Diagnosed knee osteoarthritis should be timely treatment, according to the severity of the general treatment, drug treatment, surgical treatment and other treatments. 1. General treatment: obese people can reduce the weight of the knee joint through weight reduction; people with knee inversion or knee valgus can use wedge insoles, but also crutches, walking aids and so on. Daily attention should be paid to rest and reduce activities. 2. Medication: Commonly used drugs mainly include non-steroidal anti-inflammatory drugs such as ibuprofen, which can relieve pain and inflammation. Oral glucosamine sulfate can promote the repair and reconstruction of knee cartilage. Hyaluronic acid can be injected into the joint if painkillers and other medications are ineffective. 3. Surgery: Surgery can be performed if conservative treatment is ineffective, and commonly used surgical methods include joint cleaning and knee replacement. 4. Other treatments: Hot bath, steam bath, medicinal bath, massage, physiotherapy, etc. can improve local blood circulation and eliminate swelling and pain. Diagnosed knee arthritis must be under the guidance of a doctor to carry out scientific treatment, medication should follow the doctor’s instructions, so as not to delay the condition.