Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 24, 2026, 10:33 PM EDT

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Showing 1–2 of 2 matching trials from the live ClinicalTrials.gov search.
Conditions
Major Depressive Disorder
Interventions
ALTO-300 PO Tablet
Drug
Lead sponsor
Alto Neuroscience
Industry
Eligibility
18 Years to 74 Years
Enrollment
148 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
4
States / cities
Atlanta, Georgia • Jackson, Mississippi • New York, New York + 1 more
Completed Phase 2 Interventional

ALTO-300 in Depression

NCT05118750
Conditions
Major Depressive Disorder
Interventions
ALTO-300 oral (PO) tablet
Drug
Lead sponsor
Alto Neuroscience
Industry
Eligibility
18 Years to 74 Years
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
11
States / cities
Culver City, California • Sacramento, California • Santee, California + 8 more