MediHelp
Drug interactions A–Z
Known drug-drug interactions with severity, mechanism and clinical management.
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
- acetaminophen (paracetamol) (panadol) + congestal major
- acetaminophen + warfarin moderate
- acetazolamide + ondansetron moderate
- Acetylsalicylic acid + Clozapine moderate
- Acetylsalicylic acid + Omega-3-acid ethyl esters moderate
- Activated Charcoal + Amlodipine moderate
- acyclovir + vancomycin moderate
- Albendazole + Metronidazole moderate
- alendronate + aspirin moderate
- aliskiren + enalapril (in diabetes) contraindicated
- allopurinol + amoxicillin/clavulanate moderate
- allopurinol + amoxicillin/clavulanate (Augmentin) moderate
- allopurinol + azathioprine major
- alprazolam + cyclobenzaprine moderate
- Alprazolam + Fluoxetine moderate
- aluminum hydroxide/magnesium hydroxide + levofloxacin moderate
- amikacin + ceftazidime moderate
- Amiodarone + Azithromycin major
- Amiodarone + Cardiac Disease major
- amiodarone + dabigatran major
- amiodarone + digoxin major
- amiodarone + eplerenone major
- amiodarone + levofloxacin major
- amiodarone + ondansetron major
- amiodarone + saquinavir/ritonavir contraindicated
- amiodarone + sofosbuvir major
- amiodarone + torsemide major
- amiodarone + verapamil major
- amiodarone + warfarin major
- Amitriptyline/Perphenazine + Rizatriptan moderate
- Amlodipine + Furosemide moderate
- Amlodipine + Glimepiride moderate
- amlodipine + lisinopril moderate
- amlodipine + ranolazine moderate
- Amlodipine/Atenolol + Bumetanide moderate
- Amlodipine/Atenolol + Losartan moderate
- Amlodipine/Atenolol + Nitroglycerin moderate
- Amlodipine/Olmesartan + Mirtazapine moderate
- Amlodipine/Olmesartan + Nebivolol moderate
- Amlodipine/Valsartan/Hydrochlorothiazide + Clopidogrel moderate
- Amlodipine/Valsartan/Hydrochlorothiazide + Linagliptin/Metformin moderate
- amoxicillin + methotrexate major
- Amoxicillin/Clavulanate + Digoxin moderate
- amoxicillin/clavulanate + Eucarbon moderate
- amoxicillin/clavulanate + gentamicin moderate
- amoxicillin/clavulanate + warfarin moderate
- antipsychotics (e.g., haloperidol) + metoclopramide major
- apixaban + ketoconazole major
- apixaban + rifampin major
- Artemether + Milk moderate
- Ascorbic Acid + Iron moderate
- ashwagandha + levothyroxine moderate
- aspirin (acetylsalicylic acid) + warfarin major
- aspirin + bisoprolol moderate
- aspirin + clopidogrel major
- aspirin + cyclosporine major
- aspirin + eplerenone moderate
- aspirin + furosemide moderate
- aspirin + ginkgo biloba moderate
- aspirin + heparin major
- aspirin + hydrocortisone major
- aspirin + ibuprofen major
- aspirin + lisinopril moderate
- aspirin + metoprolol moderate
- aspirin + omega-3 fatty acids moderate
- aspirin + prednisolone major
- aspirin + prednisone moderate
- aspirin + ramipril moderate
- aspirin + sertraline major
- aspirin + spironolactone major
- aspirin + torsemide moderate
- aspirin + valsartan moderate
- aspirin + warfarin major
- astemizole + clarithromycin contraindicated
- atenolol + doxazosin moderate
- atenolol + nifedipine moderate
- atenolol + verapamil major
- atorvastatin + azithromycin moderate
- atorvastatin + cyclosporine major
- Atorvastatin/Amlodipine + Atorvastatin/Ezetimibe major
- Atorvastatin/Amlodipine + Bisoprolol/Hydrochlorothiazide moderate
- Atorvastatin/Amlodipine + Candesartan moderate
- Atorvastatin/Amlodipine + Nitroglycerin moderate
- atropine + epinephrine moderate
- azathioprine + febuxostat contraindicated
- Azelaic acid + Tretinoin moderate
- Azelaic acid + Urea moderate
- Azithromycin + Cardiac Disease moderate
- azithromycin + clarithromycin major
- Azithromycin + Domperidone contraindicated
- Azithromycin + Furosemide moderate
- azithromycin + hydroxychloroquine major
- azithromycin + lumefantrine major
- Azithromycin + Omeprazole moderate
- azithromycin + piperaquine contraindicated
- azithromycin + statin moderate
- azithromycin + warfarin moderate
Full monographs, dosing and an interaction checker in the MediHelp app
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