Thickening of patellar ligament suggests rest, physical therapy, medication and so on. 1. Rest: the patellar ligament under long-term chronic injury, inflammation occurs, causing edema and thickening, appearing knee joint pain. It is recommended to rest and reduce strenuous exercise to relieve pain. 2. Physiotherapy: hot compresses, massage, ultrashort wave and other physiotherapy can be carried out in the knee joint, pay attention to warmth, promote local blood flow, repair ligament damage. 3. Medication: thickening of patellar ligament, can apply diclofenac diethylamide latex to relieve soft tissue pain. Yunnan Baiyao aerosol can be used to promote blood circulation and relieve pain. Thickening of the patellar ligament is recommended to consult a doctor in a timely manner, under the guidance of a doctor for standardized treatment. The above medication is recommended under the guidance of a doctor, avoid self-medication.