The present invention relates to a pharmaceutical composition of sperm regulating agent, which includes: 5-76 parts by weight of Gallic acid, 0.7-2.2 parts by weight of Quercetin, 0.8-3.7 parts by weight of Rutin, and 0.1-0.5 part by weight of Vitamin C. The present invention further provides a pharmaceutical composition of sperm regulating agent, which includes aToona sinensisextract.本發明係有關於一種做為精蟲調節劑之醫藥組成物,包括:5至76重量份之沒食子酸;0.7至2.2重量份之槲黃素;0.8至3.7重量份之芸香苷;以及0.1至0.5重量份之維生素C。本發明亦提供一種精蟲調節劑之醫藥組成物,其包括一香椿萃取物。