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Completed Phase 2 Interventional

Efficacy of Pregnenolone in Patients With Schizophrenia

ClinicalTrials.gov ID: NCT00615511

Public ClinicalTrials.gov record NCT00615511. 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 2, 2026, 3:40 AM EDT

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

Brief summary

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

Four-month trial of pregnenolone or placebo, as an additional medication, to treat negative symptoms and cognitive decline in schizophrenia. After four months the scores on the negative symptom scale should be lower and the scores on the cognitive tests should be higher than they were at study entry, compared with people who do not take any additional medication.

Study identification

NCT ID
NCT00615511
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Enrollment
100 participants

Conditions and interventions

Interventions

Dietary Supplement

Eligibility (public fields only)

Age range
18 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
May 31, 2007
Primary completion
Nov 30, 2014
Completion
Nov 30, 2014
Last update posted
Dec 20, 2015

2007 – 2014

United States locations

U.S. sites
3
U.S. states
2
U.S. cities
3
Facility City State ZIP Site status
University of Medicine & Dentistry of New Jersey- University Behavioral HealthCare Piscataway New Jersey 08854
Weill Medical College of Cornell University New York New York 10065
Weill Medical College of Cornell University White Plains New York 10605

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00615511, 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 Dec 20, 2015 · Synced Sep 2, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00615511 live on ClinicalTrials.gov.

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