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Completed Phase 2 Interventional

A Study to Evaluate ABT-126 for the Treatment of Cognitive Deficits in Schizophrenia

ClinicalTrials.gov ID: NCT01655680

Public ClinicalTrials.gov record NCT01655680. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 4, 2026, 9:11 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Randomized, Double-Blind, Placebo-Controlled, Dose-Ranging, Parallel-Group, Phase 2 Study of the Safety and Efficacy of ABT-126 in the Treatment of Cognitive Deficits in Schizophrenia (CDS) in Nonsmokers

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This is a safety and efficacy study evaluating a experimental treatment for cognitive deficits in adults with schizophrenia.

Study identification

NCT ID
NCT01655680
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
AbbVie (prior sponsor, Abbott)
Industry
Enrollment
432 participants

Conditions and interventions

Conditions

Interventions

Drug

Eligibility (public fields only)

Age range
20 Years to 65 Years
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Apr 30, 2012
Primary completion
Mar 31, 2014
Completion
Jun 30, 2014
Last update posted
Jul 6, 2021

2012 – 2014

United States locations

U.S. sites
34
U.S. states
8
U.S. cities
32
Facility City State ZIP Site status
Site Reference ID/Investigator# 75139 Anaheim California 92804
Site Reference ID/Investigator# 74894 Bellflower California 90706
Site Reference ID/Investigator# 74434 Chino California 91710
Site Reference ID/Investigator# 76593 Costa Mesa California 92626
Site Reference ID/Investigator# 73213 Escondido California 92025
Site Reference ID/Investigator# 72698 Garden Grove California 92845
Site Reference ID/Investigator# 75057 La Habra California 90631
Site Reference ID/Investigator# 72693 National City California 91950
Site Reference ID/Investigator# 77655 Norwalk California 90650
Site Reference ID/Investigator# 74895 Oakland California 94612
Site Reference ID/Investigator# 73977 Oceanside California 92056
Site Reference ID/Investigator# 73214 Orange California 92868
Site Reference ID/Investigator# 74453 Pico Rivera California 90660
Site Reference ID/Investigator# 74898 Riverside California 92506
Site Reference ID/Investigator# 98016 San Bernardino California 92408
Site Reference ID/Investigator# 86973 San Diego California 92102
Site Reference ID/Investigator# 75140 San Diego California 92103
Site Reference ID/Investigator# 73974 San Gabriel California 91776
Site Reference ID/Investigator# 74433 Santa Ana California 92705
Site Reference ID/Investigator# 72695 Torrance California 90502
Site Reference ID/Investigator# 75136 New Haven Connecticut 06519
Site Reference ID/Investigator# 75653 Atlanta Georgia 30308
Site Reference ID/Investigator# 74893 Marietta Georgia 30060
Site Reference ID/Investigator# 72697 Chicago Illinois 60640
Site Reference ID/Investigator# 76533 Hoffman Estates Illinois 60169
Site Reference ID/Investigator# 75056 Wichita Kansas 67214
Site Reference ID/Investigator# 72694 Cedarhurst New York 11516
Site Reference ID/Investigator# 75137 Rochester New York 14623
Site Reference ID/Investigator# 75053 Staten Island New York 10312
Site Reference ID/Investigator# 75413 Philadelphia Pennsylvania 19139
Site Reference ID/Investigator# 74553 Dallas Texas 75231
Site Reference ID/Investigator# 72696 DeSoto Texas 75115
Site Reference ID/Investigator# 75055 Houston Texas 77008
Site Reference ID/Investigator# 74896 Houston Texas 77098

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 27 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01655680, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jul 6, 2021 · Synced Sep 4, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT01655680 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →