Drug interactions
Cisapride + Tipranavir
Severity: Contraindicated
Cisapride and Tipranavir: contraindicated 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
Tipranavir given with ritonavir inhibits CYP3A4, which clears cisapride. Increased cisapride concentrations may cause QT prolongation and life-threatening arrhythmias.
What this interaction means in plain words
Cisapride and Tipranavir are not normally used together. Taking them at the same time is expected to cause harm or make one of them unsafe, so a different medicine is usually chosen for one of the two.
Cisapride belongs to Gastrointestinal Tract; Tipranavir belongs to Anti Virals.
Why it happens
CYP3A4 inhibition by ritonavir-boosted tipranavir reduces cisapride metabolism.
What to do
Do not coadminister; use an alternative prokinetic.
What to ask your pharmacist
- Is there an alternative to one of these two medicines for me?
- If both are essential, who is monitoring me and how often?
- Which symptoms mean I should stop and seek help straight away?
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Other interactions of Cisapride
- Apomorphine + Cisapride Contraindicated
- Artemether + Cisapride Contraindicated
- Azithromycin + Cisapride Contraindicated
- Ceritinib + Cisapride Contraindicated
- Chloroquine + Cisapride Contraindicated
- Cisapride + Citalopram Contraindicated
Other interactions of Tipranavir
- Alfuzosin + Tipranavir Contraindicated
- Amiodarone + Tipranavir Contraindicated
- Atorvastatin + Tipranavir Contraindicated
- Avanafil + Tipranavir Contraindicated
- Colchicine + Tipranavir Contraindicated
- Dronedarone + Tipranavir Contraindicated
Frequently asked questions
Can I take Cisapride with Tipranavir?
MediHelp rates the interaction as contraindicated. Cisapride and Tipranavir are not normally used together. Taking them at the same time is expected to cause harm or make one of them unsafe, so a different medicine is usually chosen for one of the two. Tipranavir given with ritonavir inhibits CYP3A4, which clears cisapride. Increased cisapride concentrations may cause QT prolongation and life-threatening arrhythmias.
How serious is the interaction between Cisapride and Tipranavir?
MediHelp rates it contraindicated, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Do not coadminister; use an alternative prokinetic.
What other medicines interact with Cisapride?
MediHelp also lists interactions of Cisapride with, for example, Apomorphine, Artemether, Azithromycin. The full list is on the Cisapride page.
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