Can I take Solifenacin and Zomorph together?
Drug interaction guide
Originally published 25 Jan 2026
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Taking solifenacin and Zomorph (morphine) together can increase the risk of side effects such as severe constipation, difficulty passing urine, and a very dry mouth. It may also lead to increased drowsiness, confusion, or blurred vision.
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Why this happens
Both medicines have 'anticholinergic' effects, meaning they slow down certain bodily functions like digestion and bladder emptying. When used together, these effects are added together (additive effect), making side effects more likely and more intense.
What you should do
Use this combination with caution. Ensure you drink plenty of water and eat a high-fibre diet to prevent constipation. If you find it very difficult to pass urine, or if you experience severe stomach pain or extreme drowsiness, contact your doctor immediately.
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Using other medicines
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.
Clause de non-responsabilité
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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Historique de l'article
Les informations contenues dans cette page sont rédigées et évaluées par des cliniciens qualifiés.
25 janvier 2026 | Publié à l'origine

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