norethynodrel

IPA: nɝˈɛθʌnˈɑdrʌɫ

A steroidal progestin used to treat gynecological and menstrual disorders and as an oral contraceptive.

Examples of "norethynodrel" in Sentences

It may also be called norethynodrel with mestranol.
Norethynodrel was the progestin used in Enovid, the first oral contraceptive.
Even today, norethindrone, though not norethynodrel, is still used by millions of women as an oral contraceptive.
Both Syntex's norethindrone and Searle's norethynodrel were approved in 1957 by the FDA for the treatment of menstrual disorders.
One and one-half years after the first publication by the Syntex group, chemists at G.D. Searle -- a company for which Pincus consulted, synthesized a close relative, norethynodrel, which, as shown by Pincus -- is largely converted in the stomach into norethindrone.