Treatment should be taken according to the specific causes of knee pain. General treatment, medication and surgery can be taken for knee pain caused by arthritis, excessive exercise, chondromalacia patellae, growing pains or osteoporosis, gout, meniscus injury and other causes of knee pain. 1. Arthritis: knee arthritis including osteoarthritis, rheumatoid arthritis can cause knee pain, take analgesic drugs, such as celecoxib and other treatments. 2. Excessive exercise: strenuous exercise or running for a long time can cause knee pain, take hot compresses and massage. 3. Chondromalacia patellae: Chondromalacia patellae can also cause knee pain, take ibuprofen and other drugs to relieve pain, can be intra-articular injection of prednisone acetate and other treatments. 4. Growing pains or osteoporosis: teenagers are prone to growing pains during the growth and development stage, and osteoporosis occurs in middle-aged and old people, both of which can cause knee pain. Calcium and vitamin D3 tablets can be taken for treatment. 5. Gout: For knee pain caused by gout, you can take uric acid-lowering drugs, such as colchicine, with analgesic drugs, such as ibuprofen. 6. Meniscus injury: meniscus injury will appear serious knee pain, mild meniscus injury can be treated with plaster fixation, serious meniscus injury should be knee arthroscopy and meniscus suture. Causes of knee pain also include knee tumors, fractures around the knee, bursitis, lateral collateral ligament injuries, it is recommended to go to the regular hospital in time for consultation and timely treatment.