RISUGReversible Inhibition of Sperm Under Guidance (male contraceptive)
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The research work on RISUG, under the leadership of Guha, began in 1971.
With the new technology developed by Guha, RISUG now has two new variants -- Risugadv or Risug- PH.
Although viable sperm can be found for up to 3 months after vasectomy, RISUG seems to produce infertility in as little as 10 days afterward.
RISUG promises to be a sure shot method to prevent pregnancies.