Adults swallowed a plum kernel if there is no temporary observation, if swallowed stuck in the esophagus or swallowed too much, it is recommended to seek medical attention, endoscopic removal. Adults who only swallowed a plum nucleus, there is no dyspnea, abdominal pain, abdominal distension and other symptoms, can be temporarily observed, generally will not have a significant impact on the human body, most of the intestinal peristalsis through the feces out of the body. If the plum kernel is stuck in the esophagus, causing breathing difficulties, this situation requires timely medical attention, endoscopic removal of the plum kernel to avoid choking. If the plum kernel is swallowed more or cause abdominal pain, it may cause intestinal obstruction or intestinal perforation, in this case it is recommended to consult a doctor in time, emergency gastroscopy to remove to avoid danger.