1 Can be used only for infected patients who do not have TB (latent TB infection) 2 standard medical practice 3 Choice of antiTB drugs depends on:

1 Monotherapy 2 Combination therapy 3) a. Location of dx (pulmonary, urogenital, GI, neural) b. Results of susceptibility tests c. Pattern of resistance in the locality d. Physical condition and age of the patient e. Toxicities of ind. agent