Can I take Lansoprazole and Tamsulosin together?
Drug interaction guide
Originally published 25 Jan 2026
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There are no known significant interactions between lansoprazole and tamsulosin. It is generally considered safe to take these two medicines together.
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Why this happens
Lansoprazole is a proton pump inhibitor (PPI) used to reduce stomach acid, and tamsulosin is an alpha-blocker used to help with urinary symptoms. They are processed by different pathways in the liver and do not interfere with how the other is absorbed or cleared from the body.
What you should do
You can continue to take both medicines as prescribed by your doctor. As with any medication, if you notice any new or unusual side effects, you should mention them to your GP or pharmacist.
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Using other medicines
Taking multiple medicines? Our Medicines Interaction Checker helps you check whether your prescriptions, over-the-counter medicines, and supplements are safe to take together. Simply search for your medicines to see potential interactions and what to do about them.
Disclaimer
This information is for general educational purposes only and should not be relied upon as a substitute for professional medical advice. Always consult your GP, pharmacist, or another qualified healthcare professional before making decisions about your medications. Individual circumstances may vary, and only a healthcare professional who knows your medical history can provide personalised guidance.
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Article history
The information on this page is written and peer reviewed by qualified clinicians.
25 Jan 2026 | Originally published

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