Meniscus injury belongs to the category of Chinese medicine such as knee pain. Seven Centigrade can be used to treat meniscus injuries. The specific efficacy is related to the condition and other factors, and cannot be generalized. It is recommended to consult a doctor promptly for meniscus injuries, and the treatment method should be determined according to the degree of injury, as well as the course of the injury. Surgery is an option. If the condition is mild and meets the requirements of diagnosis, the treatment can be seven centigrade powder. Within 2 weeks of injury, most prescriptions are based on activating blood circulation and removing blood stasis (promoting blood circulation and eliminating blood stasis in the body), and pain relieving prescriptions, and prescriptions such as Qiribisan are more suitable. Qisi San belongs to the category of proprietary Chinese medicines, which is composed of blood exhaust, frankincense, myrrh, saffron and cinnabar. It has the efficacy of resolving blood stasis, eliminating swelling, relieving pain and stopping bleeding, and is used for bruises and injuries, blood stasis and pain, and bleeding from trauma. In the injury 2-4 weeks this stage belongs to the repair stage of the injury, most of them are mainly to tonify the liver and kidneys, need to cooperate with the liver, blood nourishing drug therapy, often choose a class of formula such as Si Wu Tang targeted treatment. The adverse reactions and contraindications of seven centi-san are not clear, pregnant women are prohibited, precautions for athletes to use with caution. The prescription of this product contains cinnabar, should not be overdosed for a long time, liver and kidney insufficiency should be used with caution. Chinese medicine or proprietary Chinese medicine need to be used under the guidance of a Chinese doctor to identify the evidence, individuals should not use blindly, so as not to cause adverse consequences.