Can I take Aspirin and Enalapril . together?
Drug interaction guide
Originally published 14 Mar 2026
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Taking aspirin and enalapril together can make the enalapril less effective at lowering your blood pressure. Additionally, combining these medicines can increase the risk of kidney problems, especially in people who are older, dehydrated, or already have poor kidney function.
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Why this happens
Enalapril works by relaxing blood vessels, partly through substances called prostaglandins. Aspirin (especially at higher doses) blocks the production of these prostaglandins, which can stop enalapril from working as well. Both drugs also affect how the kidneys filter blood; when used together, they can reduce blood flow to the kidneys.
What you should do
Back to contentsIf you are taking low-dose aspirin (75mg to 150mg) for heart protection, the interaction is usually small, but you should still have your blood pressure and kidney function monitored by your doctor. Avoid taking high-dose aspirin (for pain or fever) regularly while on enalapril. If you notice you are passing less urine than usual or have swelling in your ankles, contact your doctor.
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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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