective agents (e.g., atenolol, metoprolol, nebivolol). Specifically, inhibition of catecholamine-mediated glycogenolysis and glucose mobilization in association with beta-blockade can potentiate insulin-induced hypoglycemia in diabetics and delay the recovery of normal blood glucose levels. Prolonged and severe hypoglycemia may occur, although these events have rarely been reported. Significant increases in blood pressure and bradycardia can also occur during hypoglycemia in diabetics treated with insulin and beta-blockers due to antagonism of epinephrine's effect on beta-2 adrenergic receptors, which leads to unopposed alpha-adrenergic effects including vasoconstriction. Other effects reported with various beta-blockers include decreased glucose tolerance and decreased glucose-induced insulin secretion.

MANAGEMENT: In general, cardioselective beta-blockers are considered safer than noncardioselective agents in the treatment of diabetic patients. Nevertheless, caution is advised if they are prescribed to patients treated with insulin or oral antidiabetic agents that can cause hypoglycemia (e.g., insulin secretagogues), as cardioselectivity is not absolute and larger doses of beta-1 selective agents may pose some of the same risks as nonselective agents. Patients should be advised of the need for regular blood glucose monitoring and be aware that certain symptoms of hypoglycemia such as tremor and tachycardia may be masked. However, other symptoms such as headache, dizziness, drowsiness, confusion, nausea, hunger, weakness, and perspiration may be unaffected. The same precautions are applicable in diabetic patients treated with ophthalmic beta-blockers.

References

  1. Shepherd AM, Lin M-S, Keeton TK "Hypoglycemia-induced hypertension in a diabetic patient on metoprolol." Ann Intern Med 94 (1981): 357-8
  2. Micossi P, Pollavini G, Raggi U, et al. "Effects of metoprolol and propranolol on glucose tolerance and insulin secretion in diabetes mellitus." Horm Metab Res 16 (1984): 59-63
  3. Popp DA, Tse TF, Shah SD, et al. "Oral propranolol and metoprolol both impair glucose recovery from insulin-induced hypoglycemia in insulin-dependent diabetes mellitus." Diabetes Care 7 (1984): 243-7
  4. Mann SJ, Krakoff LR "Hypertensive crisis caused by hypoglycemia and propranolol." Arch Intern Med 144 (1984): 2427-8
  5. Groop L, Totterman KJ, Harno K, Gordin A "Influence of beta-blocking drugs on glucose metabolism in patients with non-insulin dependent diabetes mellitus." Acta Med Scand 211 (1982): 7-12
  6. Viberti GC, Keen H, Bloom SR "Beta blockade and diabetes mellitus: effect of oxprenolol and metoprolol on the metabolic, cardiovascular, and hormonal response to insulin-induced hypoglycemia in insulin-dependent diabetics." Metabolism 29 (1980): 873-9
  7. Viberti GC, Keen H, Bloom SR "Beta blockade and diabetes mellitus: effect of oxprenolol and metoprolol on the metabolic, cardiovascular, and hormonal response to insulin-induced hypoglycemia in normal subjects." Metabolism 29 (1980): 866-72
  8. Newman RJ "Comparison of propranolol, metoprolol, and acebutolol on insulin-induced hypoglycaemia." Br Med J 2 (1976): 447-9
  9. Smith U "Beta blockade in diabetes." N Engl J Med 299 (1978): 1467
  10. Zaman R, Kendall MJ, Biggs PI "The effect of acebutolol and propranolol on the hypoglycaemic action of glibenclamide." Br J Clin Pharmacol 13 (1982): 507-12
  11. Munroe WP, Rindone JP, Kershner RM "Systemic side effects associated with the ophthalmic administratiion of timolol." Drug Intell Clin Pharm 19 (1985): 85-9
  12. Ostman J "B-adrenergic blockade and diabetes mellitus." Acta Med Scand 672 (1983): 69-77
  13. Deacon SP, Karunanayake A, Barnett D "Acebutolol, atenolol, and propranolol and metabolic responses to acute hypoglycaemia in diabetes." Br Med J 12 (1977): 1255-7
  14. Pollare T, Lithell H, Selinus I, Berne C "Sensitivity to insulin during treatment with atenolol and metoprolol: a randomised, double blind study of effects on carbohydrate and lipoprotein metabolism in hypertensive patients." BMJ 298 (1989): 1152-7
  15. Sinclair AJ, Davies IB, Warrington SJ "Betaxolol and glucose-insulin relationships: studies in normal subjects taking glibenclamide or metformin." Br J Clin Pharmacol 30 (1990): 699-702
  16. "New Zealand Committee on Adverse Drug Reactions. Ninth Annual Report." N Z Dent J 71 (1975): 28-32
View all 16 references

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Moderate

bendroflumethiazide insulin aspart

Applies to: bendroflumethiazide / nadolol and NovoLog Mix 70 / 30 (insulin aspart / insulin aspart protamine)

MONITOR: The efficacy of insulin and other antidiabetic agents may be diminished by certain drugs, including atypical antipsychotics, corticosteroids, diuretics, estrogens, gonadotropin-releasing hormone agonists, human growth hormone, phenothiazines, progestins, protease inhibitors, sympathomimetic amines, thyroid hormones, L-asparaginase, alpelisib, copanlisib, danazol, diazoxide, isoniazid, megestrol, omacetaxine, phenytoin, sirolimus, tagraxofusp, temsirolimus, as well as pharmacologic dosages of nicotinic acid and adrenocorticotropic agents. These drugs may interfere with blood glucose control because they can cause hyperglycemia, glucose intolerance, new-onset diabetes mellitus, and/or exacerbation of preexisting diabetes.

MANAGEMENT: Caution is advised when drugs that can interfere with glucose metabolism are prescribed to patients with diabetes. Close clinical monitoring of glycemic control is recommended following initiation or discontinuation of these drugs, and the dosages of concomitant antidiabetic agents adjusted as necessary. Patients should be advised to notify their physician if their blood glucose is consistently high or if they experience symptoms of severe hyperglycemia such as excessive thirst and increases in the volume or frequency of urination. Likewise, patients should be observed for hypoglycemia when these drugs are withdrawn from their therapeutic regimen.

