Ionis Pharmaceuticals, Inc. announced on Thursday that the FDA has awarded Orphan Drug status to its investigational drug, Olezarsen. This drug aims to tackle familial chylomicronemia syndrome, a rare genetic condition characterized by unusually high levels of triglycerides and recurrent acute pancreatitis episodes. The company also shared details about its active Phase 3 trials to test the efficacy of Olezarsen in treating not just severe hypertriglyceridemia but also FCS.