New hope for psoriasis sufferers: drug targets Hard-to-Treat areas
NCT ID NCT05969223
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested the drug risankizumab (Skyrizi) in 214 adults with moderate to severe genital or scalp psoriasis. Participants received either the drug or a placebo for 16 weeks, then all received the drug. The goal was to see if it could clear or nearly clear the skin in these sensitive areas. The trial is complete, and results will show how safe and effective the treatment is.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 4
Runs after approval, following long-term safety and how well the treatment works in everyday use.
- Participants
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214 people
The number who actually took part.
- Started
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Aug 2023
- Finished
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Nov 2025
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Must have clinical diagnosis of chronic plaque psoriasis with or without psoriatic arthritis for at least 6 months before the baseline visit. * Must have a current diagnosis of moderate to severe genital psoriasis (Study-G) defined as static Physician Global Assessment of Genitalia (sPGA-G) ≥ 3 or moderate to severe scalp psoriasis (Study-S) defined as Psoriasis Scalp Severity Index (PSSI) \>= 12, scalp Investigator Global Assessment (IGA) \>= 3, and \>= 30% of the scalp affected. * Must have body surface area (BSA) ≥ 1% with at least 60% of subjects having BSA ≥ 10%; sPGA ≥ 3; inadequate control of psoriasis and/or intolerance to topical treatment, phototherapy and/or systemic therapy; and be candidates for systemic therapy or phototherapy as assessed by the investigator. Exclusion Criteria: * Had previous exposure to IL-23 inhibitors including but not limited to guselkumab, tildrakizumab, ustekinumab, mirikizumab, or risankizumab. * History of an allergic reaction or significant sensitivity to constituents of the study drug (and its excipients) and/or other products in the same class. * Non-plaque forms of psoriasis or other active skin disease.
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Genom att skicka in godkänner du våra Användarvillkor
Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Alliance Dermatology and Mohs Center /ID# 255846
Phoenix, Arizona, 85032, United States
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Apex Clinical Research Center /ID# 263432
Mayfield Heights, Ohio, 44124, United States
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Arlington Dermatology /ID# 255330
Rolling Meadows, Illinois, 60008, United States
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Banner University Medicine Dermatology /ID# 255845
Tucson, Arizona, 85718-1407, United States
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Care Access - Danville /ID# 266300
Danville, Virginia, 24541, United States
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Care Access - Hoboken /ID# 264066
Hoboken, New Jersey, 07030, United States
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Center for Clinical Studies - Houston (Binz) /ID# 255396
Houston, Texas, 77004-8097, United States
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Center for Clinical Studies Webster TX /ID# 255518
Webster, Texas, 77598, United States
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Center for Excellence in Dermatology /ID# 264647
Kennewick, Washington, 99336, United States
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Clinical Trials Research Institute /ID# 264555
Thousand Oaks, California, 91320-2130, United States
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Darst Dermatology /ID# 255848
Charlotte, North Carolina, 28277, United States
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DeNova Research /ID# 264063
Chicago, Illinois, 60610, United States
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DermAssociates - Rockville /ID# 263252
Rockville, Maryland, 20850, United States
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Dermatology Partners of Leawood /ID# 263244
Leawood, Kansas, 66211, United States
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Dermatology Research Associates /ID# 255347
Los Angeles, California, 90045, United States
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Florida Academic Dermatology Center /ID# 264065
Coral Gables, Florida, 33134-5755, United States
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Forest Hills Dermatology Group @ Union Turnpike /ID# 255346
Kew Gardens, New York, 11415, United States
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GSI Clinical Research, LLC /ID# 255472
Margate, Florida, 33063, United States
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Hamilton Research, LLC /ID# 255409
Alpharetta, Georgia, 30022, United States
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Medical Dermatology Specialists /ID# 262915
Phoenix, Arizona, 85006, United States
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Modern Research Associates /ID# 263234
Dallas, Texas, 75231, United States
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North Sound Dermatology /ID# 264565
Mill Creek, Washington, 98012, United States
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Oregon Dermatology and Research Center /ID# 255670
Portland, Oregon, 97210, United States
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Oregon Medical Research Center /ID# 255332
Portland, Oregon, 97239, United States
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Private Practice - Dr. Tooraj Raoof /ID# 255334
Encino, California, 91436, United States
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Progressive Clinical Research - San Antonio /ID# 263255
San Antonio, Texas, 78229, United States
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Renstar Medical Research /ID# 255339
Ocala, Florida, 34470, United States
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Schweiger Dermatology, P.C. /ID# 255336
New York, New York, 07044-2946, United States
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Skin Cancer and Dermatology Institute (SCDI) /ID# 264570
Sparks, Nevada, 89436, United States
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Skin Care Research - Hollywood /ID# 255394
Hollywood, Florida, 33021-6748, United States
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Skin Specialists /ID# 262929
Omaha, Nebraska, 68144, United States
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Skin and Cancer Associates, LLP /ID# 255506
Miami, Florida, 33137-3254, United States
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Studies in Dermatology LLC /ID# 262989
Cypress, Texas, 77429, United States
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Sullivan Dermatology /ID# 264067
Miami, Florida, 33162, United States
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The Indiana Clinical Trials Center /ID# 255333
Plainfield, Indiana, 46168, United States
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Treasure Valley Medical Research /ID# 255671
Boise, Idaho, 83706, United States
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U.S. Dermatology Partners Longview /ID# 266325
Longview, Texas, 75601, United States
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Wright State Physicians Health Center /ID# 255395
Fairborn, Ohio, 45324, United States
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