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Completed Phase 2Phase 3 Interventional Results available

Safety, Pharmacokinetics and Efficacy of Dupilumab in Patients ≥6 Months to <6 Years With Moderate-to-Severe Atopic Dermatitis (Liberty AD PRESCHOOL)

ClinicalTrials.gov ID: NCT03346434

Public ClinicalTrials.gov record NCT03346434. 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 10, 2026, 12:14 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 Phase 2/3 Study Investigating the Pharmacokinetics, Safety, and Efficacy of Dupilumab in Patients Aged ≥6 Months to <6 Years With Moderate-to-Severe Atopic Dermatitis

Brief summary

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

This study is a 2-part (parts A and B) phase 2/3 study to evaluate the safety, pharmacokinetics (PK) and efficacy of dupilumab in participants 6 months to less than 6 years of age with moderate-to-severe atopic dermatitis (AD).

Study identification

NCT ID
NCT03346434
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2, Phase 3
Lead sponsor
Regeneron Pharmaceuticals
Industry
Enrollment
202 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
6 Months to 5 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
Nov 29, 2017
Primary completion
Jul 7, 2021
Completion
Jul 7, 2021
Last update posted
Jul 27, 2022

2017 – 2021

United States locations

U.S. sites
33
U.S. states
21
U.S. cities
33
Facility City State ZIP Site status
Regeneron Investigational Site Birmingham Alabama 35209
Regeneron Investigational Site Gilbert Arizona 85234
Regeneron Investigational Site Long Beach California 90808
Regeneron Investigational site Los Angeles California 90027
Regeneron Investigational Site Palo Alto California 94304
Regeneron Investigational Site Rolling Hills Estates California 90274
Regeneron Investigational Site San Diego California 92123
Regeneron Investigational Site Washington D.C. District of Columbia 20010
Regeneron Investigational Site Coral Gables Florida 33146
Regeneron Investigational Site Tampa Florida 33612-3807
Regeneron Investigational Site Columbus Georgia 31904
Regeneron Investigational Site Macon Georgia 31217
Regeneron Investigational Site Sandy Springs Georgia 39328
Regeneron Investigational Site Chicago Illinois 60611
Regeneron Investigational Site Rockville Maryland 20850
Regeneron Investigational Site Boston Massachusetts 02115
Regeneron Investigational Site Ann Arbor Michigan 48109-5314
Regeneron Investigational Site Ypsilanti Michigan 48197
Regeneron Investigational Site St Louis Missouri 63104-1003
Regeneron Investigational Site Lincoln Nebraska 68505
Regeneron Investigational Site Hackensack New Jersey 07601
Regeneron Investigational Site Forest Hills New York 113756
Regeneron Investigational Site New York New York 10032
Regeneron Investigational Site Rochester New York 14642
Regeneron Investigational Site Portland Oregon 97239
Regeneron Investigational Site Philadelphia Pennsylvania 19104
Regeneron Investigational Site Charleston South Carolina 29425
Regeneron Investigational Site North Charleston South Carolina 29420
Regeneron Investigational Site Austin Texas 78723
Regeneron Investigational Site San Antonio Texas 78218
Regeneron Investigational Site Norfolk Virginia 23502
Regeneron Investigational Site Seattle Washington 98105
Regeneron Investigational Site Milwaukee Wisconsin 53226

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 15 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03346434, 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 27, 2022 · Synced Sep 10, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03346434 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →