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Interventions for Tuberculosis Control and Elimination 2002

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Activity, mechanism of action <strong>and</strong> resistance. Streptomycin has a broadspectrum<br />

activity against many gram-positive <strong>and</strong> gram-negative microorganisms<br />

<strong>and</strong> against various species of mycobacteria. Its effect on M. tuberculosis<br />

in vitro <strong>and</strong> in the guinea pig was reported as early as December<br />

1944, 392 <strong>and</strong> a preliminary report on its usefulness in the treatment of tuberculosis<br />

in man in September 1945 by Feldman <strong>and</strong> Hinshaw, 393,394 followed by<br />

a more extensive report in 1946. 395 The MIC of M. tuberculosis is 0.25<br />

to 2.0 mg/L. 21,56 It had been surmised that streptomycin is active only<br />

against extracellularly growing tubercle bacilli, but this notion has not been<br />

42<br />

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Figure 23. Original table published when the isolation of streptomycin was<br />

reported. Reproduced from 389 by the permission of the publisher Society <strong>for</strong><br />

Experimental Biology <strong>and</strong> Medicine.

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