Drug interactions
Amiodarone + Solifenacin
Severity: Major
Amiodarone and Solifenacin: major interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Both agents prolong the QT interval, and amiodarone carries a notable risk of torsades de pointes. Combining them may further increase this risk, especially with other risk factors.
What this interaction means in plain words
Amiodarone and Solifenacin can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Amiodarone belongs to Cardiovascular; Solifenacin belongs to Genitourinary.
Why it happens
Additive pharmacodynamic prolongation of cardiac repolarization (QT interval).
What to do
Avoid the combination where possible and use a non-QT-prolonging bladder agent; if needed, monitor the ECG and correct potassium and magnesium.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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Other interactions of Solifenacin
Other interactions of Amiodarone
- Amiodarone + Amisulpride Contraindicated
- Amiodarone + Arsenic trioxide Contraindicated
- Amiodarone + Dofetilide Contraindicated
- Amiodarone + Dronedarone Contraindicated
- Amiodarone + Droperidol Contraindicated
- Amiodarone + Eliglustat Contraindicated
Frequently asked questions
Can I take Amiodarone with Solifenacin?
MediHelp rates the interaction as major. Amiodarone and Solifenacin can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Both agents prolong the QT interval, and amiodarone carries a notable risk of torsades de pointes. Combining them may further increase this risk, especially with other risk factors.
How serious is the interaction between Amiodarone and Solifenacin?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid the combination where possible and use a non-QT-prolonging bladder agent; if needed, monitor the ECG and correct potassium and magnesium.
What other medicines interact with Solifenacin?
MediHelp also lists interactions of Solifenacin with, for example, Adagrasib, Amisulpride, Anagrelide. The full list is on the Solifenacin page.
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