Can I take Anastrozole and Vitamin d together?
Drug interaction guide
Originally published 25 Jan 2026
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There is no negative interaction between anastrozole and vitamin D. In fact, taking vitamin D is often recommended for patients on anastrozole to help protect bone health.
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Why this happens
Anastrozole works by lowering oestrogen levels, which can lead to bone thinning (osteoporosis). Vitamin D helps the body absorb calcium, which strengthens bones and helps counteract this side effect. There are no known issues with how the body processes these two substances together.
What you should do
It is safe and often beneficial to take vitamin D while taking anastrozole. You should continue taking your supplements as directed by your doctor or pharmacist. It is a good idea to have your vitamin D levels checked periodically to ensure you are taking the correct dose for your bone health.
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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.
Descargo de responsabilidad
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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Historia del artículo
La información de esta página ha sido redactada y revisada por médicos cualificados.
25 Enero 2026 | Publicado originalmente

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