Table 1: Tuberculosis preventive therapy regimens.
| Regimens | Dose /Kg (number of pills) |
| 6/9 - month daily Isoniazid monotherapy (6 H, 9 H) | Age >= 10 years: 5 mg/kg/day Age < 10 years: 7-15 mg/kg/day |
| 4 - month daily rifampicin (4R) | Age >= 10 years: 10 mg/kg/day Age < 10 years: 10-20 mg/kg/day; range,. |
| 3 - month daily rifampicin/Isoniazid (3HR) | Isoniazid: Age >= 10 years: 5 mg/kg/day Age < 10 years: 7-15 mg/kg/day Rifampicin: Age >= 10 years: 10 mg/kg/day Age < 10 years: 10-20 mg/kg/day |
| 3 - month Rifapentine/Isoniazid weekly (3HP) (12 doses) | Age 2-14 years Isoniazid, 100 mg 10-15 kg (3) 16-23 kg (5) 24-30 kg (6) 31-34 kg (7) > 34 kg (7) Rifapentine, 150 mg 10-15 kg (2) 16-23 kg (3) 24-30 kg (4) 31-34 kg (5) > 34 kg (5) |
| Age >14 years Isoniazid, 300 mg 30-35 kg (3) 36-45 kg (3) 46-55 kg (3) 56-70 kg (3) > 70 kg (3) Rifapentine, 150 mg 30-35 kg (6) 36-45 kg (6) 46-55 kg (6) 56-70 kg (6) > 70 kg (6) | |
| One month daily (1HP) 1 - month Rifapentine/Isoniazid (28 doses) | Age ≥ 13 years (regardless of weight band) Isoniazid, 300 mg/day Rifapentine, 600 mg/day |