With the effects of activating blood circulation and removing blood stasis (promoting blood circulation and eliminating blood stasis in the body), clearing heat and removing dampness (removing heat and dampness in the body), dispersing knots and eliminating swellings, it can be used to treat menstrual disorders, dysmenorrhea, metrorrhagia (excessive menstruation or dripping of menstruation), blood in stools and other diseases. Because of the effect of activating blood circulation and removing blood stasis, it is contraindicated for pregnant women and used with caution by children, and is not suitable for patients who do not have evidence of stagnation in the body. Ishimitsuka is pungent, bitter and slightly cold in nature; it belongs to the liver and spleen meridians. It is used for treating menstrual disorders, dysmenorrhea, menstrual closure, bleeding in the stool, jaundice due to dampness-heat, heat-poisoned dysentery (dysentery caused by heat-poisoning and blood in the stool), gonorrhea (increased frequency of urination and astringent pain in the urine), astringent pain, dysmenorrhea, rheumatism, scrofula, scrofula and sores, carbuncle and diseases such as herpes zoster, leprosy, bruises and so on. Stonecrop belongs to a kind of traditional Chinese medicine, which needs to be used together with other medicines in order to treat the disease better. It is recommended that patients who need to use this herb go to a regular hospital and use it according to the doctor’s prescription, and not blindly use it on their own.