Can I take 75 and Evorel together?
Drug interaction guide
Originally published 14 Mar 2026
Meets Patient’s editorial guidelines
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There is no known direct interaction between aspirin 75mg and Evorel (HRT) patches. However, both medications can affect your blood and circulation in different ways. Evorel (estrogen) can slightly increase the risk of blood clots, while aspirin 75mg is usually prescribed to thin the blood and prevent clots.
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Why this happens
Aspirin 75mg works by making the platelets in your blood less 'sticky' to prevent clots. Evorel contains estradiol, which can slightly increase the levels of certain clotting factors in the blood. While they do not interfere with how each other is processed by the body, they have opposing effects on the blood's clotting system.
What you should do
Back to contentsIt is generally safe to use these together if they have both been prescribed by your doctor. In fact, many women take low-dose aspirin alongside HRT to manage cardiovascular risks. You should ensure your doctor is aware you are using both. Seek immediate medical help if you experience signs of a blood clot, such as sudden leg swelling, chest pain, or shortness of breath.
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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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