Core Insights - Immunic, Inc. presented significant data on vidofludimus calcium at the ECTRIMS Congress, highlighting its potential to improve disability in progressive multiple sclerosis (PMS) patients [1][2] - The CALLIPER trial demonstrated a statistically significant reduction in confirmed disability worsening (24wCDW) and improvement (24wCDI) in the overall PMS population, with a notable two-fold probability over placebo [2][4] - Long-term data from the EMPhASIS trial showed high rates of patients remaining free of confirmed disability worsening, indicating favorable safety and tolerability [1][9] Group 1: CALLIPER Trial Findings - Vidofludimus calcium reduced the risk of 24wCDW by 23.8% in the overall PMS population and by 33.7% in patients without gadolinium-enhancing lesions [4][7] - The treatment demonstrated consistent trends in reducing disability progression across various outcomes and subgroups, supporting its neuroprotective potential [5][7] - The results from the CALLIPER trial were selected for the 'Best of ECTRIMS 2025' slide deck, underscoring their significance [2][10] Group 2: EMPhASIS Trial Insights - In the EMPhASIS trial, 92.3% of patients remained free of 12-week confirmed disability worsening (12wCDW) and 92.7% remained free of 24-week confirmed disability worsening (24wCDW) at week 144 [9][13] - The trial indicated low discontinuation rates and a favorable long-term safety profile, with no new safety signals observed [9][13] - Cumulative data from up to 5.5 years of treatment reinforced the drug's tolerability and safety [9][13] Group 3: Mechanism and Future Potential - Vidofludimus calcium acts as a Nurr1 activator, which may represent a novel mechanism to prevent neurodegeneration in MS [2][5] - The drug's unique dual mode of action combines neuroprotective, anti-inflammatory, and anti-viral effects, positioning it as a potential differentiated oral therapy in the multi-billion-dollar MS market [2][15] - The company is advancing vidofludimus calcium into phase 3 studies for PMS, with top-line data from ongoing trials expected by the end of 2026 [2][16]