sildenafil

核心释义

1. 1.

   一种治疗男性勃起功能障碍的药物,以其柠檬酸盐(C22H30N6O4S·C6H8O7)形式使用；通过抑制磷酸二酯酶,解除该酶对环磷酸鸟苷的抑制,使性兴奋时产生的环磷酸鸟苷引发肌肉和血管变化而致勃起；以商标名 Revatio 和 Viagra 销售。

   A drug that is used in the form of its citrate C22H30N6O4S·C6H8O7 to treat erectile dysfunction in males, that by suppressing a phosphodiesterase enzyme also suppresses the enzyme's inhibitory effect on the hormone cyclic GMP, and that enables the cyclic GMP produced during sexual arousal to initiate the muscular and vascular changes which produce an erection. It is marketed under the trademarks Revatio and Viagra.

西地那非; [医]昔多芬；一氧化氮样药物；商品名Viagra(伟哥)