Can I take 90 and Betahistine together?
Drug interaction guide
Originally published 14 Mar 2026
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Taking alcohol with betahistine may make your dizziness or vertigo worse. It can also increase the risk of stomach upset or indigestion.
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Why this happens
Betahistine works by improving blood flow in the inner ear to reduce dizziness. Alcohol can affect your balance and the way your brain processes signals from your ears, which may work against the benefits of the medicine. Additionally, both substances can irritate the lining of the stomach.
What you should do
Back to contentsIt is best to avoid or strictly limit alcohol while taking betahistine. If you do choose to drink, keep it to a very small amount and monitor whether your dizziness feels worse the next day. If you experience severe stomach pain or worsening vertigo, stop drinking alcohol and speak with 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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