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kou fu zhou xiao bi yun yao :r2323
Author(s): 
Pages: 282-283
Year: Issue:  5
Journal: International Journal of Pharmaceutical Research

Keyword:  黄体酮抗着床甾族化合物动物实验雌激素活性避孕效果月经周期三烯受试者乙炔基;
Abstract: <正> R2323是三烯甾族化合物,化学名为13β-乙基-17α-乙炔基-17-羟基性甾-4,9,11-三烯-3-酮,其结构式为: 结构中的三烯系列使该化合物在血中以游离形式的浓度和持续时间有所增加,因而有利于到达靶器官。动物实验表明,它具有特别强的抗黄体酮活性和显著的抗着床效果,临床
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