Within 72 hours after a broken foot sprain, it is not advisable to take or apply blood-activating drugs internally or externally. Fractured foot, the local small blood vessels will rupture bleeding, mixed with oozing tissue fluid to form a hematoma, after a period of time to repair, if the injury immediately after rubbing, hot compresses, or forced movement, in rubbing part of the bruises at the same time but also accelerate bleeding and oozing, aggravate the rupture of blood vessels, so as to form a larger hematoma. After breaking the foot, if you can stand and walk, feel the pain is in the sinews, most sprains, can be disposed of on their own, the specific method is the first cold compresses after hot compresses, to be 72 hours after the hot compresses. If there is a sharp pain in the ankle when moving, can not hold weight to stand and move, the pain is on the bone, it is recommended to use wooden strips, books, scarves, bandages, etc. to fix the injured part first, minimize the activities, and seek medical treatment in the hospital as soon as possible. Avoid further injury aggravation. Foot sprain patients who need to compress the foot soak, it is recommended to go to the hospital to consult a professional doctor.