Penile shortening refers to adult men with short and thin penis, the length of the penis in the normal state is less than 3cm, the transverse diameter is less than 1.9cm; or there is considered that the penis does not exceed 5cm in the erect state, as in the case of minors, unable to have sexual intercourse, loss of fertility, or unable to urinate standing up. Most of these patients have congenital developmental malformations such as testicular dysplasia and lack of secondary sexual characteristics. If in some cases, due to obesity, scrotal swelling, etc., the penis may appear smaller, but it does not affect sexual intercourse and cannot be compared to a small penis. Treatment of penile shortening, there are currently the following: 1, the cause and the treatment of the original disease: such as due to hermaphroditism penile dysplasia, the appropriate amount of hormone therapy can be applied, timely molding, due to circumcision caused by penile shortening, should be early circumcision, in order to facilitate penile development. 2, negative pressure help erectile therapy instrument: domestic production of a variety of negative pressure help erectile instrument, through the negative pressure effect, warm water massage, passive expansion of the cavernous body, in order to increase its length and circumference, repeated stimulation, so that local blood circulation has improved, so that some of the short penis has a certain effect. 3, Chinese medicine: identification and treatment: according to the clinical manifestations of penile shortening, focus on tonifying the kidneys and increasing the essence, regulating the punch, activating blood circulation and eliminating blood stasis, often taking seahorse more whip pill, yangchun medicine and other drugs. Single experimental prescription: aphrodisiac pills: clove, fenugreek, Guan Gui, mealybug, alum, dogwood, sulfur, each equal parts, finely ground, refined honey for pills, such as tung seeds big, each serving 3 pills, warm wine on an empty stomach. It can make the penis strong and firm. Each of them is ground and refined into a pill with honey, and 15g is taken with wine daily. Long Yin Formula: 15g of Phellodendron, 12g of Ampelopsis, 21g of Atractylodes, 19g of Cinnamomum, and 3g of Radix et Rhizoma. The above five substances are processed in this ratio into a powder, and 6~9g is taken after food, twice a day. Animal whip or testicles (such as pig, sheep, cow, dog) of any kind, roasted and dried on tile, finely ground, 1~3g per dose, 1~2 times a day. Yellow wine is sent down for long-term use. Zihecao powder, each time to take 3g, 2 times a day, for two months as a course of treatment. The above single experimental formula is contained in the medical art for generations, mostly warming the kidneys and strengthening the yang, blood and flesh, long-term use may be helpful to promote penile growth.