References

  1. Greenstone MA, Shaw AB "Alternate day corticosteroid causes alternate day hyperglycaemia." Postgrad Med J 63 (1987): 761-4
  2. Pollare T, Lithell H, Berne C "A comparison of the effects of hydrochlorothiazide and captopril on glucose and lipid metabolism in patients with hypertension." N Engl J Med 321 (1989): 868-73
  3. Carter BL, Small RE, Mandel MD, Starkman MT "Phenytoin-induced hyperglycemia." Am J Hosp Pharm 38 (1981): 1508-12
  4. Al-Rubeaan K, Ryan EA "Phenytoin-induced insulin insensitivity." Diabet Med 8 (1991): 968-70
  5. Chaudhuri ML, Catania J "A comparison of the effects of bumetanide (Burinex) and frusemide on carbohydrate metabolism in the elderly." Br J Clin Pract 42 (1988): 427-9
  6. Goldman JA, Neri A, Ovadia J, Eckerling B, Vries A, de "Effect of chlorothiazide on intravenous glucose tolerance in pregnancy." Am J Obstet Gynecol 105 (1969): 556-60
  7. Miller NR, Moses H "Transient oculomotor nerve palsy. Association with thiazide-induced glucose intolerance." JAMA 240 (1978): 1887-8
  8. Kansal PC, Buse J, Buse MG "Thiazide diuretics and control of diabetes mellitus." South Med J 62 (1969): 1372-9
  9. Andersen OO, Persson I "Carbohydrate metabolism during treatment with chlorthalidone and ethacrynic acid." Br Med J 2 (1968): 798-801
  10. Curtis J, Horrigan F, Ahearn D, Varney R, Sandler SG "Chlorthalidone-induced hyperosmolar hyperglycemic nonketotic coma." JAMA 220 (1972): 1592-3
  11. Chowdhury FR, Bleicher SJ "Chlorthalidone--induced hypokalemia and abnormal carbohydrate metabolism." Horm Metab Res 2 (1970): 13-6
  12. Diamond MT "Hyperglycemic hyperosmolar coma associated with hydrochlorothiazide and pancreatitis." N Y State J Med 72 (1972): 1741-2
  13. Jones IG, Pickens PT "Diabetes mellitus following oral diuretics." Practitioner 199 (1967): 209-10
  14. Black DM, Filak AT "Hyperglycemia with non-insulin-dependent diabetes following intraarticular steroid injection." J Fam Pract 28 (1989): 462-3
  15. Gunnarsson R, Lundgren G, Magnusson G, Ost L, Groth CG "Steroid diabetes--a sign of overtreatment with steroids in the renal graft recipient?" Scand J Urol Nephrol Suppl 54 (1980): 135-8
  16. Murphy MB, Kohner E, Lewis PJ, Schumer B, Dollery CT "Glucose intolerance in hypertensive patients treated with diuretics: a fourteen-year follow-up." Lancet 2 (1982): 1293-5
  17. Seltzer HS, Allen EW "Hyperglycemia and inhibition of insulin secretion during administration of diazoxide and trichlormethiazide in man." Diabetes 18 (1969): 19-28
  18. Jori A, Carrara MC "On the mechanism of the hyperglycaemic effect of chlorpromazine." J Pharm Pharmacol 18 (1966): 623-4
  19. Erle G, Basso M, Federspil G, Sicolo N, Scandellari C "Effect of chlorpromazine on blood glucose and plasma insulin in man." Eur J Clin Pharmacol 11 (1977): 15-8
  20. "Product Information. Thorazine (chlorpromazine)." SmithKline Beecham PROD (2002):
  21. "Product Information. Diabinese (chlorpropamide)." Pfizer U.S. Pharmaceuticals PROD (2002):
  22. "Product Information. Glucotrol (glipizide)." Pfizer U.S. Pharmaceuticals PROD (2002):
  23. "Product Information. Diabeta (glyburide)." Hoechst Marion-Roussel Inc, Kansas City, MO.
  24. "Product Information. Synthroid (levothyroxine)." Abbott Pharmaceutical PROD (2002):
  25. "Product Information. Carafate (sucralfate)." Hoechst Marion Roussel PROD (2001):
  26. Stambaugh JE, Tucker DC "Effect of diphenylhydantoin on glucose tolerance in patients with hypoglycemia." Diabetes 23 (1974): 679-83
  27. Malherbe C, Burrill KC, Levin SR, Karam JH, Forsham PH "Effect of diphenylhydantoin on insulin secretion in man." N Engl J Med 286 (1972): 339-42
  28. Javier Z, Gershberg H, Hulse M "Ovulatory suppressants, estrogens, and carbohydrate metabolism." Metabolism 17 (1968): 443-56
  29. Sotaniemi E, Kontturi M, Larmi T "Effect of diethylstilbestrol on blood glucose of prostatic cancer patients." Invest Urol 10 (1973): 438-41
  30. Bell DS "Insulin resistance. An often unrecognized problem accompanying chronic medical disorders." Postgrad Med 93 (1993): 99-103,
  31. Berlin I "Prazosin, diuretics, and glucose intolerance." Ann Intern Med 119 (1993): 860
  32. Rowe P, Mather H "Hyperosmolar non-ketotic diabetes mellitus associated with metolazone." Br Med J 291 (1985): 25-6
  33. Haiba NA, el-Habashy MA, Said SA, Darwish EA, Abdel-Sayed WS, Nayel SE "Clinical evaluation of two monthly injectable contraceptives and their effects on some metabolic parameters." Contraception 39 (1989): 619-32
  34. Virutamasen P, Wongsrichanalai C, Tangkeo P, Nitichai Y, Rienprayoon D "Metabolic effects of depot-medroxyprogesterone acetate in long-term users: a cross-sectional study." Int J Gynaecol Obstet 24 (1986): 291-6
  35. Dimitriadis G, Tegos C, Golfinopoulou L, Roboti C, Raptis S "Furosemide-induced hyperglycaemia - the implication of glycolytic kinases." Horm Metab Res 25 (1993): 557-9
  36. Goldman JA, Ovadia JL "The effect of estrogen on intravenous glucose tolerance in woman." Am J Obstet Gynecol 103 (1969): 172-8
  37. Hannaford PC, Kay CR "Oral contraceptives and diabetes mellitus." BMJ 299 (1989): 1315-6
  38. Spellacy WN, Ellingson AB, Tsibris JC "The effects of two triphasic oral contraceptives on carbohydrate metabolism in women during 1 year of use." Fertil Steril 51 (1989): 71-4
  39. Ludvik B, Clodi M, Kautzky-Willer A, Capek M, Hartter E, Pacini G, Prager R "Effect of dexamethasone on insulin sensitivity, islet amyloid polypeptide and insulin secretion in humans." Diabetologia 36 (1993): 84-7
  40. Domenet JG "Diabetogenic effect of oral diuretics." Br Med J 3 (1968): 188
  41. Coni NK, Gordon PW, Mukherjee AP, Read PR "The effect of frusemide and ethacrynic acid on carbohydrate metabolism." Age Ageing 3 (1974): 85-90
  42. Schmitz O, Hermansen K, Nielsen OH, Christensen CK, Arnfred J, Hansen HE, Mogensen CE, Orskov H, Beck-Nielsen H "Insulin action in insulin-dependent diabetics after short-term thiazide therapy." Diabetes Care 9 (1986): 631-6
  43. Blayac JP, Ribes G, Buys D, Puech R, Loubatieres-Mariani MM "Effects of a new benzothiadiazine derivative, LN 5330, on insulin secretion." Arch Int Pharmacodyn Ther 253 (1981): 154-63
  44. Elmfeldt D, Berglund G, Wedel H, Wilhelmsen L "Incidence and importance of metabolic side-effects during antihypertensive therapy." Acta Med Scand Suppl 672 (1983): 79-83
  45. Winchester JF, Kellett RJ, Boddy K, Boyle P, Dargie HJ, Mahaffey ME, Ward DM, Kennedy AC "Metolazone and bendroflumethiazide in hypertension: physiologic and metabolic observations." Clin Pharmacol Ther 28 (1980): 611-8
  46. Petri M, Cumber P, Grimes L, Treby D, Bryant R, Rawlins D, Ising H "The metabolic effects of thiazide therapy in the elderly: a population study." Age Ageing 15 (1986): 151-5
  47. "Product Information. Glucophage (metformin)." Bristol-Myers Squibb PROD (2001):
  48. Harper R, Ennis CN, Heaney AP, Sheridan B, Gormley M, Atkinson AB, Johnston GD, Bell PM "A comparison of the effects of low- and conventional-dose thiazide diuretic on insulin action in hypertensive patients with NIDDM." Diabetologia 38 (1995): 853-9
  49. "Product Information. Precose (acarbose)." Bayer PROD (2001):
  50. "Product Information. Norvir (ritonavir)." Abbott Pharmaceutical PROD (2001):
  51. "Product Information. Amaryl (glimepiride)." Hoechst Marion Roussel PROD (2001):
  52. Charan VD, Desai N, Singh AP, Choudhry VP "Diabetes mellitus and pancreatitis as a complication of L- asparaginase therapy." Indian Pediatr 30 (1993): 809-10
  53. Seifer DB, Freedman LN, Cavender JR, Baker RA "Insulin-dependent diabetes mellitus associated with danazol." Am J Obstet Gynecol 162 (1990): 474-5
  54. "Product Information. Crixivan (indinavir)." Merck & Co., Inc PROD (2001):
  55. Pickkers P, Schachter M, Hughes AD, Feher MD, Sever PS "Thiazide-induced hyperglycaemia: a role for calcium-activated potassium channels?" Diabetologia 39 (1996): 861-4
  56. "Product Information. Viracept (nelfinavir)." Agouron Pharma Inc PROD (2001):
  57. Dube MP, Johnson DL, Currier JS, Leedom JM "Protease inhibitor-associated hyperglycaemia." Lancet 350 (1997): 713-4
  58. "Product Information. Oncaspar (pegaspargase)." Rhone Poulenc Rorer PROD (2001):
  59. "Product Information. Prandin (repaglinide)." Novo Nordisk Pharmaceuticals Inc PROD (2001):
  60. "Product Information. Elspar (asparaginase)." Merck & Co., Inc PROD (2001):
  61. "Product Information. Hyperstat (diazoxide)." Apothecon Inc (2022):
  62. "Product Information. Megace (megestrol)." Bristol-Myers Squibb PROD (2001):
  63. Walli R, Demant T "Impaired glucose tolerance and protease inhibitors." Ann Intern Med 129 (1998): 837-8
  64. "Product Information. Agenerase (amprenavir)." Glaxo Wellcome PROD (2001):
  65. Mauss S, Wolf E, Jaeger H "Impaired glucose tolerance in HIV-positive patients receiving and those not receiving protease inhibitors." Ann Intern Med 130 (1999): 162-3
  66. Kaufman MB, Simionatto C "A review of protease inhibitor-induced hyperglycemia." Pharmacotherapy 19 (1999): 114-7
  67. "Product Information. Tolinase (tolazamide)." Pharmacia and Upjohn PROD (2001):
  68. "Product Information. Orinase (tolbutamide)." Pharmacia and Upjohn PROD (2001):
  69. "Product Information. Dymelor (acetohexamide)." Lilly, Eli and Company PROD (2001):
  70. Wehring H, Alexander B, Perry PJ "Diabetes mellitus associated with clozapine therapy." Pharmacotherapy 20 (2000): 844-7
  71. Tsiodras S, Mantzoros C, Hammer S, Samore M "Effects of protease inhibitors on hyperglycemia, hyperlipidemia, and lipodystrophy - A 5-year cohort study." Arch Intern Med 160 (2000): 2050-6
  72. "Product Information. Fortovase (saquinavir)." Roche Laboratories PROD (2001):
  73. "Product Information. Starlix (nateglinide)." Novartis Pharmaceuticals PROD (2001):
  74. Hardy H, Esch LD, Morse GD "Glucose disorders associated with HIV and its drug therapy." Ann Pharmacother 35 (2001): 343-51
  75. Leary WP, Reyes AJ "Drug interactions with diuretics." S Afr Med J 65 (1984): 455-61
  76. "Product Information. NovoLOG Mix 70/30 (insulin aspart-insulin aspart protamine)." Novo Nordisk Pharmaceuticals Inc (2022):
  77. "Product Information. Reyataz (atazanavir)." Bristol-Myers Squibb (2003):
  78. "Product Information. Lexiva (fosamprenavir)." GlaxoSmithKline (2003):
  79. "Product Information. Apidra (insulin glulisine)." Aventis Pharmaceuticals (2004):
  80. "Product Information. Prezista (darunavir)." Ortho Biotech Inc (2006):
  81. "Product Information. Zolinza (vorinostat)." Merck & Co., Inc (2006):
  82. "Product Information. Torisel (temsirolimus)." Wyeth-Ayerst Laboratories (2007):
  83. "Product Information. Rexulti (brexpiprazole)." Otsuka American Pharmaceuticals Inc (2015):
  84. "Product Information. Elzonris (tagraxofusp)." Stemline Therapeutics (2019):
  85. "Product Information. Piqray (alpelisib)." Novartis Pharmaceuticals (2019):
View all 85 references

