Development of New drug regimens for drug susceptible/Multi-drug resistant tuberculosis (MDR-TB). Drug-drug interactions, Drug toxicity, Development and characterization of Drug delivery systems, Role of nanotechnology in drug delivery, Development of new drugs as well as new combination regimens, Development and characterization of new in vitro and animal models of human diseases with special reference to tuberculosis. Evaluation of new molecules against drug susceptible, persistent, latent or multi/extensively drug resistant M.tuberculosis. Evaluation of new immuno-therapeutic agents and vaccines against experimental TB. Drug susceptibility testing of natural/synthetic molecules against gram positive & gram negative bacteria, and several fungal Strains.