TD-2749 is a selective 5-HT4 agonist discovered by Theravance through multivalent compound design as part of a compound discovery project aimed at finding new treatments for gastrointestinal motility disorders. It is primarily used to treat chronic constipation, constipation-predominant irritable bowel syndrome (C-IBS), opioid-induced constipation, functional dyspepsia, and diabetic gastroparesis.