Adverse reactions (hazards) of Compound Polyethylene Glycol Electrolyte Dispersant include gastrointestinal reactions, allergic reactions, intestinal perforation, endocrine system symptoms, and hematologic symptoms. 1. Gastrointestinal reactions: mostly mild reactions, such as nausea, vomiting, a few patients will experience abdominal pain, abdominal distension, vomiting, intestinal perforation and other serious adverse reactions. 2. Allergic reaction: mainly manifested as skin allergic symptoms, such as rash, urticaria, edema and so on. 3. Intestinal perforation: intestinal perforation may occur in some patients using the drug. It is more serious. 4. Endocrine system symptoms: often manifested as hypoglycemic episodes, rising uric acid, positive urine ketone bodies and so on. 5. Hematologic system symptoms: including leukocytosis, leukopenia, decreased blood potassium and so on. Compound Polyethylene Glycol Electrolyte Dispersant may also cause other adverse reactions, the use of medication must be guided by a doctor, the patient must not use the drug arbitrarily on their own, allergic to the drug components, patients with intestinal perforation, gastrointestinal obstruction patients to be prohibited.