Can I take Amlodipine and Losartin together?
Drug interaction guide
Originally published 14 Mar 2026
Meets Patient’s editorial guidelines
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Taking these two medicines together can cause your blood pressure to drop lower than usual. This might make you feel dizzy, lightheaded, or faint, especially when you stand up quickly. It can also increase the levels of potassium in your blood.
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Why this happens
Both medicines work to lower blood pressure but in different ways: amlodipine relaxes the blood vessels, while losartan blocks a hormone that constricts them. When used together, their effects add up. Losartan can also cause the kidneys to hold onto more potassium.
What you should do
Back to contentsThis is a very common and effective combination for treating high blood pressure. You should take them exactly as prescribed. To stay safe, stand up slowly from a sitting or lying position. Your doctor will likely perform regular blood tests to check your kidney function and potassium levels. If you feel very dizzy or notice a fast, pounding heartbeat, 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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