A hormone-free pill, called YCT-529, that temporarily stops sperm production by blocking a vitamin A metabolite has just concluded its first safety trial in humans, getting a step closer to increasing male contraceptive options
This how medical studies work, because of ethics. First they prove it works on animals, which they did with great success. But before testing it works on humans, they must first confirm it is not dangerous, before they can ethically test for actual efficacy on a larger cohort.
This how medical studies work, because of ethics. First they prove it works on animals, which they did with great success. But before testing it works on humans, they must first confirm it is not dangerous, before they can ethically test for actual efficacy on a larger cohort.