The generic name of Morpholine is Domperidone Tablets, and the lack of chest bloating before menstruation is not a function of taking Domperidone Tablets. Domperidone tablets are gastrointestinal power drugs, mainly used for the treatment of abdominal distension, vomiting, nausea, belching (hiccups), abdominal distension, dyspepsia, this product is a direct action on the gastrointestinal wall, increase the gastrointestinal tension and peristalsis, etc., there is no therapeutic effect on premenstrual chest distension. Occasionally, patients develop conjunctivitis, stomatitis, urticaria, itching, rash, heartburn sensation, nausea, reflux, diarrhea, drowsiness, dizziness, insomnia, dry mouth, breast milk overflow, menstrual irregularities, etc. after taking the drug. Patients with mechanical gastrointestinal obstruction, gastrointestinal perforation/bleeding, patients in whom increased gastric motility may be hazardous, patients with prolactin-secreting pituitary tumors, patients with breast cancer, patients with pheochromocytoma, and patients with moderate to severe hepatic insufficiency. It is contraindicated in patients who are allergic to the product, and it should not be used with potent inhibitors of the CYP3A4 enzyme that may prolong the QTc interval. It is recommended that patients who are unwell go to regular hospitals for timely consultation, and follow the doctor’s instructions for symptomatic treatment with medication.