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.
- Betamethasone + Enalapril moderate
- Betamethasone + Hydrochlorothiazide moderate
- Biotin + Levothyroxine moderate
- bisoprolol + doxazosin moderate
- bisoprolol + empagliflozin moderate
- bisoprolol + ibuprofen moderate
- bisoprolol + irbesartan moderate
- bisoprolol + methyldopa moderate
- bisoprolol + mirtazapine moderate
- bisoprolol + pseudoephedrine moderate
- bisoprolol + sacubitril/valsartan moderate
- bisoprolol + sitagliptin moderate
- bisoprolol + tamsulosin moderate
- Bisoprolol/Hydrochlorothiazide + Candesartan moderate
- Bisoprolol/Hydrochlorothiazide + Nitroglycerin moderate
- bosentan + cyclosporine contraindicated
- Bromazepam + Gabapentin moderate
- Bumetanide + Losartan moderate
- Bumetanide + Nitroglycerin moderate
- Bumetanide + Ofloxacin moderate
- bupropion + phenelzine contraindicated
- bupropion + tramadol major
- buspirone + escitalopram moderate
- buspirone + phenelzine contraindicated
- calcium (oral) + iron (oral) moderate
- calcium + ceftriaxone contraindicated
- calcium + ciprofloxacin moderate
- Calcium Carbonate + Cholecalciferol moderate
- calcium carbonate + omeprazole moderate
- calcium salts (with magnesium) + oral iron (ferrous salts) moderate
- Candesartan + Nitroglycerin moderate
- Captopril + Glimepiride moderate
- captopril + ibuprofen moderate
- carbamazepine + clarithromycin major
- carbamazepine + clozapine major
- carbamazepine + erythromycin major
- carbamazepine + ethinyl estradiol/levonorgestrel major
- carbamazepine + lithium major
- carbamazepine + lomitapide major
- carbamazepine + metronidazole moderate
- carbamazepine + oral contraceptives major
- carbamazepine + phenytoin moderate
- carbamazepine + tramadol major
- carbamazepine + voriconazole major
- carbapenem + valproate major
- Carbimazole + Rosuvastatin moderate
- Carvedilol + Perindopril moderate
- ceftixone + warfarin moderate
- ceftriaxone + lactated ringer's contraindicated
- ceftriaxone + lactated Ringer's solution major
- ceftriaxone + Ringer's solution contraindicated
- ceftriaxone + warfarin moderate
- Celecoxib + Diclofenac major
- Celecoxib + Naproxen major
- Celecoxib + Rivaroxaban major
- Celecoxib + Sulindac major
- Cetirizine + Clomipramine moderate
- Cetirizine + Theophylline minor
- Cetirizine + Trimeprazine moderate
- chloramphenicol + warfarin major
- chromium picolinate + metformin moderate
- Cimetidine + Dextromethorphan moderate
- cimetidine + dofetilide contraindicated
- Cimetidine + Trimethoprim/Sulfamethoxazole moderate
- ciprofloxacin + clozapine major
- Ciprofloxacin + Digoxin moderate
- ciprofloxacin + epimag major
- Ciprofloxacin + Ferrous Fumarate and Folic Acid moderate
- ciprofloxacin + levothyroxine moderate
- Ciprofloxacin + Naproxen moderate
- ciprofloxacin + phenytoin moderate
- ciprofloxacin + sulfamethoxazole/trimethoprim moderate
- ciprofloxacin + theophylline major
- ciprofloxacin + tizanidine contraindicated
- Ciprofloxacin + Torsemide moderate
- ciprofloxacin + warfarin major
- cisplatin + omeprazole moderate
- Citalopram + Fluconazole major
- citalopram + linezolid major
- citalopram + pimozide contraindicated
- clarithromycin + colchicine contraindicated
- clarithromycin + cyclosporine major
- clarithromycin + digoxin major
- clarithromycin + ergotamine contraindicated
- clarithromycin + fentanyl major
- clarithromycin + ivabradine contraindicated
- clarithromycin + ivacaftor major
- clarithromycin + methadone major
- Clarithromycin + Omeprazole moderate
- clarithromycin + pimozide contraindicated
- clarithromycin + rosuvastatin moderate
- clarithromycin + simvastatin contraindicated
- Clarithromycin + Theophylline moderate
- Clarithromycin + Tinidazole moderate
- clarithromycin + warfarin major
- Clomipramine + Pantoprazole moderate
- Clonazepam + Diazepam major
- Clonazepam + Gabapentin major
- clopidogrel + esomeprazole major
- clopidogrel + ginkgo biloba moderate
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