If vomit is stuck in the throat, it is a very serious problem. The throat is the main channel of breathing, and if vomit is blocked in the throat there will be breathing difficulties very quickly, and even if it is too late to resuscitate, death by asphyxiation will occur within a few minutes. When the patient has vomiting, regardless of whether the patient is clear or not, he or she needs to be on his or her side with the head down, not lying flat on his or her back. When the patient vomits violently, the vomit is too late to vomit out and suffocation occurs, and it is too late to send to the hospital for medical treatment, call 120 at the same time immediately turn the patient on his side, head to the side, quickly untie the collar, immediately remove the mouth, throat, throat and nose of the vomit to remove the airway obstruction, if necessary, artificial respiration, and wait for the arrival of doctors.