In MDR TB, Mycobacterium tuberculosis is resistant to:
Mycobacterium tuberculosis resistant to Isoniazid + Rifampicin - MDR.TB
Mycobacterium.tuberculosis resistant to Isoniazid, Rifampicin and one of the Fluoroquinolone and any one of the second line drug used in Mycobacterium.tuberculosis - XDR.TB
Isoniazid + Ethambutol
Rifampcin + Ethambutol
Isoniazid + Rifampcin
Isoniazid + Pyrazinamide