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Male mice contraceptive could be trialled for men

Scientists in the United States have developed a drug which suggests that an on-demand male contraceptive is a real possibility. You would take it an hour before sex, and the drug is said to temporarily stop sperm in their tracks... at least when tested on mice.

It reduces male fertility quickly. But it would only be temporary as Newsday heard from one of the medical researchers, Dr Melanie Balbach, from Weill Cornell Medical College, in New York.

"The sperm from the mice which got the inhibitor are not mobile... so the females did not get pregnant. The new thing about our approach is it's an on-demand approach... [so] fertility returns."

Many more tests are planned and needed, moving to rabbits before people.

(Pic: Sperm approaches egg; Credit: Getty Images)

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