II. Indications
- Isoniazid Resistance >4% in patient's community
- Human Immunodeficiency Virus (HIV)
- Prior Tuberculosis exposure
III. Precautions
- This protocol is from 2003 without available new guidance to use for update as of 2016 review
- Multi-drug resistance requires expert local infectious disease opinion for guidance
IV. Management
- Initial: Four drug therapy for 2 months
- Subsequent Dosing
- If Isoniazid susceptible, treat for 6 months
- If Isoniazid resistant THEN
- Protocol A: Treat for 6 months
- Protocol B: Treat for 12 months
- If Extrapulmonary Tuberculosis, treat for >9 months
- If TuberculosisMeningitis
- Continue Pyrazinamide for full course