Table 5. Recommended dose of drugs for treating latent tuberculosis infection.

Therapeutic regimen	Dose for adults and children ≥12 years	Dose for children <12 years	Maximum dose
Isoniazid only, daily for 6 or 9 months	5 mg/kg/day	10 mg/kg/ day (range, 7-15 mg)	300 mg
Rifampicina only, daily for 4 months	10 mg/kg/day	15 mg/kg/ day (range, 10-20 mg)	600 mg
Isoniazid and rifampicin, daily for 3 months	Isoniazid: 5 mg/kg/ day Rifampicin: 10 mg/kg/day 15 mg (range, 10-20 mg)	Isoniazid: 10 mg/kg/ day (range, 7-15 mg) Rifampicin: 15 mg/kg/ day (range, 10-20 mg)	Isoniazid, 300 mg Rifampicin, 600 mg