The instructions for Metoclopramide Hydrochloride Injection recommend intramuscular or intravenous administration. Adults, 10-20 mg per dose, the daily dose should not exceed 0.5 mg/kg; children, under 6 years of age, 0.1 mg/kg per dose, 6-14 years of age, 2.5-5 mg per dose; renal insufficiency needs to be reduced by half the dose. Metoclopramide Hydrochloride Injection is an antiemetic. It is mainly used for vomiting caused by chemotherapy, radiotherapy, surgery, craniocerebral injury, sequelae of traumatic brain injury, sea and air operation and drugs; symptomatic treatment of nausea and vomiting appearing in acute gastroenteritis, biliary pancreas and so on. In addition, the application of this drug before diagnostic duodenal intubation is conducive to smooth intubation; gastrointestinal barium X-ray examination application of this drug can reduce the reaction of nausea, vomiting, and promote the passage of barium. Adverse reactions include: more common lethargy, restlessness, fatigue and weakness; rare breast swelling and pain, nausea, constipation, rash, diarrhea, vertigo, thirst, headache, agitation and other symptoms; injection can cause upright hypotension; large amounts of long-term application may lead to extrapyramidal reactions. Note: It is forbidden for patients with allergy, epilepsy, gastrointestinal bleeding, mechanical intestinal obstruction or perforation, pheochromocytoma; it is forbidden for breast cancer patients with vomiting due to chemotherapy and radiotherapy; it is used with caution for patients with hepatic or renal failure; it is potentially teratogenic, and should not be used by pregnant women; it is not suitable for long-term application in children; it is easy to lead to extra-pyramidal reactions when applied to large quantities over a long period of time in the elderly. If you need to use Metoclopramide Hydrochloride Injection, please consult a professional doctor and follow the doctor’s instructions to standardize the use of drugs.