Norethynodrel
Encyclopedia
Norethynodrel was the progestin
used in Enovid
, the first oral contraceptive.
Progestin
A progestin is a synthetic progestogen that has progestinic effects similar to progesterone. The two most common uses of progestins are for hormonal contraception , and to prevent endometrial hyperplasia from unopposed estrogen in hormone replacement therapy...
used in Enovid
Enovid
Enovid or Enavid was the first combined oral contraceptive pill . Developed by G. D. Searle & Company, it was first made available in the U.S. in 1957. Initially Enovid was marketed only for the treatment of menstrual disorders. On May 9, 1960 the U.S...
, the first oral contraceptive.