Medical Definition of Ethinyl estradiol
1.
(17 alpha)-19-norpregna-1,3,5(10)-trien-20-yne-3,17-diol. A semisynthetic oestrogen with high oral oestrogenic potency. It is often used as the oestrogenic component in oral contraceptives.
Pharmacological action: antineoplastic agent, hormonal, oestrogens, synthetic.
Chemical name: 19-Norpregna-1,3,5(10)-trien-20-yne-3,17-diol, (17alpha)-
(12 Dec 1998)
Lexicographical Neighbors of Ethinyl Estradiol
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