Dumping Syndrome, also known as jejunal syndrome, is related to postgastrectomy syndrome and hyperinsulinism, and has symptoms including constipation, pain, postoperative and vomiting following gastrointestinal surgery. An important gene associated with Dumping Syndrome is GCG (Glucagon), and among its related pathways/superpathways are Class A/1 (Rhodopsin-like receptors) and GPCR downstream signalling. The drugs Lanreotide and Empagliflozin have been mentioned in the context of this disorder. Affiliated tissues include small intestine and heart, and related phenotypes are homeostasis/metabolism and digestive/alimentary