Dizocin used more stomach pain and bloating belongs to the adverse reactions of the drug, it is recommended to reduce or change the drug under the guidance of the doctor to reduce the adverse reactions of the drug. Dizocin belongs to the opioid analgesic drugs, clinically applicable to a variety of moderate to severe pain, the drug in the use of the process of common adverse reactions for nausea, vomiting, stomach pain, abdominal distension, chills, chest pain, etc., the adverse reaction is recommended to consult a doctor in a timely manner, in the guidance of a professional physician for targeted treatment. When adverse reactions occur due to drug overdose, it is recommended to gradually reduce the drug under the guidance of professional doctors to improve clinical symptoms. If the symptoms cannot be relieved by reducing the medication, it is necessary to change the analgesic medication.