linaclotide

noun

lin·​a·​clo·​tide ˌlin-ə-ˈklō-ˌtīd 

: a drug C₅₉H₇₉N₁₅O₂₁S₆ that is taken orally to relieve symptoms of constipation of unknown cause and constipation associated with irritable bowel syndrome and that acts by binding to guanylate cyclase receptors to increase intestinal secretions, decrease abdominal pain, and accelerate the movement of waste through the intestines

Note: Linaclotide is marketed under the trademark Linzess.