Premature ejaculation. According to the ancestral medicine, this disease to the liver damp heat, Yin deficiency, Yang hyperactivity, kidney Qi is not solid, heart and spleen deficiency for the more common, clinically used more effective prescriptions. The main prescriptions are as follows: Formula 1: 15 grams of gentian grass, 10 grams of scutellaria, 9 grams of gardenia, 12 grams of zedoary, 10 grams of mouton, 9 grams of psyllium, 10 grams of angelica, 9 grams of raw earth and licorice. Decoction with water, 1 dose daily, divided into 2 doses. This formula is used to clear damp-heat in the liver meridian and is suitable for premature ejaculation caused by damp-heat in the liver meridian. Recipe 2: 10 grams of Radix Rehmanniae Praeparata, 10 grams of Cornu Cervi Pantotrichum, Yam, Zhi Mu, Phellodendron, Zedoary, Dan Pi, and Golden Cherry, 9 grams each, 10 grams of Tribulus terrestris, 30 grams each of Dragon Bone and Oyster. Decoction with water, 1 dose per day, divided into 2 doses. This formula nourishes yin and submerges yang, and is suitable for premature ejaculation caused by yin deficiency and yang hyperactivity. Recipe 3: Radix et Rhizoma Pseudostellariae, Cinnamon 6g each, Radix rehmanniae, Cornu Cervi Pantotrichum 9g each, Poria 10g, Radix zedoariae, Yam 12g each, Dampi 10g. Take with water decoction, 1 dose per day, divided into 2 doses. This formula benefits the kidney and consolidates essence and is suitable for premature ejaculation due to kidney qi. Recipe 4: Ginseng and Atractylodes macrocephala each 9 g, Astragalus membranaceus each 12 g, Radix Angelicae Sinensis each 10 g, Fu Shen each 9 g, Yuan Zhi and Zao Ren each 6 g, Longan flesh 12 g, Mu Xiang and Licorice each 6 g. Take with water decoction, 1 dose per day, divided into 2 doses. This formula tonifies the heart and spleen and is suitable for premature ejaculation caused by deficiency of the heart and spleen.