Semaglutide (US brand name Ozempic or Wegovy), a Glucagon-like peptide-1 receptor (GLP-1R) agonist containing the active ingredient semaglutide, is approved by the Food and Drug Administration for its potential therapeutic role in obesity and diabetes mellitus (DM) similar to other agonists within the GLP-1R family such as liraglutide. The gene discussed is GLP1R; the disease is diabetes mellitus.