Antimycobacterial agent-1 (compound 33) demonstrates potent antimycobacterial activity against Mycobacterium tuberculosis H37Ra, with a minimal inhibitory concentration (MIC) value of 1 μg ml. Notably, antimycobacterial agent-1 exhibits low cytotoxicity in normal cells, as evidenced by an IC50 value of 143.2 μg ml in Vero cells [1].
CRS400393 is an effective anti-mycobacterial drug , with MIC of 0.03, 2, and ≤ 0.12 µg mL against M. abs., M. avium, M. intracellulare, and M. tuberculosis, respectively.