Extendryl SR (chlorpheniramine / methscopolamine / phenylephrine) and Alcohol/Food Interactions
There are 2 alcohol/food/lifestyle interactions with Extendryl SR (chlorpheniramine / methscopolamine / phenylephrine) which include:
Moderate Food Interaction
Consumer information for this interaction is not currently available.
GENERALLY AVOID: Alcohol may potentiate some of the pharmacologic effects of CNS-active agents. Use in combination may result in additive central nervous system depression and/or impairment of judgment, thinking, and psychomotor skills.
MANAGEMENT: Patients receiving CNS-active agents should be warned of this interaction and advised to avoid or limit consumption of alcohol. Ambulatory patients should be counseled to avoid hazardous activities requiring complete mental alertness and motor coordination until they know how these agents affect them, and to notify their physician if they experience excessive or prolonged CNS effects that interfere with their normal activities.
- Warrington SJ, Ankier SI, Turner P "Evaluation of possible interactions between ethanol and trazodone or amitriptyline." Neuropsychobiology 15 (1986): 31-7
- Gilman AG, Rall TW, Nies AS, Taylor P, eds. "Goodman and Gilman's the Pharmacological Basis of Therapeutics. 8th ed." New York, NY: Pergamon Press Inc. (1990):
- "Product Information. Fycompa (perampanel)." Eisai Inc, Teaneck, NJ.
- "Product Information. Rexulti (brexpiprazole)." Otsuka American Pharmaceuticals Inc, Rockville, MD.
High Blood Pressure (Hypertension)
Minor Potential Hazard, Low plausibility
anticholinergics - hypertension
Cardiovascular effects of anticholinergics may exacerbate hypertension. Therapy with anticholinergic agents should be administered cautiously in patients with hypertension.
- "Product Information. Marezine (cyclizine)." Glaxo Wellcome, Research Triangle Park, NC.
- "Product Information. Benadryl (diphenhydramine)." Parke-Davis, Morris Plains, NJ.
- Valentin N, Staffeldt H, Kyst A "Effect of i.v. atropine on cardiac rhythm, heart rate, blood pressure and airway secretion during isoflurane anaesthesia." Acta Anaesthesiol Scand 28 (1984): 621-4
- "Product Information. Atropine Sulfate Injection, USP (atropine)." ESI Lederle Generics, Philadelphia, PA.
- "Product Information. Antivert (meclizine)." Roerig Division, New York, NY.
- "Product Information. Cogentin (benztropine)." Merck & Co, Inc, West Point, PA.
- "Product Information. Artane (trihexyphenidyl)." Lederle Laboratories, Wayne, NJ.
Extendryl SR (chlorpheniramine / methscopolamine / phenylephrine) drug interactions
There are 488 drug interactions with Extendryl SR (chlorpheniramine / methscopolamine / phenylephrine)
Extendryl SR (chlorpheniramine / methscopolamine / phenylephrine) disease interactions
There are 25 disease interactions with Extendryl SR (chlorpheniramine / methscopolamine / phenylephrine) which include:
- autonomic neuropathy
- GI obstruction
- obstructive uropathy
- reactive airway diseases
- myasthenia gravis
- infectious diarrhea
- cardiovascular disease
- cardiac disease
- anticholinergic effects
- renal/liver disease
- coronary artery disease
- gastric ulcer
- gastroesophageal reflux
- ulcerative colitis
More about Extendryl SR (chlorpheniramine / methscopolamine / phenylephrine)
- Side Effects
- During Pregnancy
- Dosage Information
- Drug Images
- Drug Interactions
- Drug class: upper respiratory combinations
Related treatment guides
Drug Interaction Classification
|Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit.|
|Moderately clinically significant. Usually avoid combinations; use it only under special circumstances.|
|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.|
|No interaction information available.|
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.