Treatments for knee chondritis include rest, physical therapy, medication, and surgery. Choose the appropriate treatment according to the severity of the condition. 1. Attention to rest: Chondritis of the knee is mostly caused by overstrain, therefore, attention should be paid to rest and reduce activities to avoid overburdening the knee. 2. Physiotherapy: Hot compresses, infrared irradiation, ultrashort wave, acupuncture and other therapies for the localized knee can promote blood circulation and reduce pain symptoms. 3. Medication: Oral non-steroidal anti-inflammatory drugs such as celecoxib and ibuprofen can be taken when the pain is severe, or sodium vitrate can be injected into the joint cavity to reduce the inflammation and relieve the pain, and glucosamine capsules can be taken orally to nourish the articular cartilage. 4. Surgery: Surgery is needed if conservative treatment is ineffective or symptoms worsen. If chondritis of the knee occurs, it is recommended to go to the hospital in time to give targeted treatment or therapy, the above drugs should be used under the guidance of a doctor.