The pain and swelling of the posterior tendon of the foot is considered to be caused by trauma or prolonged overexertion of soft tissue injuries, plantar fasciitis, soft tissue infections, and general treatment, physiotherapy, medication and so on. Foot pain and localized swelling, if the trauma is caused by early local ice packs, 72 hours after the hot compresses, external use of blood circulation and analgesic ointment (flurbiprofen ester cream) or spray (Yunnan Baiyao spray), can relieve the swelling and pain. If it is caused by overexertion, it is recommended to rest, reduce activities, give massage, physical therapy (microwave), and apply pain-relieving drugs (ibuprofen capsule) and swelling medication (Panlongqi tablets). Plantar fasciitis causing pain and swelling of the posterior tendon of the foot, should reduce the amount of activity, oral non-steroidal anti-inflammatory drugs, including ibuprofen, meloxicam, celecoxib and so on. Massage, physical therapy, and localized hot packs should be given at the same time. If the treatment is not effective, local closure can also be performed. Soft tissue infection caused by swelling and pain, should pay attention to limiting activities, the application of antibacterial drugs (cefaclor capsules), at the same time can be oral non-steroidal anti-inflammatory drugs to relieve pain. The foot tendon pain and a little bit of swelling is recommended to actively consult a physician under the guidance of the treatment. The above drugs need to be used under the guidance of a doctor, avoid self-medication.