Stanozolol is the generic name of stanozolol in English , German , French , and Japanese and its INN , USAN , USP , BAN , DCF , and JAN , while stanozololum is its name in Latin , stanozololo is its name in Italian and its DCIT , and estanozolol is its name in Spanish .    Androstanazole , androstanazol , stanazol , stanazolol , and estanazolol are unofficial synonyms of stanozolol.   It is also known by its former developmental code name WIN-14833 .   
Noretynodrel was first synthesized by Frank B. Colton of G. D. Searle & Company in 1952, and this was preceded by the synthesis of norethisterone by Luis E. Miramontes and Carl Djerassi of Syntex in 1951.  In 1957, both noretynodrel and norethisterone, in combination with mestranol , were approved in the United States for the treatment of menstrual disorders .  In 1960, noretynodrel, in combination with mestranol (as Enovid ), was introduced in the United States as the first oral contraceptive, and the combination of norethisterone and mestranol followed in 1963 as the second oral contraceptive to be introduced.  In 1988, Enovid, along with other oral contraceptives containing high doses of estrogen, was discontinued.