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Can I take 7.5mg and Verapamil together?

Drug interaction guide

Taking zopiclone and verapamil together can make you feel much more sleepy, dizzy, or confused than usual. It can also make you more likely to experience 'hangover' effects the next morning, such as extreme drowsiness or difficulty concentrating.

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Why this happens

Verapamil slows down the liver's ability to break down zopiclone. This causes the zopiclone to stay in your body for longer and reach higher levels in your bloodstream than intended.

You should speak to your doctor before taking these together. If they are prescribed together, your doctor may need to lower your dose of zopiclone (for example, starting with 3.75mg instead of 7.5mg). Do not drive or operate machinery while taking this combination, as your coordination and reaction times will be significantly impaired. Avoid all alcohol, as this will make the sedative effects even more dangerous.

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Taking 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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