ProMIS Neurosciences (PMN) FY Conference Transcript

Summary of ProMIS Neurosciences (PMN) FY Conference Call Company Overview - Company: ProMIS Neurosciences (PMN) - Industry: Biotechnology, focusing on neurodegenerative disorders, particularly Alzheimer's disease [1][4] Key Points and Arguments Alzheimer's Disease Opportunity - Alzheimer's disease is a significant global epidemic, especially with the aging population in developed countries [4] - There is a substantial unmet medical need in Alzheimer's treatment, with millions of patients suffering [7] - Current market products, donanemab and lecanemab, are generating revenue but are underperforming expectations [7] - Existing treatments show modest efficacy and significant side effects, particularly ARIA (amyloid-related imaging abnormalities) [8][9] ProMIS's Approach - ProMIS aims to develop differentiated therapeutics that address the underlying pathology of Alzheimer's disease [6] - The company is focused on creating antibodies that improve efficacy while reducing side effects, particularly ARIA [10][18] - The Episelect platform allows ProMIS to selectively target harmful misfolded proteins, avoiding non-pathogenic forms [21][24] ARIA and Its Impact - ARIA occurs in 15-30% of patients treated with current anti-amyloid drugs, leading to significant concerns regarding treatment [13][15] - The presence of ARIA affects physician prescribing habits and overall treatment uptake [14][16] - ProMIS believes it can develop antibodies that minimize ARIA risk while maintaining efficacy [18][41] PMN310 Development - PMN310 is currently in Phase 1b trials (PRECISE AD) with interim results expected in the first half of next year [45][51] - The study involves 100 patients with early Alzheimer's disease, measuring biomarkers, safety, and clinical signals [48][49] - The interim analysis will focus on ARIA incidents, with expectations that PMN310 will show no ARIA liability [53] Pipeline and Future Prospects - ProMIS is also developing PMN267 for ALS and PMN440 for synucleinopathies, with a focus on selectively targeting misfolded proteins [55][59] - The company is exploring a vaccine approach for Alzheimer's that could allow individuals to produce their own PMN310 [62][63] - The potential for PMN310 to become a blockbuster drug exists if it can deliver improved efficacy without ARIA [42] Other Important Content - The discussion highlighted the importance of understanding protein misfolding and the need for targeted therapies in neurodegenerative diseases [22][27] - ProMIS's unique approach to targeting toxic oligomers while avoiding plaque and beneficial monomers sets it apart from competitors [30][31] - The company is optimistic about its ability to deliver a safer and more effective treatment for Alzheimer's, which could significantly impact patient compliance and treatment outcomes [42][43]