Pivet ammonium bromide tablets have the effect of antispasmodic, promote intestinal peristalsis, relieve intestinal and biliary tract dysfunction. It is mainly used for symptomatic treatment of pain, abnormal bowel movements, gastrointestinal discomfort associated with intestinal dysfunction; pain associated with biliary dysfunction; preparation for barium enema. In a very small number of people, taking this drug can trigger side effects such as mild gastrointestinal discomfort and rash-like allergic reactions. Pivetronium bromide tablets are highly selective for colonic smooth muscle, by inhibiting the entry of calcium ions into the smooth muscle cells of the intestinal wall and preventing muscle over-contraction, thus producing an antispasmodic effect, eliminating the hyper-responsiveness of the intestinal smooth muscle, and promoting intestinal peristalsis. In addition, it is contraindicated in patients with known hypersensitivity to pivacurium bromide tablets and other bromides, should be taken with caution in patients with ulcers of the esophagus, stomach or duodenum, is contraindicated in pregnancy, should be avoided in lactating women, and is not recommended for children due to insufficient clinical data. If you need to take pivacurium bromide tablets, it is recommended to consult a doctor and follow the doctor’s instructions.