Pivacurium bromide tablets are not painkillers; they are medicines for functional gastrointestinal disorders. Pivacurium bromide tablets is a western medicine. It can treat functional gastrointestinal disorders and is mainly used for symptomatic treatment of pain, gastrointestinal discomfort, abnormal bowel movements associated with intestinal dysfunction, as well as for the treatment of pain caused by biliary dysfunction. It is also used as a preparation before barium enema. Adverse reactions to pivacurium bromide tablets can be mild gastrointestinal discomfort or rash-like allergic reactions. It is contraindicated in people who are allergic to pivacurium bromide tablets or bromide, pregnant women, and nursing mothers. Use with caution in cases of esophageal, gastric and duodenal ulcers. Consult your physician or pharmacist if used with other medications. If you need to use the drug, it is recommended to use the drug under the guidance of a doctor, not blindly self-medication to avoid adverse effects.