Medical Definition of Ethinylestrenol
1.
(17 alpha)-19-norpregn-4-en-20-yn-17-ol. A synthetic progestational hormone used often in mixtures with oestrogens as an oral contraceptive.
Pharmacological action: contraceptives, oral, synthetic, progestational hormones, synthetic.
Chemical name: 19-Norpregn-4-en-20-yn-17-ol, (17alpha)-
(12 Dec 1998)
Lexicographical Neighbors of Ethinylestrenol
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