Can I take 0.2mg and Colecalciferol together?
Drug interaction guide
Originally published 14 Mar 2026
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There is no known interaction between tamsulosin (0.2mg) and colecalciferol (Vitamin D3). They work in different ways in the body and do not interfere with each other's effectiveness or safety.
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Why this happens
Tamsulosin is an alpha-blocker used to relax muscles in the bladder and prostate, while colecalciferol is a vitamin supplement used to maintain bone health and calcium levels. These medicines are processed by different pathways in the liver and do not share the same targets in the body.
What you should do
Back to contentsYou can safely take these two medicines together. Always follow the dosage instructions provided by your doctor or pharmacist for both.
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Using other medicines
Back to contentsTaking 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.
14 Mar 2026 | Originally published
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