There is no such herbal medicine as walnut wood, which should be split heart wood. The wood has the effect of tonifying the kidney and astringent, can be used for the treatment of kidney deficiency spermatorrhea, spermatorrhea, urination, blood in the urine, dysentery, diarrhea, and so on. The main effect is to tonify the kidney and astringent essence, can be used to treat kidney deficiency spermatorrhea, spermatorrhea, dyspareunia, blood in the urine, dysentery, diarrhea, and so on. It is used for treating spermatorrhea and ejaculation, panic and shortness of breath, tiredness and weakness, and can be used with keel bone and cuttlebone. This product stops leucorrhoea, used for leucorrhoea, leucorrhoea increase, unceasing, lumbago, etc., or see red and white together, or five colors, or pus and foul-smelling, with foul smell. This product is used for diarrhea, diarrhea, diarrhea, abdominal pain with intestinal tinnitus, distention and stuffiness of the abdomen (abdominal feeling of flatulence and discomfort), little food, or diarrhea, yellowish-brown feces and smell, irritable heat (irritable and stuffy), thirst, short and red urination (urine is small in quantity and dark yellow in color), burning in the anus, etc., and may be combined with patchouli, Cangzhu, and Bai Shao. This product stops dysentery, used for dysentery, abdominal pain, urgency and heaviness (discomfort in the lower abdomen, wanting to defecate very much, with a feeling of incomplete defecation after defecation), dysentery, red-white pus and blood (increased frequency of feces, mucus and pus and blood in feces), viscous as jelly, fishy smell, burning in the anus, can be combined with Paeonia lactiflora, Angelica sinensis, Mucuna pruriens, and so on. Adverse reactions and contraindications of distraction wood are not clear, if you need to take, please take under the guidance of a professional physician, not self-medication.