Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Phase 3 Interventional Results available

Open-Label Extension Study of Trofinetide for the Treatment of Girls and Women With Rett Syndrome

ClinicalTrials.gov ID: NCT04279314

Public ClinicalTrials.gov record NCT04279314. 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 Jul 21, 2026, 6:52 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

A 40-Week, Open-label Extension Study of Trofinetide for the Treatment of Girls and Women With Rett Syndrome

Study identification

NCT ID
NCT04279314
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
ACADIA Pharmaceuticals Inc.
Industry
Enrollment
154 participants

Conditions and interventions

Conditions

Interventions

  • Trofinetide Drug

Drug

Eligibility (public fields only)

Age range
5 Years to 21 Years
Sex
Female
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
Jan 28, 2020
Primary completion
Aug 18, 2022
Completion
Aug 18, 2022
Last update posted
Apr 10, 2024

2020 – 2022

United States locations

U.S. sites
21
U.S. states
19
U.S. cities
21
Facility City State ZIP Site status
University of Alabama at Birmingham Birmingham Alabama 35223
Translational Genomics Research Institute (TGen) Phoenix Arizona 85012
University of California, San Diego La Jolla California 92093
UC Davis MIND Institute Sacramento California 95817
Children's Hospital Colorado Aurora Colorado 80045
Children Medical Services Tampa Florida 33606
Emory Genetics Clinical Trial Center Atlanta Georgia 30322
Rush University Medical Center Chicago Illinois 60612
Kennedy Krieger Institute - Clinical Trials Unit Baltimore Maryland 21205
Boston Children's Hospital Boston Massachusetts 02115
Gillette Children's Specialty Healthcare Saint Paul Minnesota 55101
Washington University School of Medicine, St. Louis Children's Hospital St Louis Missouri 63110
Montefiore Medical Center, Children's Hospital at Montefiore The Bronx New York 10467
The University of North Carolina at Chapel Hill Chapel Hill North Carolina 27599
Cincinnati Children's Hospital Medical Center Cincinnati Ohio 45229
Cleveland Clinic Cleveland Ohio 44195
Children's Hospital of Philadelphia Philadelphia Pennsylvania 19104
Greenwood Genetic Center Greenwood South Carolina 29626
Vanderbilt University Medical Center Nashville Tennessee 37232
Texas Children's Hospital Houston Texas 77030
Seattle Children's 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.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04279314, 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 Apr 10, 2024 · Synced Jul 21, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04279314 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →