Zofran%20Syrup Prescription Required Prescription Required 1. Select Dosage 2. Select Brand or Generic Have questions? Call 1-800-828-4889 or use chat Ondansetron Syrup (Generic) Ondansetron Select product strength & quantity: 4mg/5mL - 50 ml - Source: Canada - $161.00 4mg/5mL - 100 ml - Source: Canada - $322.00 4mg/5mL - 150 ml - Source: Canada - $483.00 Add to Cart