Yunnan Baiyao powder can be directly applied externally to the damaged area, which can activate blood circulation, stop bleeding and inhibit swelling, and can be used to treat patients with fresh sprains, bleeding skin lesions and old injuries. If the patient’s limbs sprained, should be in the wound before the appearance of broken, red and swollen symptoms, Yunnan Baiyao powder external compress in the affected area, to play the blood circulation and remove blood stasis (to promote blood flow, eliminate blood stasis in the body) effect, but also inhibit swelling, relieve pain in the affected limbs, promote the recovery of the affected limbs. After the injury, you should reduce the activity of the affected limb to prevent the recovery of the limb from being affected by strenuous exercise. If the wound is broken, then not directly external application of Yunnan Baiyao powder, the wound should first be cleaned and disinfected, followed by Yunnan Baiyao powder on the affected area, with gauze on the local pressure bandage, to play a bleeding, pain relief effect. If the external application of Yunnan Baiyao powder wounds appear serious pain, burning sensation, itching and other symptoms, you need to go to the hospital in a timely manner. After the body is injured, it is recommended that the patient first to the hospital, follow the doctor’s advice to use Yunnan Baiyao powder, do not unauthorized use of medication.