Does Omeprazole Interact with Nifedipine?
Omeprazole and Nifedipine have a unknown drug interaction according to U.S. FDA drug labeling data. Antisecretory Drugs Omeprazole: In healthy volunteers receiving a single dose of 10 mg nifedipine, AUC and C max of nifedipine after pretreatment with omeprazole 20 mg q.d. Pretreatment with or co-administration of omeprazole did not impact the effect of nifedipine on blood pressure or heart rate. The impact of omeprazole on nifedipine is not likely to be of clinical relevance. Patients taking both medications should consult their healthcare provider before starting, stopping, or changing the dosage of either drug. This information is based on official FDA drug labeling sourced from OpenFDA and the NIH National Library of Medicine.
- Severity
- Unknown
- Omeprazole Class
- Proton Pump Inhibitor
- Nifedipine Class
- Dihydropyridine Calcium Channel Blocker
- Management
- Consult your pharmacist
- Data Source
- U.S. FDA via OpenFDA
What To Tell Your Doctor or Pharmacist
If you are taking Omeprazole and your doctor is considering prescribing Nifedipine (or vice versa), make sure to:
- Inform your doctor and pharmacist of all current medications, including over-the-counter drugs and supplements
- Ask whether the benefits of combining these medications outweigh the risks for your specific situation
- Ask what symptoms to watch for that would indicate the interaction is causing problems
- Never stop or change either medication without first consulting your healthcare provider