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Moderate

nadolol insulin aspart protamine

Applies to: bendroflumethiazide / nadolol and NovoLog Mix 70 / 30 (insulin aspart / insulin aspart protamine)

MONITOR: Beta-blockers may inhibit some of the normal physiologic response to hypoglycemia. Symptoms of hypoglycemia such as tremor and tachycardia may be absent, making it more difficult for patients to recognize an oncoming episode. In addition, multiple effects on glucose metabolism have been reported, usually with the noncardioselective beta-blockers (e.g., propranolol, pindolol, timolol) but occasionally also with relatively beta-1 selective agents (e.g., atenolol, metoprolol, nebivolol). Specifically, inhibition of catecholamine-mediated glycogenolysis and glucose mobilization in association with beta-blockade can potentiate insulin-induced hypoglycemia in diabetics and delay the recovery of normal blood glucose levels. Prolonged and severe hypoglycemia may occur, although these events have rarely been reported. Significant increases in blood pressure and bradycardia can also occur during hypoglycemia in diabetics treated with insulin and beta-blockers due to antagonism of epinephrine's effect on beta-2 adrenergic receptors, which leads to unopposed alpha-adrenergic effects including vasoconstriction. Other effects reported with various beta-blockers include decreased glucose tolerance and decreased glucose-induced insulin secretion.

