ClinicalTrials.gov record
Completed Phase 2Phase 3 Interventional

Adjunctive Treatment for Decreasing Symptoms of Schizophrenia

ClinicalTrials.gov ID: NCT00222235

Public ClinicalTrials.gov record NCT00222235. 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 May 20, 2026, 1:31 PM EDT

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

Official title

Cognitive and Negative Symptoms in Schizophrenia Trial (CONSIST)

Study identification

NCT ID
NCT00222235
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2, Phase 3
Lead sponsor
University of Maryland, Baltimore
Other
Enrollment
240 participants

Conditions and interventions

Interventions

  • d-cycloserine Drug
  • glycine Drug
  • placebo Drug

Drug

Eligibility (public fields only)

Age range
18 Years to 54 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
Dec 31, 1999
Primary completion
May 31, 2004
Completion
May 31, 2004
Last update posted
Aug 19, 2019

2000 – 2004

United States locations

U.S. sites
4
U.S. states
3
U.S. cities
4
Facility City State ZIP Site status
UCLA/VA Greater Los Angeles Health Care System Los Angeles California 90073
Maryland Psychiatric Research Center Baltimore Maryland 21228
Zucker Hillside Hospital Glen Oaks New York 11004
Nathan S Kline Institute for Psychiatric Research Orangeburg New York 10982

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 1 non-U.S. site.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00222235, 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 Aug 19, 2019 · Synced May 20, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00222235 live on ClinicalTrials.gov.

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