Hyoscyamine(Anaspaz, Donnatal, Ed Spaz, Hyophen, Levbid, Levsin, Nulev, Oscimin, Phenohytro, Phosphasal, Symax, Urelle, Uribel, Urimar Reformulated Oct 2013, Urin DS, Urogesic Blue Reformulated Apr 2012, Ustell, Utira)

C₁₇H₂₃NO₃

Clebopride

C₂₀H₂₄ClN₃O₂ · Rx

G-protein coupled receptor modulators (gastrointestinal disorders)

mu opioid antagonists (oral/parenteral formulation, gastrointestinal motility disorders)

gastrointestinal disease project

GPR35 inhibitor (gastrointestinal tumor/ gastrointestinal diseases/ulcerative colitis)

CALY-001

GPR35 agonist (gastrointestinal diseases)

Tri-functional proteins(KAHR Medical)

FGI-106 series (Functional Genetics)