Drug interactions
Triptorelin + Ziprasidone
Severity: Major
Triptorelin and Ziprasidone: 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
Androgen deprivation therapy with triptorelin may prolong the QT interval, and ziprasidone does as well. Together they increase the risk of torsades de pointes.
What this interaction means in plain words
Triptorelin and Ziprasidone 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.
Triptorelin belongs to Endocrine; Ziprasidone belongs to Central Nervous System.
Why it happens
Additive QTc prolongation; androgen deprivation alters cardiac repolarization.
What to do
Consider a lower-QT antipsychotic. If both are needed, obtain a baseline ECG, correct electrolytes and monitor the ECG periodically.
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 Ziprasidone
- Amiodarone + Ziprasidone Contraindicated
- Amitriptyline + Ziprasidone Contraindicated
- Arsenic trioxide + Ziprasidone Contraindicated
- Bedaquiline + Ziprasidone Contraindicated
- Chloroquine + Ziprasidone Contraindicated
- Citalopram + Ziprasidone Contraindicated
Other interactions of Triptorelin
Frequently asked questions
Can I take Triptorelin with Ziprasidone?
MediHelp rates the interaction as major. Triptorelin and Ziprasidone 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. Androgen deprivation therapy with triptorelin may prolong the QT interval, and ziprasidone does as well. Together they increase the risk of torsades de pointes.
How serious is the interaction between Triptorelin and Ziprasidone?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Consider a lower-QT antipsychotic. If both are needed, obtain a baseline ECG, correct electrolytes and monitor the ECG periodically.
What other medicines interact with Ziprasidone?
MediHelp also lists interactions of Ziprasidone with, for example, Amiodarone, Amitriptyline, Arsenic trioxide. The full list is on the Ziprasidone page.
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