Globenewswire·2026-02-02 06:00Core Insights - Sanofi's investigational drug venglustat has shown positive results in a phase 3 study for type 3 Gaucher disease, meeting all primary endpoints and three out of four key secondary endpoints [1][4][8] Group 1: Study Results - The LEAP2MONO phase 3 study demonstrated that patients receiving venglustat had statistically significant improvements in neurological symptoms compared to those receiving enzyme replacement therapy (ERT), with a p-value of 0.007 [4][8] - Venglustat showed comparable efficacy to ERT in non-neurological outcomes, including changes in spleen volume, liver volume, and hemoglobin levels [4][8] - The study involved 43 patients aged 12 and older, randomized to receive either venglustat or ERT, with a focus on neurological assessments over 52 weeks [13] Group 2: Drug Mechanism and Background - Venglustat is a glucosylceramide synthase inhibitor designed to reduce the accumulation of harmful sugar-and-fat molecules in cells, specifically targeting neurological aspects of Gaucher disease that lack approved therapies [2][12] - Gaucher disease is a rare lysosomal storage disorder characterized by the accumulation of glycosphingolipids, leading to various systemic and neurological symptoms [10] Group 3: Future Plans and Regulatory Path - Sanofi plans to pursue global regulatory filings for venglustat in treating type 3 Gaucher disease [7][8] - The company has a long-standing commitment to rare disease research and has supported the Gaucher disease community for over 40 years [2][4] Group 4: Safety and Tolerability - Venglustat was well tolerated in the study, with no new safety signals reported compared to previous studies; common adverse events included headache, nausea, spleen enlargement, and diarrhea [6][8]