Pivetronium bromide full name is pivetronium bromide tablets, this drug is an antispasmodic agent acting in the gastrointestinal tract, highly selective for colon smooth muscle, by inhibiting the entry of calcium ions into the smooth muscle cells of the intestinal wall, preventing muscle over-contraction and exerting antispasmodic effects, eliminating the hyper-responsiveness of the intestinal smooth muscle, and promoting intestinal peristalsis. Side effects are mild gastrointestinal discomfort and rash-like allergic reactions in very few patients. Pivacurium bromide tablets are used primarily for the symptomatic treatment of pain, abnormal bowel movements, and gastrointestinal discomfort associated with intestinal dysfunction; for the symptomatic treatment of pain associated with biliary dysfunction; and for the preparation of barium enemas. In addition, it is contraindicated in patients who are hypersensitive to pivacurium bromide tablets or bromide, is contraindicated in pregnant women, should be avoided during breastfeeding, and should be used with caution in patients with esophageal, gastric and duodenal ulcers, and is not recommended for use in children due to insufficient clinical data. If you need to use pivacurium bromide tablets, it is recommended to consult a professional doctor, follow the doctor’s instructions for standardized treatment, not blindly use their own medication.