Can I take Anastrozole and Vitamin b12 together?
Drug interaction guide
Originally published 25 Jan 2026
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There is no known interaction between anastrozole and vitamin B12. It is generally considered safe to take these two together.
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Why this happens
Anastrozole and vitamin B12 are processed by the body through different pathways. Anastrozole is primarily broken down by the liver, while vitamin B12 is absorbed in the gut and used for nerve health and blood cell production. They do not interfere with each other's absorption, metabolism, or effectiveness.
What you should do
You can continue taking both as prescribed. However, it is always a good idea to inform your doctor or pharmacist about all supplements you are taking, especially during cancer treatment.
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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.
Clause de non-responsabilité
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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Historique de l'article
Les informations contenues dans cette page sont rédigées et évaluées par des cliniciens qualifiés.
25 janvier 2026 | Publié à l'origine

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