Black blood blisters on the inner wall of the right cheek of the mouth may be caused by bite wounds, burns, hemangiomas, etc., which require general measures to regulate, and medication and surgery if necessary. 1. Bite wounds: for bite wounds resulting in black blood blisters on the inside of the right cheek, if the blood blisters are relatively small, they do not need to be treated. If the blood blister is relatively large, it needs to be sterilized with alcohol, and then the liquid inside should be drawn off with a sterile syringe. 2. Scalding: If eating too hot food leads to black blood blisters on the right side of the mouth on the inner wall of the cheek, mostly considered to be caused by II degree scalding, if the local black blood blisters are relatively small, do not need to be treated, the blood blisters will be absorbed on their own. If the localized blood blisters are relatively large, the liquid needs to be drawn out with a sterile syringe. 3. hemangioma: if the hemangioma caused by the oral right side of the inner wall of the cheek black blood blisters need to be taken according to the nature of the hemangioma treatment, if the local appearance of junctional hemangioma, you need to be under the guidance of the doctor with pingyangmycin, bleomycin and other anti-tumor drugs. Some patients can also take surgery to remove the hemangioma. It is recommended that the right side of the mouth, black blood blisters on the inner wall of the cheeks need to consult a doctor in a timely manner, the doctor will be based on the patient’s condition to choose the appropriate measures for treatment, the use of drugs need to comply with the doctor’s instructions. Patients should not break the blood blisters or use medication without authorization.