MANAGEMENT: In general, cardioselective beta-blockers are considered safer than noncardioselective agents in the treatment of diabetic patients. Nevertheless, caution is advised if they are prescribed to patients treated with insulin or oral antidiabetic agents that can cause hypoglycemia (e.g., insulin secretagogues), as cardioselectivity is not absolute and larger doses of beta-1 selective agents may pose some of the same risks as nonselective agents. Patients should be advised of the need for regular blood glucose monitoring and be aware that certain symptoms of hypoglycemia such as tremor and tachycardia may be masked. However, other symptoms such as headache, dizziness, drowsiness, confusion, nausea, hunger, weakness, and perspiration may be unaffected. The same precautions are applicable in diabetic patients treated with ophthalmic beta-blockers.

References

  1. Shepherd AM, Lin M-S, Keeton TK "Hypoglycemia-induced hypertension in a diabetic patient on metoprolol." Ann Intern Med 94 (1981): 357-8
  2. Micossi P, Pollavini G, Raggi U, et al. "Effects of metoprolol and propranolol on glucose tolerance and insulin secretion in diabetes mellitus." Horm Metab Res 16 (1984): 59-63
  3. Popp DA, Tse TF, Shah SD, et al. "Oral propranolol and metoprolol both impair glucose recovery from insulin-induced hypoglycemia in insulin-dependent diabetes mellitus." Diabetes Care 7 (1984): 243-7
  4. Mann SJ, Krakoff LR "Hypertensive crisis caused by hypoglycemia and propranolol." Arch Intern Med 144 (1984): 2427-8
  5. Groop L, Totterman KJ, Harno K, Gordin A "Influence of beta-blocking drugs on glucose metabolism in patients with non-insulin dependent diabetes mellitus." Acta Med Scand 211 (1982): 7-12
  6. Viberti GC, Keen H, Bloom SR "Beta blockade and diabetes mellitus: effect of oxprenolol and metoprolol on the metabolic, cardiovascular, and hormonal response to insulin-induced hypoglycemia in insulin-dependent diabetics." Metabolism 29 (1980): 873-9
  7. Viberti GC, Keen H, Bloom SR "Beta blockade and diabetes mellitus: effect of oxprenolol and metoprolol on the metabolic, cardiovascular, and hormonal response to insulin-induced hypoglycemia in normal subjects." Metabolism 29 (1980): 866-72
  8. Newman RJ "Comparison of propranolol, metoprolol, and acebutolol on insulin-induced hypoglycaemia." Br Med J 2 (1976): 447-9
  9. Smith U "Beta blockade in diabetes." N Engl J Med 299 (1978): 1467
  10. Zaman R, Kendall MJ, Biggs PI "The effect of acebutolol and propranolol on the hypoglycaemic action of glibenclamide." Br J Clin Pharmacol 13 (1982): 507-12
  11. Munroe WP, Rindone JP, Kershner RM "Systemic side effects associated with the ophthalmic administratiion of timolol." Drug Intell Clin Pharm 19 (1985): 85-9
  12. Ostman J "B-adrenergic blockade and diabetes mellitus." Acta Med Scand 672 (1983): 69-77
  13. Deacon SP, Karunanayake A, Barnett D "Acebutolol, atenolol, and propranolol and metabolic responses to acute hypoglycaemia in diabetes." Br Med J 12 (1977): 1255-7
  14. Pollare T, Lithell H, Selinus I, Berne C "Sensitivity to insulin during treatment with atenolol and metoprolol: a randomised, double blind study of effects on carbohydrate and lipoprotein metabolism in hypertensive patients." BMJ 298 (1989): 1152-7
  15. Sinclair AJ, Davies IB, Warrington SJ "Betaxolol and glucose-insulin relationships: studies in normal subjects taking glibenclamide or metformin." Br J Clin Pharmacol 30 (1990): 699-702
  16. "New Zealand Committee on Adverse Drug Reactions. Ninth Annual Report." N Z Dent J 71 (1975): 28-32
View all 16 references

Switch to consumer interaction data

Moderate

bendroflumethiazide insulin aspart protamine

Applies to: bendroflumethiazide / nadolol and NovoLog Mix 70 / 30 (insulin aspart / insulin aspart protamine)

MONITOR: The efficacy of insulin and other antidiabetic agents may be diminished by certain drugs, including atypical antipsychotics, corticosteroids, diuretics, estrogens, gonadotropin-releasing hormone agonists, human growth hormone, phenothiazines, progestins, protease inhibitors, sympathomimetic amines, thyroid hormones, L-asparaginase, alpelisib, copanlisib, danazol, diazoxide, isoniazid, megestrol, omacetaxine, phenytoin, sirolimus, tagraxofusp, temsirolimus, as well as pharmacologic dosages of nicotinic acid and adrenocorticotropic agents. These drugs may interfere with blood glucose control because they can cause hyperglycemia, glucose intolerance, new-onset diabetes mellitus, and/or exacerbation of preexisting diabetes.

MANAGEMENT: Caution is advised when drugs that can interfere with glucose metabolism are prescribed to patients with diabetes. Close clinical monitoring of glycemic control is recommended following initiation or discontinuation of these drugs, and the dosages of concomitant antidiabetic agents adjusted as necessary. Patients should be advised to notify their physician if their blood glucose is consistently high or if they experience symptoms of severe hyperglycemia such as excessive thirst and increases in the volume or frequency of urination. Likewise, patients should be observed for hypoglycemia when these drugs are withdrawn from their therapeutic regimen.

