GB001 in Adult Participants With Chronic Rhinosinusitis
Public ClinicalTrials.gov record NCT03956862. 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.
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 2a, Randomized, Double-Blind, Placebo-Controlled, Multi-Center Study to Evaluate the Effect of GB001 in Patients With Chronic Rhinosinusitis With or Without Nasal Polyps
Study identification
- NCT ID
- NCT03956862
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Lead sponsor
- GB001, Inc, a wholly owned subsidiary of Gossamer Bio, Inc.
- Industry
- Enrollment
- 97 participants
Conditions and interventions
Conditions
Interventions
- GB001 Drug
- Placebo Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years to 75 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 15, 2019
- Primary completion
- Jul 8, 2020
- Completion
- Aug 4, 2020
- Last update posted
- Aug 22, 2021
2019 – 2020
United States locations
- U.S. sites
- 29
- U.S. states
- 19
- U.S. cities
- 27
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Banner University of Arizona Medical Center | Tucson | Arizona | 85724 | — |
| NEA Baptist Clinic | Jonesboro | Arkansas | 72401 | — |
| Cedars-Sinai Medical Center | Los Angeles | California | 90048 | — |
| Sacramento Ear Nose and Throat Surgical and Medical Group, Inc. | Roseville | California | 95661 | — |
| Bensch Clinical Research LLC | Stockton | California | 95207 | — |
| Yale School of Medicine | New Haven | Connecticut | 06519 | — |
| Emory University | Atlanta | Georgia | 30322 | — |
| Rush University Medical Center | Chicago | Illinois | 60612 | — |
| ChicagoENT | Chicago | Illinois | 60657 | — |
| Iowa Head & Neck, PC | Des Moines | Iowa | 50312 | — |
| Kentuckiana Ear, Nose, and Throat | Louisville | Kentucky | 40205 | — |
| Advanced ENT and Allergy | Louisville | Kentucky | 40207 | — |
| Tandem Clinical Research LLC | Marrero | Louisiana | 70072 | — |
| Chesapeake Clinical Research, Inc. | White Marsh | Maryland | 21162 | — |
| Brigham and Women's Hospital | Boston | Massachusetts | 02115 | — |
| Nebraska Medical Research Institute, Inc. | Bellevue | Nebraska | 68123 | — |
| BreatheAmerica Albuquerque | Albuquerque | New Mexico | 87109 | — |
| Northwell Health at ENT and Allergy Associates | New Hyde Park | New York | 11042 | — |
| Northwell Health at ENT and Allergy Associates | New York | New York | 10016 | — |
| University of Rochester Medicine Otolaryngology | Rochester | New York | 14618 | — |
| Northwell Health at ENT and Allergy Associates | White Plains | New York | 10605 | — |
| Vital Prospects Clinical Research Institute, P.C. | Tulsa | Oklahoma | 74136 | — |
| Specialty Physician Associates | Bethlehem | Pennsylvania | 18017 | — |
| Thomas Jefferson University Department of Otolaryngology | Philadelphia | Pennsylvania | 19107 | — |
| Medical University of South Carolina, Department of Otolaryngology | Charleston | South Carolina | 29425 | — |
| AARA Research Center | Dallas | Texas | 75231 | — |
| Memorial Hermann Medical Plaza | Houston | Texas | 77030 | — |
| Eastern Virginia Medical School | Norfolk | Virginia | 23507 | — |
| Advanced Otolaryngology, P.C. DBA Richmond Ear, Nose and Throat | Richmond | Virginia | 23235 | — |
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 9 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT03956862, 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 Aug 22, 2021 · Synced Jul 21, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT03956862 live on ClinicalTrials.gov.