Found a stray pill in your medicine cabinet? Have a loved one who mixed up a couple of their meds by mistake? There are plenty of reasons you might wonder, “What pill is this?” WebMD’s Pill ...

The original Enovid pill contained 10 milligrams of progesterone and .15 milligrams of estrogen. The progesterone inhibited ovulation and the estrogen was used to ameliorate problems like ...