Drug resistance | Initial phase | Continuation phase |
| Duration months Drug | Duration months Drug |
H+S | 3 | R, Z, E | 6 | R, E |
H+E+S | 2 | R, Z, amikacin, PTH | 6 | R, PTH |
| | Followed by | | |
| 1 | R, Z, PTH | | |
H+R±S | 3–6 | Z, E, PTH, amikacin, flurorquinolone | 18 | E, PTH, flurorquinolone |
H+R+E+S | 3–6 | Z, PTH, amikacin, flurorquinolone, cycloserine | 18 | PTH, flurorquinolone, cycloserine |
H+R+Z+E+S | 3–6 | PTH, amikacin, flurorquinolone, cycloserine, PAS | 18 | PTH, flurorquinolone, cycloserine |