- The Professor who had to spend half his life to make the drug India needs - Sujoy Guha has spent 37 years trying to realise Risug, a long-term use reversible male contraceptive – itself an unusual thing. It should have come to be more than a decade ago. [Nov. 2019] https://thewire.in/health/risug-male-contraceptive-icmr 21 comments india