Skip to Content

Quinidine Drug Interactions

A total of 816 drugs are known to interact with quinidine.

  • 300 major drug interactions
  • 491 moderate drug interactions
  • 25 minor drug interactions

Show all medications in the database that may interact with quinidine.

Check for interactions with quinidine

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

Common medications checked in combination with quinidine

  • Aldactone (spironolactone)
  • amiodarone (Pacerone, Cordarone, Nexterone, Cordarone IV)
  • Aricept (donepezil)
  • Cardizem (diltiazem)
  • Celebrex (celecoxib)
  • Cipro (ciprofloxacin)
  • Coumadin (warfarin)
  • dexamethasone (Decadron, Dexamethasone Intensol, Decadron Phosphate, Injectable, Dexasone, Hexadrol, Dexacort Phosphate in Respihaler, Zonacort, TaperDex, Dexacen-4, ZoDex, LoCort, Adrenocot LA, Dalalone, Dalalone DP, Dalalone LA, Decaject, Decaject LA, Zema Pak, Baycadron, Decadron-LA, Solurex LA, Solurex, Adrenocot, De-Sone LA, Dexacort-LA, Dexasone LA, Dexone, Dexone LA, Primethasone, Dexacorten, Medidex, Medidex LA, Dexpak Taperpak)
  • dextromethorphan (Delsym, Delsym 12 Hour Cough Relief, Dextromethorphan HBr Adult Formula, Cough Syrup DM, Hold DM, Bisolvon Dry, Dry Cough, Robitussin CoughGels Long-Acting, Pertussin CS Childrens, Buckleys Mixture, DexAlone, Robitussin 12-Hour Cough Relief, Vicks Formula 44, Benylin DM, Delsym 12 Hour Cough Relief for Children & Adults, Calmylin, Robafen Cough Liquidgels, Dexi-Tuss, Strepsils Cough Relief, Creomulsion Children, Tussin Cough Gels (Long Acting), Hold, Babee Cof, Silphen DM, Pertussin DM, Vicks Formula 44 Custom Care Dry Cough Suppressant, Balminil DM, Novahistine DM, Strepsils Cough, Covonia Bronchial Balsam, Robitussin Cough Long-Acting, Triaminic Thin Strips Long Acting Cough, Benadryl for the Family Dry Forte, Theraflu Thin Strips Cough, Neocitran Thin Strips Cough, Contac Cough, Jack & Jill Thin Strips Cough, Tussinol for Dry Coughs, Bisolvon Dry Junior, Dristan DM, Nucosef DM, Delsym Children's 12-Hour Cough Relief, Sucrets Cough, Pedia Relief, Triaminic Long Acting Cough, Creomulsion, Buckley's DM, Buckley's Mixture Cough Suppressant, Vicks Nature Fusion Cough, Duract Max Strength Cough, Scot-Tussin Diabetes, Lloydspharmacy Dry Adult Cough, 12 Hour Cough Relief, Triaminic Thin Strips Cough, ElixSure Cough, Scot-Tussin DM Cough Chasers, Robitussin Children's Cough Long-Acting, St. Joseph Cough Suppressant, Pertussin ES, PediaCare Children's Long-Acting Cough, Tussin Pediatric, Robafen Pediatric Cough & Cold, Vicks Dayquil Cough)
  • digoxin (Lanoxin, Digox, Digitek, Lanoxicaps, Cardoxin)
  • Ditropan (oxybutynin)
  • Eliquis (apixaban)
  • Fosamax (alendronate)
  • grapefruit
  • Inderal (propranolol)
  • Lasix (furosemide)
  • Lexapro (escitalopram)
  • loperamide (Imodium, Imodium A-D, Anti-Diarrheal, Imotil, Kaopectate II, Neo-Diaral, Pepto Diarrhea Control, Kao-Paverin, Diar-Aid, Diamode, Up and Up Anti-Diarrheal Solution, Kaopectate 1-D, A-D Anti-Diarrheal)
  • Lopressor (metoprolol)
  • Lovenox (enoxaparin)
  • phenytoin (Dilantin, Phenytoin Sodium, Phenytoin Sodium, Extended Release, Phenytoin Sodium, Prompt, Phenytek, Di-Phen)
  • Plavix (clopidogrel)
  • procainamide (Procan SR, Pronestyl, Procanbid, Pronestyl-SR)
  • quinine (Qualaquin, QM-260)
  • Toradol (ketorolac)
  • Tylenol (acetaminophen)
  • Zocor (simvastatin)
  • Zofran (ondansetron)
  • Zoloft (sertraline)

Quinidine alcohol/food interactions

There is 1 alcohol/food interaction with quinidine

Quinidine disease interactions

There are 3 disease interactions with quinidine 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.