Can I take Danazol and Sertraline together?
Drug interaction guide
Originally published 25 Jan 2026
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Taking danazol and sertraline together may increase the risk of a rare but serious condition called serotonin syndrome. It can also increase the levels of sertraline in your blood, potentially leading to more side effects.
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Why this happens
Danazol can slow down the way your liver breaks down sertraline (by affecting enzymes like CYP3A4). This leads to higher levels of sertraline in your body. Additionally, both drugs can influence serotonin levels, which may lead to an over-accumulation of this chemical in the brain.
What you should do
Back to contentsYou should speak to your doctor before taking these two medicines together. If your doctor decides this combination is necessary, they may need to adjust your dose. Seek medical help immediately if you experience symptoms like shivering, sweating, a very high temperature, a fast heartbeat, muscle stiffness, or confusion.
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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.
25 Jan 2026 | Originally published

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