Definition of Mestranol
1. Noun. A synthetic form of estrogen used in combination with a progestin in oral contraceptives.
Definition of Mestranol
1. [n -S]
Medical Definition of Mestranol
1.
(17 alpha)-3-methoxy-19-norpregna-1,3,5(10)-trien-20-yn-17-ol. The 3-methyl ether of ethinyl estradiol. It must be demethylated before it becomes biologically active. It is used as the oestrogen component of many combination oral contraceptives.
Pharmacological action: oestrogens, synthetic.
Chemical name: 19-Norpregna-1,3,5(10)-trien-20-yn-17-ol, 3-methoxy-, (17alpha)-
(12 Dec 1998)
Lexicographical Neighbors of Mestranol
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