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Noun1.norethynodrel - a progesterone derivative used in oral contraceptives and in the control of menstruation and the treatment of abnormal uterine bleeding
Enovid - trade name for an oral contraceptive containing mestranol and norethynodrel
progestin, progestogen - any of a group of steroid hormones that have the effect of progesterone
References in periodicals archive ?
Searle Co., Chicago), was tested in 1957 in Japan and Puerto Rico in a formulation containing 75 [micro]g of mestranol and 10 mg of norethynodrel. The dose was lowered to 5 mg norethynodrel prior to being sold in the United States in 1960.
In 1961 Mixson and Hammond reported that norethynodrel causes rapid but reversible enlargement of uterine leiomyomas [36].
(10.) A combination of the chemical compounds mestranol and norethynodrel. Enovid was hard to produce by laypersons--or for that matter by other pharmaceutical companies that might have tried to infringe on the patent.
In 1960, the first oral contraceptive containing 150(Mu)g mestranol and 9.5mg norethynodrel was approved by the US Food and Drug Administration (FDA).2