Dosage
        Ondansetron (HCl)'s dosage details are as follows:
        
            
                | Dose
                 | 
                Single Dose
                 | 
                Frequency
                 | 
                Route
                 | 
                Instructions
                 | 
            
            
                
                    Adult Dosage
                 | 
            
            | 8 mg | 8 (8) | 12 hourly | Oral | 2 hour before treatment | 
| 24 mg | 24 (24) | 8 hourly | PO | Oral dose is recommended 30 min before start of sinle day chemothrophy. | 
| 16 mg | 16 (16) | As recommended. | Rectally | 1 to 2 hour before treatment | 
| 8 mg | 8 (8) | 4 hourly | Slow IV/IM | Max. Dose =32 mg. Give 30 Min. before emetogenic drugs. | 
            
                
                    Paedriatic Dosage (20kg)
                 | 
            
            | 5 mg/m2 | 5 (5) | As recommended. | IV Infusion | Initially for 15 Min (Rec. for 5-12 Yrs) | 
| 4 mg | 4 (4) | 2 hourly | Oral | Maintenance for 5 Days | 
            
                
                    Neonatal Dosage (3kg)
                 | 
            
            | No data regarding the neonatal dosage details of Ondansetron (HCl) is available. |