Can I take Aspirin and Simvastatin together?
Drug interaction guide
Originally published 14 Mar 2026
Meets Patient’s editorial guidelines
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There is no significant harmful interaction between aspirin and simvastatin. In fact, these two medicines are very commonly prescribed together to help prevent heart attacks and strokes.
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Why this happens
Aspirin works by making the blood less 'sticky' (antiplatelet), while simvastatin works by lowering cholesterol in the liver. Because they work in completely different ways and are processed by different pathways in the body, they do not interfere with each other's effectiveness or safety.
What you should do
Back to contentsYou can safely take these two medicines together as prescribed by your doctor. Always follow the specific timing instructions given (for example, simvastatin is usually taken in the evening). If you experience any unusual muscle pain or unexplained bruising, mention this to your doctor at your next check-up.
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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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