A Open-label Study to Assess the Long-term Safety of Difamilast Ointment 1% in Mild to Moderate Atopic Dermatitis
Public ClinicalTrials.gov record NCT05571943. 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, Open-label Study to Assess the Long-term Safety of Difamilast Ointment 1% in the Treatment of Children, Adolescents and Adults With Mild to Moderate Atopic Dermatitis
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This is a Phase 3, open-label study to evaluate the long-term safety of difamilast ointment 1% in subjects ≥2 years of age with mild to moderate AD. The study will also evaluate the long-term efficacy of difamilast ointment 1%, including durability of response.
Study identification
- NCT ID
- NCT05571943
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Enrollment
- 542 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 2 Years and older
- 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
- Sep 14, 2022
- Primary completion
- Jul 30, 2024
- Completion
- Jul 30, 2024
- Last update posted
- Aug 8, 2024
2022 – 2024
United States locations
- U.S. sites
- 63
- U.S. states
- 26
- U.S. cities
- 60
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Qualmedica Research, LLC | Birmingham | Alabama | 35205 | — |
| AllerVie Health | Birmingham | Alabama | 35244 | — |
| Elite Clinical Studies, LLC | Phoenix | Arizona | 85018 | — |
| NEA Baptist Clinic-Dermatology | Jonesboro | Arkansas | 72405 | — |
| First OC Dermatology | Fountain Valley | California | 92708 | — |
| Center for Dermatology Clinical Research, Inc. | Fremont | California | 94538 | — |
| Southern CA Dermatology Skin and Laser | Laguna Niguel | California | 92677 | — |
| Antelope Valley Clinical Trials | Lancaster | California | 93534 | — |
| Dermatology Research Associates | Los Angeles | California | 90045 | — |
| Clinical Trials Research Institute | Thousand Oaks | California | 91320 | — |
| Clarity Dermatology, LLC | Castle Rock | Colorado | 80109 | — |
| IMMUNOe Research Centers | Centennial | Colorado | 80112 | — |
| TrueBlue Clinical Research | Brandon | Florida | 33511 | — |
| Annexus Dermatology & Aethestics | DeLand | Florida | 32720 | — |
| Accel Research - Edgewater Clinical Research Unit | Edgewater | Florida | 32132 | — |
| Skin Care Research | Hollywood | Florida | 33021 | — |
| Kirsch Dermatology | Naples | Florida | 34102 | — |
| Tory Sullivan, MD PA | North Miami Beach | Florida | 33162 | — |
| Pure Skin Dermatology & Aesthetics | Orlando | Florida | 32819 | — |
| Nona Pediatrics | Orlando | Florida | 32829 | — |
| Accel Research - Ormond Clinical Research Unit | Ormond Beach | Florida | 32174 | — |
| Olympian Clinical Research | St. Petersburg | Florida | 33706 | — |
| Solaris Clinical Research | Meridian | Idaho | 83646 | — |
| Arlington Dermatology | Rolling Meadows | Illinois | 60008 | — |
| DS Research | Clarksville | Indiana | 47129 | — |
| Qualmedica Research, LLC | Evansville | Indiana | 47715 | — |
| Dawes Fretzin Clinical Research Group, LLC | Indianapolis | Indiana | 46250 | — |
| The Indiana Clinical Trials Center | Plainfield | Indiana | 46168 | — |
| South Bend Clinic | South Bend | Indiana | 46617 | — |
| Options Research Group, LLC | West Lafayette | Indiana | 47906 | — |
| Meridian Clinical Research | Overland Park | Kansas | 66210 | — |
| Qualmedica Research, LLC | Bowling Green | Kentucky | 42101 | — |
| DS Research | Louisville | Kentucky | 40241 | — |
| Clinical Trials Management, LLC | Covington | Louisiana | 70433 | — |
| Avant Research Associates, LLC | Crowley | Louisiana | 70526 | — |
| Clinical Trials Management, LLC | Metairie | Louisiana | 70006 | — |
| DermAssociates, LLC | Rockville | Maryland | 20850 | — |
| Metro Boston Clinical Partners | Brighton | Massachusetts | 02135 | — |
| Oakland Hills Dermatology, PC | Auburn Hills | Michigan | 48326 | — |
| Michigan Dermatology Institute | Waterford | Michigan | 48328 | — |
| Minnesota Clinical Study Center | New Brighton | Minnesota | 55112 | — |
| Cleaver Dermatology | Kirksville | Missouri | 63501 | — |
| Vivida Dermatology | Las Vegas | Nevada | 89119 | — |
| Forest Hills Dermatology Group | Kew Gardens | New York | 11415 | — |
| Bexley Dermatology Research | Bexley | Ohio | 43209 | — |
| Optima Research | Boardman | Ohio | 44512 | — |
| Remington-Davis, Inc. | Columbus | Ohio | 43215 | — |
| Optimed Research | Columbus | Ohio | 43235 | — |
| Oregon Health and Science University | Portland | Oregon | 97239 | — |
| Dermatology Associates of Plymouth Meeting | Plymouth Meeting | Pennsylvania | 19462 | — |
| Peak Research, LLC | Upper Saint Clair | Pennsylvania | 15241 | — |
| Palmetto Clinical Trial Services, LLC | Anderson | South Carolina | 29621 | — |
| Coastal Pediatric Research | Charleston | South Carolina | 29414 | — |
| International Clinical Research - Tennessee, LLC | Murfreesboro | Tennessee | 37130 | — |
| Arlington Research Center, Inc. | Arlington | Texas | 76011 | — |
| Derm Research | Austin | Texas | 78759 | — |
| J&S Studies | College Station | Texas | 77845 | — |
| North Texas Center for Clinical Research | Frisco | Texas | 75034 | — |
| Center for Clinical Studies, Ltd, LLP | Houston | Texas | 77004 | — |
| Research Your Health | Plano | Texas | 75093 | — |
| Houston Center for Clinical Research | Sugar Land | Texas | 77479 | — |
| Center for Clinical Studies | Webster | Texas | 77598 | — |
| Premier Clinical Research, LLC | Spokane | Washington | 99202 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT05571943, 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 8, 2024 · Synced Sep 2, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT05571943 live on ClinicalTrials.gov.