Free Republic

Scientists may be one step closer to a birth control pill for men. A drug dubbed JQ1 swiftly stunted sperm production in male mice, a new study found. And like the female birth control pill, its fertility-fighting effects on were completely reversible. "We have only observed full recovery of fertility in treated males," the researchers from Baylor College of Medicine wrote in their study, published today in the journal Cell. "We envision that our discoveries can be completely translated to men, providing a novel and efficacious strategy for a male contraceptive." …

British scientists have developed a revolutionary pill that men could take as a one-off contraceptive just before a date. The tablet would prevent a man from being able to impregnate a woman, but within a few hours his fertility would return to normal. This would make it much more acceptable to men than other 'male pills' under development, which alter hormone levels and have to be taken over the long term. It is also more likely to be trusted by women as they are not relying on their man having to remember to take his pill every day for it...