Can I take Andropine and Losarten together?
Drug interaction guide
Originally published 14 Mar 2026
Meets Patient’s editorial guidelines
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Taking atropine and losartan together may lead to an increased risk of your blood pressure dropping too low, especially when you stand up. It can also cause your heart rate to increase or lead to a very dry mouth and constipation.
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Why this happens
Losartan works by relaxing blood vessels to lower blood pressure. Atropine can sometimes interfere with the body's natural reflexes that control blood pressure when you change positions. Additionally, atropine speeds up the heart rate, which may counteract some of the heart-stabilising effects of blood pressure medications.
What you should do
Back to contentsYou should use these medicines together with caution. If you feel dizzy, lightheaded, or faint when standing up, move slowly and sit back down. Inform your doctor if you experience a racing heartbeat, severe dry mouth, or persistent constipation. Your doctor may want to monitor your blood pressure and heart rate more closely.
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Important precautions
Back to contentsGlaucoma
Do not use this medicine if you have closed-angle glaucoma, as it can cause a sudden and dangerous increase in eye pressure.
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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