Medial collateral ligament injuries and meniscus injuries may wear down the cartilage to form aseptic inflammation or become infected, which causes pain and requires active treatment. When the medial collateral ligament and meniscus injuries are prolonged, they may wear down the articular cartilage and form aseptic inflammation that causes pain, and it is recommended that medications such as celecoxib and ibuprofen be taken to relieve the pain. If the medial collateral ligament injury and meniscus injury is complicated with infection, the inflammation will irritate the local tissues to cause pain, you can take antibiotics such as azithromycin, roxithromycin and other drugs to control the inflammation. Due to individual differences, the drug does not have the absolute most effective, need to be under the guidance of the doctor to choose the most suitable for their own drugs, drugs appear adverse reactions to timely consultation, drug allergy is prohibited. If the non-pharmacological treatment is ineffective, you can choose surgical treatment under the advice of your doctor.