 On May 9, 1960, the FDA announced it would approve Enovid 10 mg for contraceptive use.By the time Enovid 10 mg had been in general use for three years, at least a half a million women had used it.Beginning his research and studies in the feasibility of women's fertility in 1950, Dr. Gregory Pincus invented the combined oral contraceptive pill in 1960.