Can I take Alodipine and Bendroflaumazide 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 if you took either one alone. While this is often the goal of treatment, it can sometimes make you feel dizzy, lightheaded, or faint, especially when you stand up quickly.
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Why this happens
Both medicines work to lower blood pressure but in different ways: amlodipine relaxes your blood vessels, while bendroflumethiazide helps your body remove excess salt and water. Combining them has an 'additive' effect, meaning their blood-pressure-lowering powers are added together.
What you should do
Back to contentsIt is very common for doctors to prescribe these together. When you first start the combination, take extra care when standing up from a sitting or lying position. If you feel very dizzy, have a persistent headache, or feel like you might faint, contact your GP. They may want to monitor your blood pressure or check your kidney function and salt levels with a blood test.
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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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