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Ondansetron

Ondansetron (Zofran) is used to prevent nausea and vomiting during cancer treatment or after surgery. This catalogue includes one Zofran tablet formulation for this ingredient.

Zofran

Chemotherapy-induced Nausea and Vomiting

4mg · 8mg

Ondansetron tablets for nausea and vomiting after chemotherapy or surgery. It blocks a chemical that triggers the vomiting reflex.

From$0.56/ tabletView

Key points

  • 5-HT3 receptor antagonist: Ondansetron blocks a signal involved in nausea and vomiting.
  • Heart rhythm warning: Avoid ondansetron if you have congenital long QT syndrome.
  • ECG monitoring: The label directs monitoring with an ECG where there are electrolyte abnormalities, cardiac failure, arrhythmias, or other QT-prolonging medicines.

Common questions about ondansetron

Can ondansetron be taken with apomorphine?

No. Ondansetron and apomorphine must not be used together. The product information lists this combination as a contraindication, meaning the two medicines should not be taken at the same time.

What is known about ondansetron and serotonergic medicines?

Serotonin syndrome has been reported with 5-HT3 receptor antagonists, particularly when they are used with serotonergic medicines. The product information gives this warning for ondansetron, including the Zofran tablet listed here.

Further reading