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Completed Phase 2 Interventional

Evaluation of the Efficacy and Safety of BLU-5937 in Adults With Refractory Chronic Cough

ClinicalTrials.gov ID: NCT04678206

Public ClinicalTrials.gov record NCT04678206. 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 Oct 21, 2026, 5:07 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, Adaptive, Double-Blind, Placebo-Controlled, Parallel-Arm, Phase 2b Study to Evaluate the Efficacy and Safety of Multiple Doses of BLU-5937 in Adult Participants With Refractory Chronic Cough

Brief summary

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

This is a randomized, double-blind, placebo-controlled, parallel-arm, Phase 2b adaptive dose-finding study of BLU-5937 in participants with Refractory Chronic Cough (RCC).

Study identification

NCT ID
NCT04678206
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Enrollment
310 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years to 80 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
Dec 7, 2020 (Actual)
Primary completion
Oct 21, 2021 (Actual)
Completion
Nov 2, 2021 (Actual)
Last update posted
Dec 13, 2021

2020 – 2021

United States locations

U.S. sites
55
U.S. states
26
U.S. cities
54
Facility City State ZIP Site status
Phoenix Medical Research Inc Peoria Arizona 85381 —
Little Rock Allergy and Asthma Clinical Research Center Little Rock Arkansas 21237 —
Southern California Institute For Respiratory Diseases, Inc Los Angeles California 90048 —
Allergy and Asthma Associates of Southern California Mission Viejo California 92691 —
California Medical Research Associates, Inc. Northridge California 91324 —
Allergy Associates Medical Group Inc. San Diego California 92120 —
Allergy and Asthma Associates of Santa Clara Valley Research Center San Jose California 95117 —
Colorado Allergy and Asthma Centers Denver Colorado 80230 —
St. Francis Medical Institute Clearwater Florida 33765 —
Floridian Clinical Research Hialeah Florida 33016 —
Sweet Hope Research Specialty, Inc. Hialeah Florida 33016 —
Sher Allergy Specialist/Center for Cough Largo Florida 33778 —
Medical Research of Central Florida Leesburg Florida 34748 —
ProCare Clinical Research Miami Lakes Florida 33014 —
Central Florida Pulmonary Group PA Orlando Florida 32803 —
Lenus Research & Medical Group Sweetwater Florida 33172 —
IACT Health - Columbus Columbus Georgia 31904 —
IACT Health - Lawrenceville Lawrenceville Georgia 30046 —
IACT Health - Rincon Rincon Georgia 31326 —
Sneeze Wheeze and Itch Associates LLC Normal Illinois 61761 —
AES - Synexus Clinical Research US, Inc. - Evansville Evansville Indiana 47714 —
Abraham Research PLLC Fort Mitchell Kentucky 41017 —
Infinity Medical Research Inc North Dartmouth Massachusetts 02747 —
Minnesota Lung Center Edina Minnesota 55435 —
Mayo Clinic Rochester Minnesota 55905 —
Minnesota Lung Center Woodbury Minnesota 55125 —
The Lung Research Center, LLC Chesterfield Missouri 63017 —
University of Missouri, ENT and Allergy Center of Missouri Columbia Missouri 65201 —
The Clinical Research Center LLC St Louis Missouri 63141 —
Montana Medical Research Missoula Montana 59808 —
Creighton University Medical Center Omaha Nebraska 68124 —
Atlantic Respiratory Institute Summit New Jersey 07901 —
Albuquerque Clinical Trials Inc Albuquerque New Mexico 87102 —
CHEAR Center LLC The Bronx New York 10455 —
American Health Research Inc Charlotte North Carolina 28277 —
Clinical Research of Gastonia Gastonia North Carolina 28054 —
Southeastern Research Center Winston-Salem North Carolina 27103 —
Bernstein Clinical Research Center Inc Cincinnati Ohio 45231 —
The Cleveland Clinic Foundation Cleveland Ohio 44195 —
Remington Davis Inc Columbus Ohio 43215 —
Vital Prospects Clinical Research Institute PC Tulsa Oklahoma 74136 —
Clinical Research Associates Of Central Pa Altoona Pennsylvania 16601 —
Synexus Clinical Research US, Inc. Anderson South Carolina 29621 —
National Allergy and Asthma Research Charleston South Carolina 29420 —
Clinical Research of Rock Hill Rock Hill South Carolina 29732 —
Clinical Trials Center of Middle Tennessee Franklin Tennessee 37067 —
Pharmaceutical Research & Consulting Inc Dallas Texas 75231 —
El Paso Pulmonary Association El Paso Texas 79902 —
Village Research, LLC Houston Texas 77084 —
Metroplex Pulmonary and Sleep Medicine Center McKinney Texas 75069 —
Diagnostics Research Group San Antonio Texas 78229 —
Sherman Clinical Research Sherman Texas 75092 —
Allergy Asthma Research Institute Waco Texas 76712 —
Intermountain Clinical Research Draper Utah 84020 —
TPMG Lung & Sleep Specialist Williamsburg Virginia 23188 —

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 61 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04678206, 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 13, 2021 · Synced Oct 21, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT04678206 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →