The doctor in charge gave the patient metoclopramide and racemic anisodamine hydrochloride, and the patient's symptoms were soon relieved.Metoclopramide and racemic anisodamine hydrochloride are common drugs in the digestive system, and their targets are gastrointestinal smooth muscle. Metoclopramide has an exciting effect on gastrointestinal smooth, while atropine has a relaxing effect. In this respect, if the two drugs are antagonistic, the effect will be weakened.