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Completed Phase 2 Interventional Results available

Trial to Investigate the Safety and Efficacy of Cannabidiol Oral Solution (GWP42003-P; CBD-OS) in Children and Adolescents With Autism Spectrum Disorder

ClinicalTrials.gov ID: NCT04745026

Public ClinicalTrials.gov record NCT04745026. 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, 7:49 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

An Exploratory, Phase 2, Randomized, Double-blind, Placebo-controlled Trial to Investigate the Safety and Efficacy of Cannabidiol Oral Solution (GWP42003-P; CBD-OS) in Children and Adolescents With Autism Spectrum Disorder

Brief summary

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

This study will be conducted to evaluate the efficacy of GWP42003-P, compared with placebo, in reducing symptom severity in children with Autism Spectrum Disorder (ASD).

Study identification

NCT ID
NCT04745026
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Jazz Pharmaceuticals
Industry
Enrollment
103 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
6 Years to 17 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 30, 2021
Primary completion
Dec 20, 2023
Completion
Dec 20, 2023
Last update posted
Mar 29, 2025

2021 – 2023

United States locations

U.S. sites
12
U.S. states
9
U.S. cities
12
Facility City State ZIP Site status
Southwest Autism Research and Resource Center (SARRRC) Phoenix Arizona 85006
UCSD School of Medicine La Jolla California 92093
UCLA Neuropsychiatric Institute Los Angeles California 90024
University of California San Francisco San Francisco California 94143
APG Research, LLC Orlando Florida 32803
University of Louisville Louisville Kentucky 40292
Boston Children's Hospital Boston Massachusetts 02115
Massachusetts General Hospital (Lurie Center for Autism) Lexington Massachusetts 02421
Richmond Behavioral Associates Staten Island New York 10312
Children's Hospital of Philadelphia Philadelphia Pennsylvania 19104
Red Oak Psychiatry Associates, PA Houston Texas 77090
Seattle Children's Research Institute Seattle Washington 98105

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 11 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04745026, 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 Mar 29, 2025 · Synced Sep 2, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04745026 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →