Safety and Efficacy of Oral Etrasimod in Adult Participants With Moderate-to-Severe Alopecia Areata
Public ClinicalTrials.gov record NCT04556734. 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 Multicenter, Randomized, Double-Blind, Placebo-Controlled, 24-Week Study, With a 28-Week Open-Label Extension, to Assess the Safety and Efficacy of Etrasimod in Subjects With Moderate-to-Severe Alopecia Areata
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of this study is to evaluate the safety and efficacy of etrasimod monotherapy (2 milligrams \[mg\] and 3 mg) in participants with moderate-to-severe alopecia areata (AA).
Study identification
- NCT ID
- NCT04556734
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Enrollment
- 80 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years to 70 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
- Jul 28, 2020
- Primary completion
- Jun 6, 2023
- Completion
- Jun 6, 2023
- Last update posted
- Jun 25, 2024
2020 – 2023
United States locations
- U.S. sites
- 39
- U.S. states
- 18
- U.S. cities
- 27
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Investigate MD | Scottsdale | Arizona | 85255 | — |
| Dermatology Trial Associates | Bryant | Arkansas | 72022 | — |
| California Dermatology & Clinical Research Institute | Encinitas | California | 92024 | — |
| First OC Dermatology | Fountain Valley | California | 92708 | — |
| University of California,Irvine | Irvine | California | 92697 | — |
| Prospect Optometry | Lomita | California | 90717 | — |
| Torrance Clinical Research Institute,Inc. | Lomita | California | 90717 | — |
| Yale Eye Center | New Haven | Connecticut | 06511 | — |
| Yale Investigational Drug Services | New Haven | Connecticut | 06511 | — |
| Yale Center for Clinical Investigation | New Haven | Connecticut | 06519 | — |
| Yale New Haven Hospital Department of Respiratory Care | New Haven | Connecticut | 06519 | — |
| Advanced Sleep & Respiratory Institute, PA | Daytona Beach | Florida | 32117 | — |
| International Eye Associates | Ormond Beach | Florida | 32174 | — |
| Leavitt Medical Associates of Florida d/ba Ameriderm Research | Ormond Beach | Florida | 32174 | — |
| Advanced Clinical Research Institute | Tampa | Florida | 33607 | — |
| Advanced Medical Research PC | Sandy Springs | Georgia | 30328 | — |
| Dawes Fretzin Clinical Research Group, LLC | Indianapolis | Indiana | 46250 | — |
| Eye Surgeons of Indiana | Indianapolis | Indiana | 46260 | — |
| Magnante Eye Care (Ophthalmological Assessments) | Lafayette | Indiana | 47905 | — |
| Physicians Research Group (Administrative Office Location) | Noblesville | Indiana | 46060 | — |
| Physicians Research Group | West Lafayette | Indiana | 47906 | — |
| Randall Dermatology, PC | West Lafayette | Indiana | 47906 | — |
| Lawrence J. Green, MD LLC | Rockville | Maryland | 20850 | — |
| Michigan Center for Skin Care Research | Clinton Township | Michigan | 48038 | — |
| MediSearch Clinical Trials | Saint Joseph | Missouri | 64506 | — |
| NYC Retina- Manhattan | New York | New York | 10003 | — |
| Bobby Buka MD, PC | New York | New York | 10012 | — |
| Rochester Ophthalmological Group | Rochester | New York | 14623 | — |
| Skin Search of Rochester, Inc. | Rochester | New York | 14623 | — |
| WDC Cosmetic and Research, PLLC | Wilmington | North Carolina | 28405 | — |
| NW Dermatology Institute | Portland | Oregon | 97210 | — |
| UPMC Department of Dermatology | Pittsburgh | Pennsylvania | 15213 | — |
| UPMC Eye Center | Pittsburgh | Pennsylvania | 15213 | — |
| International Clinical Research - Tennessee LLC | Murfreesboro | Tennessee | 37130 | — |
| Progressive Clinical Research, PA | San Antonio | Texas | 78213 | — |
| The Education & Research Foundation, Inc. | Lynchburg | Virginia | 24501 | — |
| Dermatology Specialists of Spokane | Spokane | Washington | 99202 | — |
| PRINCIPLE RESEARCH SOLUTIONS (pulmonary function testing) | Spokane | Washington | 99204 | — |
| SPOKANE EYE CLINIC (OCT and optical exam | Spokane | Washington | 99204 | — |
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 3 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04556734, 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 Jun 25, 2024 · Synced Sep 3, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04556734 live on ClinicalTrials.gov.