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Guaifed Caps (guaifenesin / phenylephrine) Drug Interactions

A total of 337 drugs are known to interact with Guaifed Caps (guaifenesin / phenylephrine).

  • 57 major drug interactions
  • 277 moderate drug interactions
  • 3 minor drug interactions

Show all medications in the database that may interact with Guaifed Caps (guaifenesin / phenylephrine).

Check for interactions with Guaifed Caps (guaifenesin / phenylephrine)

Type in a drug name and select a drug from the list.

Common medications checked in combination with Guaifed Caps (guaifenesin / phenylephrine)

  • abacavir / lamivudine (Epzicom)
  • Ambien (zolpidem)
  • azithromycin (Zithromax, Azithromycin Dose Pack, Z-Pak, Zmax)
  • Celebrex (celecoxib)
  • cetirizine (Zyrtec, Aller-Tec, Zyrtec Hives, All Day Allergy Children's, Equate Allergy Relief, PediaCare Children's 24-Hour Allergy, All Day Allergy, Children's Allergy Relief, Children's Zyrtec, Alleroff, Aller-Tec Children's)
  • citalopram (Celexa)
  • Colace (docusate)
  • diphenhydramine / pseudoephedrine (Benaphen Plus, Benylin Multi-Symptom, Actifed Allergy Day/Night, Tavist NightTime Allergy, Benadryl Children's Allergy And Sinus, Benadryl Allergy Sinus, Respa SA, Tekral)
  • estradiol (Estrace, Estradiol Patch, Climara, Estrogel, Minivelle, Vivelle-Dot, Divigel, Femring, Vivelle, Estrogen Patches, Progynova, Estraderm, Evamist, Depo-Estradiol, Delestrogen, Depogen, Alora, Estradot, Dioval 40, Estragyn LA 5, Fematrix, Oestrodose, Gynogen LA 20, Dioval XX, Evorel, Aerodiol, Elleste Solo, Estrofem, Climodien, Delidose, Estradiol G GAM, Estreva, Oestrogel, Provames, Estra Pellets, Femtrace, Valergen, Dep Gynogen, Duragen, Estra-C, Estra-V 40, Estro-Cyp, Gynodiol, Estro-Span 40, Medidiol 10, Dura-Estrin, Fempatch, Esclim, Oesclim, Clinagen LA 40, Estro-LA, Menaval-20, Estradot 37.5, Estradot 50, Estradot 75, Estradot 100, Oestrogel Pump-Pack, Dermestril, FemSeven, Progynova TS, Sandrena, Zumenon, Adgyn Estro, FemSeven Sequi Phase I, Menorest Patch, Nuvelle TS Phase I, Climaval, FemTab, Estrasorb, Femtran, Primogyn Depot, Organon Oestradiol, Bedol, Oestradiol Implants, Dermestril Septem, Estrapatch, Femsept, Menorest, Oromone, Systen, Thais, Thaissept, Elestrin, Menostar)
  • Flonase (fluticasone nasal)
  • hydrochlorothiazide / lisinopril (Zestoretic, Prinzide)
  • levothyroxine (Synthroid, Levoxyl, Tirosint, Levothroid, Eltroxin, Unithroid, Levothyrox, Euthyrox, Levo-T, L Thyroxine Roche, Eutroxsig, Novothyrox, Oroxine, Tirosint-Sol, Levotabs, Levotec, Evotrox)
  • methadone (Methadose, Dolophine, Methadone Diskets, Methadose Sugar-Free)
  • Nasacort (triamcinolone nasal)
  • phenylephrine (Sudafed PE Congestion, Neo-Synephrine, Phenyl-T, Nasal Decongestant PE, Vazculep, Suphedrine PE, Help I Have A Stuffy Nose, Despec-SF, Sudogest PE, Nasop12, Triaminic Thin Strips Cold with Stuffy Nose, Dimetapp Toddler's Drops Decongestant, Congest Aid II, AH-Chew D, Gilchew IR, Little Colds Decongestant, Lusonal, Contac-D, Nasop, Ricobid-D, PediaCare Children's Decongestant, Sudafed PE Children's Nasal Decongestant)
  • pravastatin (Pravachol)
  • Sustiva (efavirenz)
  • valacyclovir (Valtrex)
  • Vitamin C (ascorbic acid)
  • zolpidem (Ambien, Ambien CR, Zolpimist, Intermezzo, Edluar)

Guaifed Caps (guaifenesin / phenylephrine) disease interactions

There are 4 disease interactions with Guaifed Caps (guaifenesin / phenylephrine) which include:

Drug Interaction Classification

The classifications below are a general guideline only. It is difficult to determine the relevance of a particular drug interaction to any individual given the large number of variables.
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 information available.

Do not stop taking any medications without consulting your healthcare provider.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

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