After a fall the back of the foot is tight and painful and cannot stand, if it is a simple soft tissue injury, it can be treated by rest, braking and medication; if it is accompanied by a fracture it may also need surgical treatment. After a fall, if the foot is simple ligament, tendon and other soft tissue strains caused by pain, can not stand, need to pay attention to bed rest, you can also choose the plaster cast for external fixation. You can take anti-inflammatory and analgesic drugs for anti-inflammatory pain, such as nimesulide, diclofenac sodium, swelling is obvious, you can take sodium heptaphyllum saponin to promote the swelling subside. If the fall force is large, it may cause fracture, through the film if the fracture is not obvious displacement, you can choose the plaster cast for external fixation, if the fracture displacement is obvious need for surgical treatment, the use of steel plate, Kirschner’s pin, etc. for internal fixation. If the pain in the back of the foot can not stand after a fall, it is recommended that the patient go to the hospital to improve the examination and regular treatment. The use of drugs need to follow the doctor’s instructions.