Group-1: first-line oral agents |
Isoniazid, rifampicin, ethambutol, pyrazinamide, rifabutin |
Group-2: injectable agents |
Streptomycin, amikacin, kanamycin, capreomycin |
Group-3: fluroquinolones |
Ofloxacin, moxifloxacin, levofloxacin, gatifloxacin |
Group-4: oral bacteriostatic second-line agents |
PAS, cycloserine, terizidone, ethionamide, protionamide |
Group-5: agents with unclear role in treating drug resistant TB |
Clofazamine, linezolid, amoxicillin/clavulunate, thioacetazone, cilastin/imipenem, clarithromycin, high-dose isoniazid |