How to do about medial meniscus pain in the knee: First, reduce the amount of exercise, avoid walking for long periods of time, avoid doing deep squatting exercises. Oral medications can be taken to relieve pain, such as meloxicam, celecoxib, loxoprofen sodium tablets, as well as oral muscle soothing medications such as ethylparisone hydrochloride tablets, and to exercise the muscles around the knee joint, breaking the strength of the quadriceps and calf muscles, which can also reduce the pain in the knee. Third, joint cavity injection drugs, can be injected in the joint cavity sodium glass acid, for the meniscus pain also has a certain relief effect. If the medial meniscus pain is accompanied by joint popping and interlocking, minimally invasive arthroscopic surgery should be performed to suture or trim the meniscus or partially remove it according to the results of the arthroscopic investigation.