Lansoprazole Drug Interactions
Lansoprazole can interact with prescription medications, over-the-counter products, supplements, and certain foods. Most interactions are manageable when your pharmacist knows your full medication list.
Common interaction categories to flag with your pharmacist
Other prescription medications
Bring a current list of every prescription you take when filling Lansoprazole. Common interactions involve blood thinners, antibiotics, antidepressants, and pain medications.
Over-the-counter products
OTC products like NSAIDs, antacids, cold/flu remedies, and sleep aids can interact with Lansoprazole. Confirm with your pharmacist before combining.
Supplements and herbal products
Common offenders include St John's wort, garlic, ginkgo, high-dose vitamins, and mineral supplements. Disclose all supplements when filling Lansoprazole.
Foods and beverages
Grapefruit, leafy greens (vitamin K), tyramine-rich foods, and others can interact with specific medications. Ask whether any apply to Lansoprazole.
Alcohol
Alcohol interacts with many medications, sometimes seriously. See our dedicated Lansoprazole and alcohol guide.
Caffeine and stimulants
Caffeine, energy drinks, and other stimulants can interact with some Lansoprazole use cases. Check with your pharmacist if you consume regularly.
How to check $Lansoprazole interactions safely
- Give your pharmacist a complete list of everything you take — prescription, OTC, supplements, herbal.
- Update your pharmacy profile whenever you start or stop a medication.
- Use a single pharmacy when possible — the pharmacist's system flags interactions automatically.
- Read the patient information leaflet that comes with Lansoprazole.
- Call your pharmacist before starting any new product — they're trained interaction specialists.
Symptoms that suggest an interaction
Unusual drowsiness, rapid heart rate, blood pressure changes, severe GI symptoms, unusual bleeding, or any reaction that feels new — call your pharmacist or prescriber immediately.
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Lansoprazole interactions: FAQs
What medications interact with Lansoprazole?
Lansoprazole can interact with many prescription medications, OTC products, supplements, and herbal remedies. Before starting Lansoprazole, give your pharmacist a complete list of everything you take — they'll flag any clinically significant interactions.
Can I take Lansoprazole with over-the-counter medications?
Some OTC medications interact with Lansoprazole and others don't. Common ones to ask about: NSAIDs, antacids, cold/flu products, and any sleep aids. Confirm with your pharmacist before combining.
Are there supplements I should avoid while taking Lansoprazole?
Supplements and herbal products can interact with Lansoprazole — common examples include St John's wort, grapefruit-related products, and high-dose vitamins. Always disclose supplements to your pharmacist.
What should I do if I've started a new medication and I'm on Lansoprazole?
Whenever you start any new prescription, OTC, or supplement, mention Lansoprazole to the prescriber or pharmacist. Most interactions are manageable with timing changes or dose adjustments.
Where do I find the lowest cash price for Lansoprazole?
Compare cash prices across local pharmacies before filling. ScriptUnlock surfaces the lowest available for Lansoprazole among participating pharmacies.