-5%
Ondansetron is an antiemetic medicine that is used to treat and prevent nausea and vomiting. It is used in the treatment of nausea and vomiting caused by stomach problems, surgery, taking cancer medicines (chemotherapy), or radiation therapy. It blocks a natural substance called serotonin in the brain which causes nausea and vomiting.Â
Chemotherapy-Induced Nausea and Vomiting-
Adults, Pediatric patients (6 months to 18 years):
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- 8 mg tablet/orodispersible tablet: Three 0.15 mg/kg doses, up to a maximum of 16 mg per dose.
- 4 mg orodispersible tablet: Three 0.15 mg/kg doses, up to a maximum of 16 mg per dose.
- Injection: Three 0.15 mg/kg doses, up to a maximum of 16 mg per dose, infused intravenously over 15 minutes.
Radiotherapy-Induced Nausea and Vomiting-
Adults:
- 8 mg tablet/orodispersible tablet: Initial Dose: 8 mg orally 1 to 2 hours before radiotherapy. Post Radiotherapy: 8 mg orally every 8 hours for up to 5 days after a course of treatment.
- 4 mg orodispersible tablet: Three 0.15 mg/kg doses, up to a maximum of 16 mg per dose.
- Injection: Three 0.15 mg/kg doses, up to a maximum of 16 mg per dose, infused intravenously over 15 minutes.
Postoperative Nausea and Vomiting-
Adults:
- 8 mg tablet/orodispersible tablet: 16 mg given as two 8 mg tablets
- 4 mg orodispersible tablet: 16 mg
- Injection: 4 mg
Pediatrics (>40 kg): Injection: 4 mg
Pediatrics (40 kg): Injection: 0.1 mg/kg
Chemotherapy-induced Nausea and Vomiting-
Adults/Geriatric/Child of 12 years or over:
- Highly emetogenic cancer chemotherapy: 30 ml (24 mg) Ondansetron Oral Solution administered 30 minutes before start of emetogenic chemotherapy.
- Moderate emetogenic cancer chemotherapy: 10 ml (8 mg) Ondansetron Oral Solution administered 30 minutes before start of emetogenic chemotherapy. A further 10 ml dose should be administered after 8 hours of the first dose. One 10 ml dose should be administered twice a day (every 12 hours) for 1-2 days after completion of chemotherapy.
Pediatric (4-11 years): 5 ml (4 mg) Ondansetron Oral Solution should be taken 30 minutes before the start of chemotherapy. The other 2 doses should be taken 4 and 8 hours after the first dose. Then 5 ml oral solution should be administered 3 times a day (every 8 hours) for 1-2 days after completion of chemotherapy.