References

  1. Greenstone MA, Shaw AB "Alternate day corticosteroid causes alternate day hyperglycaemia." Postgrad Med J 63 (1987): 761-4
  2. Pollare T, Lithell H, Berne C "A comparison of the effects of hydrochlorothiazide and captopril on glucose and lipid metabolism in patients with hypertension." N Engl J Med 321 (1989): 868-73
  3. Carter BL, Small RE, Mandel MD, Starkman MT "Phenytoin-induced hyperglycemia." Am J Hosp Pharm 38 (1981): 1508-12
  4. Al-Rubeaan K, Ryan EA "Phenytoin-induced insulin insensitivity." Diabet Med 8 (1991): 968-70
  5. Chaudhuri ML, Catania J "A comparison of the effects of bumetanide (Burinex) and frusemide on carbohydrate metabolism in the elderly." Br J Clin Pract 42 (1988): 427-9
  6. Goldman JA, Neri A, Ovadia J, Eckerling B, Vries A, de "Effect of chlorothiazide on intravenous glucose tolerance in pregnancy." Am J Obstet Gynecol 105 (1969): 556-60
  7. Miller NR, Moses H "Transient oculomotor nerve palsy. Association with thiazide-induced glucose intolerance." JAMA 240 (1978): 1887-8
  8. Kansal PC, Buse J, Buse MG "Thiazide diuretics and control of diabetes mellitus." South Med J 62 (1969): 1372-9
  9. Andersen OO, Persson I "Carbohydrate metabolism during treatment with chlorthalidone and ethacrynic acid." Br Med J 2 (1968): 798-801
  10. Curtis J, Horrigan F, Ahearn D, Varney R, Sandler SG "Chlorthalidone-induced hyperosmolar hyperglycemic nonketotic coma." JAMA 220 (1972): 1592-3
  11. Chowdhury FR, Bleicher SJ "Chlorthalidone--induced hypokalemia and abnormal carbohydrate metabolism." Horm Metab Res 2 (1970): 13-6
  12. Diamond MT "Hyperglycemic hyperosmolar coma associated with hydrochlorothiazide and pancreatitis." N Y State J Med 72 (1972): 1741-2
  13. Jones IG, Pickens PT "Diabetes mellitus following oral diuretics." Practitioner 199 (1967): 209-10
  14. Black DM, Filak AT "Hyperglycemia with non-insulin-dependent diabetes following intraarticular steroid injection." J Fam Pract 28 (1989): 462-3
  15. Gunnarsson R, Lundgren G, Magnusson G, Ost L, Groth CG "Steroid diabetes--a sign of overtreatment with steroids in the renal graft recipient?" Scand J Urol Nephrol Suppl 54 (1980): 135-8
  16. Murphy MB, Kohner E, Lewis PJ, Schumer B, Dollery CT "Glucose intolerance in hypertensive patients treated with diuretics: a fourteen-year follow-up." Lancet 2 (1982): 1293-5
  17. Seltzer HS, Allen EW "Hyperglycemia and inhibition of insulin secretion during administration of diazoxide and trichlormethiazide in man." Diabetes 18 (1969): 19-28
  18. Jori A, Carrara MC "On the mechanism of the hyperglycaemic effect of chlorpromazine." J Pharm Pharmacol 18 (1966): 623-4
  19. Erle G, Basso M, Federspil G, Sicolo N, Scandellari C "Effect of chlorpromazine on blood glucose and plasma insulin in man." Eur J Clin Pharmacol 11 (1977): 15-8
  20. "Product Information. Thorazine (chlorpromazine)." SmithKline Beecham PROD (2002):
  21. "Product Information. Diabinese (chlorpropamide)." Pfizer U.S. Pharmaceuticals PROD (2002):
  22. "Product Information. Glucotrol (glipizide)." Pfizer U.S. Pharmaceuticals PROD (2002):
  23. "Product Information. Diabeta (glyburide)." Hoechst Marion-Roussel Inc, Kansas City, MO.
  24. "Product Information. Synthroid (levothyroxine)." Abbott Pharmaceutical PROD (2002):
  25. "Product Information. Carafate (sucralfate)." Hoechst Marion Roussel PROD (2001):
  26. Stambaugh JE, Tucker DC "Effect of diphenylhydantoin on glucose tolerance in patients with hypoglycemia." Diabetes 23 (1974): 679-83
  27. Malherbe C, Burrill KC, Levin SR, Karam JH, Forsham PH "Effect of diphenylhydantoin on insulin secretion in man." N Engl J Med 286 (1972): 339-42
  28. Javier Z, Gershberg H, Hulse M "Ovulatory suppressants, estrogens, and carbohydrate metabolism." Metabolism 17 (1968): 443-56
  29. Sotaniemi E, Kontturi M, Larmi T "Effect of diethylstilbestrol on blood glucose of prostatic cancer patients." Invest Urol 10 (1973): 438-41
  30. Bell DS "Insulin resistance. An often unrecognized problem accompanying chronic medical disorders." Postgrad Med 93 (1993): 99-103,
  31. Berlin I "Prazosin, diuretics, and glucose intolerance." Ann Intern Med 119 (1993): 860
  32. Rowe P, Mather H "Hyperosmolar non-ketotic diabetes mellitus associated with metolazone." Br Med J 291 (1985): 25-6
  33. Haiba NA, el-Habashy MA, Said SA, Darwish EA, Abdel-Sayed WS, Nayel SE "Clinical evaluation of two monthly injectable contraceptives and their effects on some metabolic parameters." Contraception 39 (1989): 619-32
  34. Virutamasen P, Wongsrichanalai C, Tangkeo P, Nitichai Y, Rienprayoon D "Metabolic effects of depot-medroxyprogesterone acetate in long-term users: a cross-sectional study." Int J Gynaecol Obstet 24 (1986): 291-6
  35. Dimitriadis G, Tegos C, Golfinopoulou L, Roboti C, Raptis S "Furosemide-induced hyperglycaemia - the implication of glycolytic kinases." Horm Metab Res 25 (1993): 557-9
  36. Goldman JA, Ovadia JL "The effect of estrogen on intravenous glucose tolerance in woman." Am J Obstet Gynecol 103 (1969): 172-8
  37. Hannaford PC, Kay CR "Oral contraceptives and diabetes mellitus." BMJ 299 (1989): 1315-6
  38. Spellacy WN, Ellingson AB, Tsibris JC "The effects of two triphasic oral contraceptives on carbohydrate metabolism in women during 1 year of use." Fertil Steril 51 (1989): 71-4
  39. Ludvik B, Clodi M, Kautzky-Willer A, Capek M, Hartter E, Pacini G, Prager R "Effect of dexamethasone on insulin sensitivity, islet amyloid polypeptide and insulin secretion in humans." Diabetologia 36 (1993): 84-7
