| Dose | Single Dose | Frequency | Route | Instructions | 
            
                | Adult Dosage | 
            | 250 mg | 250 (250) | 12 hourly | PO | Suppression of Recurrent Genital Herpes should be given for 1 year. | 
| 500 mg | 500 (500) | 12 hourly | PO | For recurrent orolabial or genital herpes simplex infection,should be given for 7 days. | 
| 250 to 750 mg | 500 (500) | 24 hourly | PO | For herpes zoster infection. | 
| 1000 mg | 1000 (1000) | 12 hourly | PO | For Recurrent Genital Herpes | 
| 1500 mg | 1500 (1500) | As recommended. | PO | Recurrent Herpes Labialis (Cold Sores) | 
            
                | Paedriatic Dosage (20kg) | 
            | No data regarding the Paedriatic dosage details of Famciclovir is available. | 
            
                | Neonatal Dosage (3kg) | 
            | No data regarding the neonatal dosage details of Famciclovir is available. |