| Dose | Single Dose | Frequency | Route | Instructions | 
            
                | Adult Dosage | 
            | 3 mg | 3 (3) | 24 hourly | IV | For 6 weeks. | 
| 200 mcg | 200 (200) | 24 hourly | IV | For prophylaxis in pregnancy. | 
| 5 mg | 5 (5) | 24 hourly | PO | For 4 months, in folate deficient megaloblastic anemia b/c of poor nutrition, pregnancy, or antiepileptics. Maintenance dose is 5mg every 1-7 days depending on underlying disease. | 
| 5 mg | 5 (5) | 24 hourly | PO | For 4 months, in folate deficient megaloblastic anemia b/c of poor nutrition, pregnancy, or antiepileptics. Maintenance dose is 5mg every 1-7 days depending on underlying disease. | 
| 0.25 to 1 mg | 0.62 (0.625) | 24 hourly | PO,IV,IM | Initial dose, in folate deficient states. | 
| 0.4 mg | 0.4 (0.4) | 24 hourly | PO,IV,IM | Maintenance dose, in folate deficient states. | 
            
                | Paedriatic Dosage (20kg) | 
            | 0.5 mg/kg | 0.5 (0.5) | 24 hourly | Oral |  | 
            
                | Neonatal Dosage (3kg) | 
            | 0.5 mg/kg | 0.5 (0.5) | 24 hourly | Oral |  |