  40. Domenet JG "Diabetogenic effect of oral diuretics." Br Med J 3 (1968): 188
  41. Coni NK, Gordon PW, Mukherjee AP, Read PR "The effect of frusemide and ethacrynic acid on carbohydrate metabolism." Age Ageing 3 (1974): 85-90
  42. Schmitz O, Hermansen K, Nielsen OH, Christensen CK, Arnfred J, Hansen HE, Mogensen CE, Orskov H, Beck-Nielsen H "Insulin action in insulin-dependent diabetics after short-term thiazide therapy." Diabetes Care 9 (1986): 631-6
  43. Blayac JP, Ribes G, Buys D, Puech R, Loubatieres-Mariani MM "Effects of a new benzothiadiazine derivative, LN 5330, on insulin secretion." Arch Int Pharmacodyn Ther 253 (1981): 154-63
  44. Elmfeldt D, Berglund G, Wedel H, Wilhelmsen L "Incidence and importance of metabolic side-effects during antihypertensive therapy." Acta Med Scand Suppl 672 (1983): 79-83
  45. Winchester JF, Kellett RJ, Boddy K, Boyle P, Dargie HJ, Mahaffey ME, Ward DM, Kennedy AC "Metolazone and bendroflumethiazide in hypertension: physiologic and metabolic observations." Clin Pharmacol Ther 28 (1980): 611-8
  46. Petri M, Cumber P, Grimes L, Treby D, Bryant R, Rawlins D, Ising H "The metabolic effects of thiazide therapy in the elderly: a population study." Age Ageing 15 (1986): 151-5
  47. "Product Information. Glucophage (metformin)." Bristol-Myers Squibb PROD (2001):
  48. Harper R, Ennis CN, Heaney AP, Sheridan B, Gormley M, Atkinson AB, Johnston GD, Bell PM "A comparison of the effects of low- and conventional-dose thiazide diuretic on insulin action in hypertensive patients with NIDDM." Diabetologia 38 (1995): 853-9
  49. "Product Information. Precose (acarbose)." Bayer PROD (2001):
  50. "Product Information. Norvir (ritonavir)." Abbott Pharmaceutical PROD (2001):
  51. "Product Information. Amaryl (glimepiride)." Hoechst Marion Roussel PROD (2001):
  52. Charan VD, Desai N, Singh AP, Choudhry VP "Diabetes mellitus and pancreatitis as a complication of L- asparaginase therapy." Indian Pediatr 30 (1993): 809-10
  53. Seifer DB, Freedman LN, Cavender JR, Baker RA "Insulin-dependent diabetes mellitus associated with danazol." Am J Obstet Gynecol 162 (1990): 474-5
  54. "Product Information. Crixivan (indinavir)." Merck & Co., Inc PROD (2001):
  55. Pickkers P, Schachter M, Hughes AD, Feher MD, Sever PS "Thiazide-induced hyperglycaemia: a role for calcium-activated potassium channels?" Diabetologia 39 (1996): 861-4
  56. "Product Information. Viracept (nelfinavir)." Agouron Pharma Inc PROD (2001):
  57. Dube MP, Johnson DL, Currier JS, Leedom JM "Protease inhibitor-associated hyperglycaemia." Lancet 350 (1997): 713-4
  58. "Product Information. Oncaspar (pegaspargase)." Rhone Poulenc Rorer PROD (2001):
  59. "Product Information. Prandin (repaglinide)." Novo Nordisk Pharmaceuticals Inc PROD (2001):
  60. "Product Information. Elspar (asparaginase)." Merck & Co., Inc PROD (2001):
  61. "Product Information. Hyperstat (diazoxide)." Apothecon Inc (2022):
  62. "Product Information. Megace (megestrol)." Bristol-Myers Squibb PROD (2001):
  63. Walli R, Demant T "Impaired glucose tolerance and protease inhibitors." Ann Intern Med 129 (1998): 837-8
  64. "Product Information. Agenerase (amprenavir)." Glaxo Wellcome PROD (2001):
  65. Mauss S, Wolf E, Jaeger H "Impaired glucose tolerance in HIV-positive patients receiving and those not receiving protease inhibitors." Ann Intern Med 130 (1999): 162-3
  66. Kaufman MB, Simionatto C "A review of protease inhibitor-induced hyperglycemia." Pharmacotherapy 19 (1999): 114-7
  67. "Product Information. Tolinase (tolazamide)." Pharmacia and Upjohn PROD (2001):
  68. "Product Information. Orinase (tolbutamide)." Pharmacia and Upjohn PROD (2001):
  69. "Product Information. Dymelor (acetohexamide)." Lilly, Eli and Company PROD (2001):
  70. Wehring H, Alexander B, Perry PJ "Diabetes mellitus associated with clozapine therapy." Pharmacotherapy 20 (2000): 844-7
  71. Tsiodras S, Mantzoros C, Hammer S, Samore M "Effects of protease inhibitors on hyperglycemia, hyperlipidemia, and lipodystrophy - A 5-year cohort study." Arch Intern Med 160 (2000): 2050-6
  72. "Product Information. Fortovase (saquinavir)." Roche Laboratories PROD (2001):
  73. "Product Information. Starlix (nateglinide)." Novartis Pharmaceuticals PROD (2001):
  74. Hardy H, Esch LD, Morse GD "Glucose disorders associated with HIV and its drug therapy." Ann Pharmacother 35 (2001): 343-51
  75. Leary WP, Reyes AJ "Drug interactions with diuretics." S Afr Med J 65 (1984): 455-61
  76. "Product Information. NovoLOG Mix 70/30 (insulin aspart-insulin aspart protamine)." Novo Nordisk Pharmaceuticals Inc (2022):
  77. "Product Information. Reyataz (atazanavir)." Bristol-Myers Squibb (2003):
  78. "Product Information. Lexiva (fosamprenavir)." GlaxoSmithKline (2003):
  79. "Product Information. Apidra (insulin glulisine)." Aventis Pharmaceuticals (2004):
  80. "Product Information. Prezista (darunavir)." Ortho Biotech Inc (2006):
  81. "Product Information. Zolinza (vorinostat)." Merck & Co., Inc (2006):
  82. "Product Information. Torisel (temsirolimus)." Wyeth-Ayerst Laboratories (2007):
  83. "Product Information. Rexulti (brexpiprazole)." Otsuka American Pharmaceuticals Inc (2015):
  84. "Product Information. Elzonris (tagraxofusp)." Stemline Therapeutics (2019):
  85. "Product Information. Piqray (alpelisib)." Novartis Pharmaceuticals (2019):
View all 85 references

