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. 2012 Jan 20;22(Suppl 4):647–652. doi: 10.1007/s00586-012-2154-x

Table 5.

Classification of anti-tubercular drugs

Groups Drugs
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