MedPath

IMM-27M

Generic Name
IMM-27M

Alto's ALTO-300 Shows Promise in Phase 2b Trial for Treatment-Resistant Depression

• Alto Neuroscience's ALTO-300, a novel biomarker-based antidepressant, advances in Phase 2b trial for Major Depressive Disorder with topline results expected by mid-2026. • The company's robust pipeline includes ALTO-203 for anhedonia, ALTO-101 for cognitive impairment in schizophrenia, and ALTO-100 for bipolar depression, with multiple data readouts expected in 2025-2026. • Previous open-label Phase 2a data demonstrated ALTO-300's superior efficacy in biomarker-positive patients, showing a 17-point MADRS improvement compared to 12.3 points in biomarker-negative patients.

ImmuneOnco's IMM27M Shows Promise in Phase I Breast Cancer Trial, Advancing to Phase II

• ImmuneOnco's IMM27M demonstrated a 25% overall response rate and a 75% disease control rate in a Phase I study for estrogen receptor-positive advanced breast cancer. • The Phase I trial established IMM27M's safety and tolerability, with no dose-limiting toxicities observed at the highest dose tested. • Based on these encouraging Phase I results, ImmuneOnco has initiated a Phase II clinical trial to further evaluate IMM27M's efficacy. • IMM27M targets estrogen receptor-positive advanced breast cancer, addressing a significant unmet need in patients with this condition.
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