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Drug and food interactions

Moderate

nadolol food

Applies to: bendroflumethiazide / nadolol

GENERALLY AVOID: Coadministration with green tea may significantly decrease the plasma concentrations of nadolol. The mechanism of interaction has not been established, but may involve inhibition of OATP1A2-mediated uptake of nadolol in the intestine by catechins in green tea. In a study with ten healthy volunteers, administration of a single 30 mg oral dose of nadolol following repeated consumption of green tea (700 mL/day for 14 days) resulted in decreases of 85% in nadolol peak plasma concentration (Cmax) and systemic exposure (AUC) compared to administration with water. The renal clearance of nadolol was not altered. Green tea also markedly reduced the effects of nadolol on systolic blood pressure.

MANAGEMENT: Based on available data, patients should be advised to limit their consumption of green tea and green tea extracts during treatment with nadolol.

References

  1. Misaka S, Yatabe J, Muller F, et al. "Green tea ingestion greatly reduces plasma concentrations of nadolol in healthy subjects." Clin Pharmacol Ther 95 (2014): 432-8
  2. Roth M, Timmermann BN, Hagenbuch B "Interactions of green tea catechins with organic anion-transporting polypeptides." Drug Metab Dispos 39 (2011): 920-6

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Moderate

insulin aspart food

Applies to: NovoLog Mix 70/30 (insulin aspart/insulin aspart protamine)

GENERALLY AVOID: Alcohol may cause hypoglycemia or hyperglycemia in patients with diabetes. Hypoglycemia most frequently occurs during acute consumption of alcohol. Even modest amounts can lower blood sugar significantly, especially when the alcohol is ingested on an empty stomach or following exercise. The mechanism involves inhibition of both gluconeogenesis as well as the counter-regulatory response to hypoglycemia. Episodes of hypoglycemia may last for 8 to 12 hours after ethanol ingestion. By contrast, chronic alcohol abuse can cause impaired glucose tolerance and hyperglycemia. Moderate alcohol consumption generally does not affect blood glucose levels in patients with well controlled diabetes. A disulfiram-like reaction (e.g., flushing, headache, and nausea) to alcohol has been reported frequently with the use of chlorpropamide and very rarely with other sulfonylureas.

MANAGEMENT: Patients with diabetes should avoid consuming alcohol if their blood glucose is not well controlled, or if they have hypertriglyceridemia, neuropathy, or pancreatitis. Patients with well controlled diabetes should limit their alcohol intake to one drink daily for women and two drinks daily for men (1 drink = 5 oz wine, 12 oz beer, or 1.5 oz distilled spirits) in conjunction with their normal meal plan. Alcohol should not be consumed on an empty stomach or following exercise.

References

  1. Jerntorp P, Almer LO "Chlorpropamide-alcohol flushing in relation to macroangiopathy and peripheral neuropathy in non-insulin dependent diabetes." Acta Med Scand 656 (1981): 33-6
  2. Jerntorp P, Almer LO, Holin H, et al. "Plasma chlorpropamide: a critical factor in chlorpropamide-alcohol flush." Eur J Clin Pharmacol 24 (1983): 237-42
  3. Barnett AH, Spiliopoulos AJ, Pyke DA, et al. "Metabolic studies in chlorpropamide-alcohol flush positive and negative type 2 (non-insulin dependent) diabetic patients with and without retinopathy." Diabetologia 24 (1983): 213-5
  4. Hartling SG, Faber OK, Wegmann ML, Wahlin-Boll E, Melander A "Interaction of ethanol and glipizide in humans." Diabetes Care 10 (1987): 683-6
  5. "Product Information. Diabinese (chlorpropamide)." Pfizer U.S. Pharmaceuticals PROD (2002):
  6. "Product Information. Glucotrol (glipizide)." Pfizer U.S. Pharmaceuticals PROD (2002):
  7. "Product Information. Diabeta (glyburide)." Hoechst Marion-Roussel Inc, Kansas City, MO.
  8. Skillman TG, Feldman JM "The pharmacology of sulfonylureas." Am J Med 70 (1981): 361-72
  9. "Position Statement: evidence-based nutrition principles and recommendations for the treatment and prevention of diabetes related complications. American Diabetes Association." Diabetes Care 25(Suppl 1) (2002): S50-S60
  10. Cerner Multum, Inc. "UK Summary of Product Characteristics." O 0
View all 10 references

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Moderate

insulin aspart protamine food

Applies to: NovoLog Mix 70/30 (insulin aspart/insulin aspart protamine)

GENERALLY AVOID: Alcohol may cause hypoglycemia or hyperglycemia in patients with diabetes. Hypoglycemia most frequently occurs during acute consumption of alcohol. Even modest amounts can lower blood sugar significantly, especially when the alcohol is ingested on an empty stomach or following exercise. The mechanism involves inhibition of both gluconeogenesis as well as the counter-regulatory response to hypoglycemia. Episodes of hypoglycemia may last for 8 to 12 hours after ethanol ingestion. By contrast, chronic alcohol abuse can cause impaired glucose tolerance and hyperglycemia. Moderate alcohol consumption generally does not affect blood glucose levels in patients with well controlled diabetes. A disulfiram-like reaction (e.g., flushing, headache, and nausea) to alcohol has been reported frequently with the use of chlorpropamide and very rarely with other sulfonylureas.

MANAGEMENT: Patients with diabetes should avoid consuming alcohol if their blood glucose is not well controlled, or if they have hypertriglyceridemia, neuropathy, or pancreatitis. Patients with well controlled diabetes should limit their alcohol intake to one drink daily for women and two drinks daily for men (1 drink = 5 oz wine, 12 oz beer, or 1.5 oz distilled spirits) in conjunction with their normal meal plan. Alcohol should not be consumed on an empty stomach or following exercise.

References

  1. Jerntorp P, Almer LO "Chlorpropamide-alcohol flushing in relation to macroangiopathy and peripheral neuropathy in non-insulin dependent diabetes." Acta Med Scand 656 (1981): 33-6
  2. Jerntorp P, Almer LO, Holin H, et al. "Plasma chlorpropamide: a critical factor in chlorpropamide-alcohol flush." Eur J Clin Pharmacol 24 (1983): 237-42
  3. Barnett AH, Spiliopoulos AJ, Pyke DA, et al. "Metabolic studies in chlorpropamide-alcohol flush positive and negative type 2 (non-insulin dependent) diabetic patients with and without retinopathy." Diabetologia 24 (1983): 213-5
  4. Hartling SG, Faber OK, Wegmann ML, Wahlin-Boll E, Melander A "Interaction of ethanol and glipizide in humans." Diabetes Care 10 (1987): 683-6
  5. "Product Information. Diabinese (chlorpropamide)." Pfizer U.S. Pharmaceuticals PROD (2002):
  6. "Product Information. Glucotrol (glipizide)." Pfizer U.S. Pharmaceuticals PROD (2002):
  7. "Product Information. Diabeta (glyburide)." Hoechst Marion-Roussel Inc, Kansas City, MO.
  8. Skillman TG, Feldman JM "The pharmacology of sulfonylureas." Am J Med 70 (1981): 361-72
  9. "Position Statement: evidence-based nutrition principles and recommendations for the treatment and prevention of diabetes related complications. American Diabetes Association." Diabetes Care 25(Suppl 1) (2002): S50-S60
  10. Cerner Multum, Inc. "UK Summary of Product Characteristics." O 0
View all 10 references

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Moderate

nadolol food

Applies to: bendroflumethiazide / nadolol

MONITOR: Many psychotherapeutic and CNS-active agents (e.g., anxiolytics, sedatives, hypnotics, antidepressants, antipsychotics, opioids, alcohol, muscle relaxants) exhibit hypotensive effects, especially during initiation of therapy and dose escalation. Coadministration with antihypertensives and other hypotensive agents, in particular vasodilators and alpha-blockers, may result in additive effects on blood pressure and orthostasis.

