Ongoing Clinical Studies

A Randomized, Double-Blind, Placebo-Controlled Study of ALTO-100 With an Open-Label Extension in Adults With Major Depressive Disorder

Double-Blind, Single and Multiple Dose Study to Determine Pharmacodynamic Markers, Pharmacokinetic Parameters, and Safety of ALTO-203 in Patients With Major Depressive Disorder

A Randomized, Double-Blind, Placebo-Controlled Study of ALTO-300 With an Open-Label Extension in Adults With Major Depressive Disorder