ondansetron hydrochloride, ondansetron

What is this medication?

Ondansetron hydrochloride, commonly known by its brand name Zofran, is a prescription medication primarily used to prevent nausea and vomiting. It belongs to a class of drugs called serotonin 5-HT3 receptor antagonists. This medication is most frequently prescribed for patients undergoing cancer treatments such as chemotherapy or radiation therapy, and it is also commonly used to manage nausea and vomiting that may occur after surgery.

The medication works by blocking the action of serotonin, a natural substance in the body that can trigger the vomiting reflex. By interfering with serotonin signals in both the small intestine and the brain, ondansetron helps to suppress the urge to vomit and reduces the feeling of sickness. It is available in several different forms, including oral tablets, orally disintegrating tablets, and liquid solutions, to meet the specific needs of the patient.