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Completed Phase 1 Interventional

Study of REGN3500 and Dupilumab in Patients With Asthma

ClinicalTrials.gov ID: NCT03112577

Public ClinicalTrials.gov record NCT03112577. 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, 6:37 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 Randomized, Placebo-controlled, Parallel Panel Study to Assess the Effects of REGN3500, Dupilumab, and Combination of REGN3500 Plus Dupilumab on Markers of Inflammation After Bronchial Allergen Challenge in Patients With Allergic Asthma

Brief summary

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

To assess the effects of REGN3500, dupilumab, and REGN3500 plus dupilumab, compared with placebo, on changes in inflammatory gene expression signatures in sputum induced after a bronchial allergen challenge (BAC) in adults with mild allergic asthma, at week 4 after treatment initiation compared with those at screening.

Study identification

NCT ID
NCT03112577
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
Regeneron Pharmaceuticals
Industry
Enrollment
32 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years to 60 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
Jun 14, 2017
Primary completion
Mar 19, 2019
Completion
Dec 8, 2019
Last update posted
Jan 17, 2020

2017 – 2019

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
WCCT Global Cypress California 90630

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 4 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03112577, 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 Jan 17, 2020 · Synced Sep 2, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03112577 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →