First-line oral drugs | Injectable bactericidal drugs# | Fluoroquinolones# | Second-line bacteriostatic drugs | Other drugs with unclear or unproven efficacy |
Rifampicin¶ | Streptomycin | Moxifloxacin | Cycloserine | Clofazimine |
Isoniazid¶ | Amikacin | Gatifloxacin | p-aminosalicyclic acid | Clarithromycin |
Rifabutin | Kanamycin | Ofloxacin | Prothionamide | Amoxicillin/clavulanate |
Ethanmbutol | Capreomycin | Levofloxacin | Ethionamide | Linezolid |
Pyrizinamide | Terizidone | Imipenem/cilastatin | ||
Thioacetazone | ||||
High-dose isoniazid | ||||
Order in which drugs are added to MDR-TB regimen → |
#: all MDR-TB regimens should include one injectable and one fluoroquinolone where possible; ¶: by definition, isolates classed as MDR will be resistant to these drugs.