单词 | sildenafil |
释义 | sil·den·a·fil ![]() n. A drug, C22H30N6O4S, used to treat sexual dysfunction by increasing the level of cyclic GMP, which increases blood flow to erectile tissues. [Perhaps alteration of S(ULFON)YL + (PYRIMI)DINE + PH(EN)YL.] |
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