Research Article
Drug Resistance Pattern of MTB Isolates from PTB Patients
Table 2
Resistance pattern of 72 drug resistant strains of MTB to four ATT drugs.
| Number of drugs | Name of drugs | No. of resistant strains (%) | Total (%) |
| 1 drug | Isoniazid (INH) | 15 (20.8) | 31 (25.61) | Rifampicin (RIF) | 10 (13.88) | Ethambutol (EMB) | 4 (5.55) | Streptomycin (SM) | 2 (2.77) |
| 2 drugs | INH + RIF | 13 (18.05) | 22 (18.18) | INH + SM | 4 (5.55) | INH + EMB | 3 (4.16) | EMB + SM | 2 (2.77) |
| 3 drugs | INH + RIF + SM | 9 (12.5) | 14 (11.57) | INH + RIF + EMB | 5 (6.94) |
| 4 drugs | INH + RIF + SM + EMB | 5 (6.94) | 5 (4.13) |
| MDR-TB | ā | 32 (25.61) | ā |
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