Benefits
Rapid and effective control of nausea and vomiting
Highly effective in chemotherapy and postoperative settings
Well-tolerated antiemetic therapy
BP-compliant quality assurance
Suitable for hospital and clinical use
Usage Instructions
Administered intravenously or intramuscularly by a qualified healthcare professional
Dosage depends on indication, patient condition, and clinical protocol
IV administration should be given slowly as recommended
For professional medical use only
Mechanism of Action
Ondansetron works by selectively blocking serotonin (5-HT3) receptors located in the central nervous system and gastrointestinal tract. By inhibiting serotonin-mediated signaling in the chemoreceptor trigger zone and vagal nerve terminals, it effectively prevents nausea and vomiting.
Indications
Ondansetron Injection BP 4 mg/2 ml is indicated for the prevention and treatment of nausea and vomiting associated with:
Chemotherapy-induced nausea and vomiting (CINV)
Radiotherapy-induced nausea and vomiting
Postoperative nausea and vomiting (PONV)
Acute gastroenteritis–related severe vomiting (under medical supervision)
Side Effects
Common or possible side effects include:
Headache
Constipation
Dizziness
Fatigue
Transient changes in liver enzymes
Rare: QT interval prolongation
Precautions
Use cautiously in patients with cardiac rhythm disorders
Monitor patients with electrolyte imbalance
Caution in hepatic impairment
Avoid combining with other QT-prolonging medications unless supervised
Use during pregnancy only if clearly necessary
Contraindications
Known hypersensitivity to ondansetron or other 5-HT3 receptor antagonists
Concomitant use with apomorphine
Patients with congenital long QT syndrome
Severe hypersensitivity reactions to similar antiemetic agents