MANAGEMENT: Caution and close monitoring for development of hypotension is advised during coadministration of these agents. Some authorities recommend avoiding alcohol in patients receiving vasodilating antihypertensive drugs. Patients should be advised to avoid rising abruptly from a sitting or recumbent position and to notify their physician if they experience dizziness, lightheadedness, syncope, orthostasis, or tachycardia.

References

  1. Sternbach H "Fluoxetine-associated potentiation of calcium-channel blockers." J Clin Psychopharmacol 11 (1991): 390-1
  2. Shook TL, Kirshenbaum JM, Hundley RF, Shorey JM, Lamas GA "Ethanol intoxication complicating intravenous nitroglycerin therapy." Ann Intern Med 101 (1984): 498-9
  3. Feder R "Bradycardia and syncope induced by fluoxetine." J Clin Psychiatry 52 (1991): 139
  4. Ellison JM, Milofsky JE, Ely E "Fluoxetine-induced bradycardia and syncope in two patients." J Clin Psychiatry 51 (1990): 385-6
  5. Rodriguez de la Torre B, Dreher J, Malevany I, et al. "Serum levels and cardiovascular effects of tricyclic antidepressants and selective serotonin reuptake inhibitors in depressed patients." Ther Drug Monit 23 (2001): 435-40
  6. Cerner Multum, Inc. "Australian Product Information." O 0
  7. Pacher P, Kecskemeti V "Cardiovascular side effects of new antidepressants and antipsychotics: new drugs, old concerns?" Curr Pharm Des 10 (2004): 2463-75
  8. Andrews C, Pinner G "Postural hypotension induced by paroxetine." BMJ 316 (1998): 595
View all 8 references

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Moderate

bendroflumethiazide food

Applies to: bendroflumethiazide / nadolol

MONITOR: Many psychotherapeutic and CNS-active agents (e.g., anxiolytics, sedatives, hypnotics, antidepressants, antipsychotics, opioids, alcohol, muscle relaxants) exhibit hypotensive effects, especially during initiation of therapy and dose escalation. Coadministration with antihypertensives and other hypotensive agents, in particular vasodilators and alpha-blockers, may result in additive effects on blood pressure and orthostasis.

MANAGEMENT: Caution and close monitoring for development of hypotension is advised during coadministration of these agents. Some authorities recommend avoiding alcohol in patients receiving vasodilating antihypertensive drugs. Patients should be advised to avoid rising abruptly from a sitting or recumbent position and to notify their physician if they experience dizziness, lightheadedness, syncope, orthostasis, or tachycardia.

References

  1. Sternbach H "Fluoxetine-associated potentiation of calcium-channel blockers." J Clin Psychopharmacol 11 (1991): 390-1
  2. Shook TL, Kirshenbaum JM, Hundley RF, Shorey JM, Lamas GA "Ethanol intoxication complicating intravenous nitroglycerin therapy." Ann Intern Med 101 (1984): 498-9
  3. Feder R "Bradycardia and syncope induced by fluoxetine." J Clin Psychiatry 52 (1991): 139
  4. Ellison JM, Milofsky JE, Ely E "Fluoxetine-induced bradycardia and syncope in two patients." J Clin Psychiatry 51 (1990): 385-6
  5. Rodriguez de la Torre B, Dreher J, Malevany I, et al. "Serum levels and cardiovascular effects of tricyclic antidepressants and selective serotonin reuptake inhibitors in depressed patients." Ther Drug Monit 23 (2001): 435-40
  6. Cerner Multum, Inc. "Australian Product Information." O 0
  7. Pacher P, Kecskemeti V "Cardiovascular side effects of new antidepressants and antipsychotics: new drugs, old concerns?" Curr Pharm Des 10 (2004): 2463-75
  8. Andrews C, Pinner G "Postural hypotension induced by paroxetine." BMJ 316 (1998): 595
View all 8 references

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Moderate

nadolol food

Applies to: bendroflumethiazide / nadolol

ADJUST DOSING INTERVAL: Concurrent administration with calcium salts may decrease the oral bioavailability of atenolol and possibly other beta-blockers. The exact mechanism of interaction is unknown. In six healthy subjects, calcium 500 mg (as lactate, carbonate, and gluconate) reduced the mean peak plasma concentration (Cmax) and area under the concentration-time curve (AUC) of atenolol (100 mg) by 51% and 32%, respectively. The elimination half-life increased by 44%. Twelve hours after the combination, beta-blocking activity (as indicated by inhibition of exercise tachycardia) was reduced compared to that with atenolol alone. However, during a 4-week treatment in six hypertensive patients, there was no difference in blood pressure values between treatments. The investigators suggest that prolongation of the elimination half-life induced by calcium coadministration may have led to atenolol cumulation during long-term dosing, which compensated for the reduced bioavailability.

MANAGEMENT: It may help to separate the administration times of beta-blockers and calcium products by at least 2 hours. Patients should be monitored for potentially diminished beta-blocking effects following the addition of calcium therapy.

References

  1. Kirch W, Schafer-Korting M, Axthelm T, Kohler H, Mutschler E "Interaction of atenolol with furosemide and calcium and aluminum salts." Clin Pharmacol Ther 30 (1981): 429-35

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Therapeutic duplication warnings

No warnings were found for your selected drugs.

Therapeutic duplication warnings are only returned when drugs within the same group exceed the recommended therapeutic duplication maximum.

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Drug Interaction Classification

These classifications are only a guideline. The relevance of a particular drug interaction to a specific individual is difficult to determine. Always consult your healthcare provider before starting or stopping any medication.
Major Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit.
Moderate Moderately clinically significant. Usually avoid combinations; use it only under special circumstances.
Minor Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan.
Unknown No interaction information available.

Further information

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