findmyKOL
Clinical trialNCT05712187CompletedPhase 2Interventional

Phase 2b Study of ALTO-100 in MDD

SponsorAlto NeuroscienceEnrollment301Major Depressive Disorder
View the registry record on ClinicalTrials.gov

Summary

The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

34 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

United States
  • Site 174

    Birmingham, Alabama, United States

  • Site 173

    Huntsville, Alabama, United States

  • Site 136

    Chandler, Arizona, United States

  • Site 139

    Little Rock, Arkansas, United States

  • Site 141

    Costa Mesa, California, United States

  • Site 118

    Fresno, California, United States

  • Site 181

    Imperial, California, United States

  • Site 182

    Oceanside, California, United States

  • Site 188

    Oceanside, California, United States

  • Site 179

    Rancho Cucamonga, California, United States

  • Site 116

    Sacramento, California, United States

  • Site 185

    Centennial, Colorado, United States

  • Site 186

    Brooksville, Florida, United States

  • Site 204

    Jacksonville, Florida, United States

  • Site 205

    Orlando, Florida, United States

  • Site 212

    Tampa, Florida, United States

  • Site 213

    Tampa, Florida, United States

  • Site 137

    Carmel, Indiana, United States

  • Site 151

    Baltimore, Maryland, United States

  • Site 108

    Jackson, Mississippi, United States

  • Site 171

    Jackson, Mississippi, United States

  • Site 142

    Lincoln, Nebraska, United States

  • Site 144

    Las Vegas, Nevada, United States

  • Site 178

    Albuquerque, New Mexico, United States

  • Site 184

    Brooklyn, New York, United States

  • Site 180

    New York, New York, United States

  • Site 210

    New York, New York, United States

  • Site 175

    Westlake, Ohio, United States

  • Site 157

    North Charleston, South Carolina, United States

  • Site 183

    Memphis, Tennessee, United States

  • Site 147

    Fort Worth, Texas, United States

  • Site 120

    Houston, Texas, United States

  • Site 172

    Houston, Texas, United States

  • Site 121

    Draper, Utah, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
10 Jan 2023
Primary completion
5 Sept 2024
Completion
24 Oct 2024
Last update posted
8 Sept 2025
Registered enrollment
301
Registry id
NCT05712187

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.