Drug interactions
Disopyramide + Triptorelin
Severity: Major
Disopyramide and Triptorelin: 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
Disopyramide is a class Ia antiarrhythmic with a well-known risk of QT prolongation and torsades de pointes. Triptorelin may add to the QT effect through androgen deprivation, increasing the arrhythmic risk.
What this interaction means in plain words
Disopyramide and Triptorelin 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.
Disopyramide belongs to Cardiovascular; Triptorelin belongs to Endocrine.
Why it happens
Additive pharmacodynamic QT prolongation, with disopyramide blocking cardiac potassium channels.
What to do
Avoid the combination if possible by choosing another antiarrhythmic. If it is unavoidable, monitor ECG and keep potassium and magnesium normal.
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 Triptorelin
Other interactions of Disopyramide
- Amisulpride + Disopyramide Contraindicated
- Desipramine + Disopyramide Contraindicated
- Disopyramide + Dronedarone Contraindicated
- Disopyramide + Itraconazole Contraindicated
- Disopyramide + Ketoconazole Contraindicated
- Disopyramide + Maprotiline Contraindicated
Frequently asked questions
Can I take Disopyramide with Triptorelin?
MediHelp rates the interaction as major. Disopyramide and Triptorelin 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. Disopyramide is a class Ia antiarrhythmic with a well-known risk of QT prolongation and torsades de pointes. Triptorelin may add to the QT effect through androgen deprivation, increasing the arrhythmic risk.
How serious is the interaction between Disopyramide and Triptorelin?
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 if possible by choosing another antiarrhythmic. If it is unavoidable, monitor ECG and keep potassium and magnesium normal.
What other medicines interact with Triptorelin?
MediHelp also lists interactions of Triptorelin with, for example, Amisulpride, Arsenic trioxide, Bedaquiline. The full list is on the Triptorelin page.
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