New hope for vitiligo: experimental drug aims to bring back skin color
NCT ID NCT07431177
First seen Jun 27, 2026 · Last updated Sep 10, 2026 · Updated 6 times
Summary
This study tests an experimental drug called GIA632 in 210 adults with non-segmental vitiligo, a condition that causes white patches on the skin. The goal is to see if the drug can safely restore skin color and to find the best dose for future studies. Participants will receive either the drug or a placebo, and neither they nor their doctors will know which one they are getting.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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About 210 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Mar 2026
- Expected to finish
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Jan 2030
An estimate. End dates often move.
- 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 to 99 years
- 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: * Signed informed consent must be obtained prior to participation in the study * Male or female as assigned at birth ≥ 18 years of age at the time of screening * Individuals with a diagnosis of non-segmental vitiligo and confirmation of diagnosis through physical examination by the investigator * Non-segmental vitiligo, as assessed at screening, as * ≥ 0.5% Body Surface Area (BSA) on the face and F-VASI score ≥ 0.5 * ≥ 3% BSA on non-facial areas (minimum of 3% should be calculated in addition to hands and feet) and T-VASI score = 3 to 60 Exclusion Criteria: * Individuals unable or unwilling to follow the study procedures and/or to complete the study-related questionnaires * Presence of segmental or mixed vitiligo, or other skin comorbidities that may interfere with study assessments (e.g., hypopigmented mycosis fungoides, genetic diseases with pigmentary aberrations \[such as piebaldism, Waardenburg, etc.\], chemical- or druginduced leukoderma, etc.) * Previous exposure to biologic drugs directly targeting IL-15 or IL-15 receptors * Individual who previously attempted or completed depigmentation therapy for NSV * Use of prohibited medication \& treatments. Other protocol-defined inclusion/exclusion criteria may apply
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The study's own enquiry address
This study publishes an address for enquiries. See it below .
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The places running it
76 sites in 12 countries. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Show contact details
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Locations
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ACRC Trials
RECRUITINGPlano, Texas, 75024, United States
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Austin Inst for Clinical Research
RECRUITINGPflugerville, Texas, 78660, United States
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Bellaire Dermatology Associates
RECRUITINGBellaire, Texas, 77401, United States
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Cahaba Derm and skin hlth ctr 27
RECRUITINGBirmingham, Alabama, 35244, United States
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Center for Clinical Studies
RECRUITINGHouston, Texas, 77030, United States
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Clinical Trials Research Institute
RECRUITINGThousand Oaks, California, 91320, United States
Contact Email: •••••@•••••
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Dawes Fretzin Clinical Rea Group
RECRUITINGIndianapolis, Indiana, 46256, United States
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Encore Medical Research
RECRUITINGHollywood, Florida, 33024, United States
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Equity Medical
RECRUITINGThe Bronx, New York, 10455, United States
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First OC Dermatology
RECRUITINGFountain Valley, California, 92708, United States
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Global Clinical Professionals
RECRUITINGSt. Petersburg, Florida, 33714, United States
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Hamzavi Dermatology
RECRUITINGFort Gratiot, Michigan, 48059, United States
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International Clinical Research Tennessee LCC
RECRUITINGMurfreesboro, Tennessee, 37130, United States
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Las Vegas Dermatology
RECRUITINGLas Vegas, Nevada, 89144, United States
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Mayo Clinic Jacksonville
RECRUITINGJacksonville, Florida, 32224, United States
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MedDerm Associates
RECRUITINGSan Diego, California, 92103, United States
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Miami Derm and Laser Institute
RECRUITINGMiami, Florida, 33173, United States
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Novartis Investigative Site
RECRUITINGBuenos Aires, Buenos Aires, C1425DKG, Argentina
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Novartis Investigative Site
RECRUITINGCaba, Buenos Aires, C1119ACN, Argentina
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Novartis Investigative Site
RECRUITINGRosario, Santa Fe Province, 2000, Argentina
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Novartis Investigative Site
RECRUITINGSydney, New South Wales, 2010, Australia
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Novartis Investigative Site
RECRUITINGWaitara, New South Wales, 2077, Australia
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Novartis Investigative Site
RECRUITINGMelbourne, Victoria, 3000, Australia
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Novartis Investigative Site
RECRUITINGCalgary, Alberta, T2J 7E1, Canada
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Novartis Investigative Site
RECRUITINGWinnipeg, Manitoba, R3M 3Z4, Canada
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Novartis Investigative Site
RECRUITINGMississauga, Ontario, L4Y 4C5, Canada
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Novartis Investigative Site
RECRUITINGNewmarket, Ontario, L3Y 5G8, Canada
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Novartis Investigative Site
RECRUITINGToronto, Ontario, M3H 5Y8, Canada
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Novartis Investigative Site
RECRUITINGQuébec, Quebec, G1V 4X7, Canada
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Novartis Investigative Site
RECRUITINGGuangzhou, Guangdong, 510091, China
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Novartis Investigative Site
RECRUITINGWuhan, Hubei, 430022, China
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Novartis Investigative Site
RECRUITINGBeijing, 100050, China
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Novartis Investigative Site
RECRUITINGShanghai, 200040, China
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Novartis Investigative Site
RECRUITINGBordeaux, 33075, France
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Novartis Investigative Site
RECRUITINGBrest, 29609, France
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Novartis Investigative Site
RECRUITINGCréteil, 94010, France
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Novartis Investigative Site
RECRUITINGNice, 06202, France
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Novartis Investigative Site
RECRUITINGReims, 51100, France
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Novartis Investigative Site
RECRUITINGRouen, 76031, France
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Novartis Investigative Site
RECRUITINGToulouse, 31400, France
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Novartis Investigative Site
RECRUITINGMunich, Bavaria, 81377, Germany
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Novartis Investigative Site
RECRUITINGBad Bentheim, 48455, Germany
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Novartis Investigative Site
RECRUITINGBielefeld, 33647, Germany
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Novartis Investigative Site
RECRUITINGHamburg, 20354, Germany
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Novartis Investigative Site
RECRUITINGHanover, 30625, Germany
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Novartis Investigative Site
RECRUITINGLübeck, 23538, Germany
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Novartis Investigative Site
RECRUITINGMünster, 48149, Germany
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Novartis Investigative Site
RECRUITINGTübingen, 72076, Germany
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Novartis Investigative Site
RECRUITINGAhmedabad, Gujarat, 380016, India
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Novartis Investigative Site
RECRUITINGBangalore, Karnataka, 560074, India
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Novartis Investigative Site
RECRUITINGBelagavi, Karnataka, 590010, India
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Novartis Investigative Site
RECRUITINGMysore, Karnataka, 570001, India
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Novartis Investigative Site
RECRUITINGNashik, Maharashtra, 422101, India
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Novartis Investigative Site
RECRUITINGAncona, AN, 60020, Italy
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Novartis Investigative Site
RECRUITINGCona, FE, 44124, Italy
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Novartis Investigative Site
RECRUITINGMilan, MI, 20122, Italy
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Novartis Investigative Site
RECRUITINGRozzano, MI, 20089, Italy
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Novartis Investigative Site
RECRUITINGNagoya, Aichi-ken, 4578510, Japan
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Novartis Investigative Site
RECRUITINGNagoya, Aichi-ken, 4678602, Japan
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Novartis Investigative Site
RECRUITINGUrayasu, Chiba, 2790021, Japan
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Novartis Investigative Site
RECRUITINGShinjuku Ku, Tokyo, 1600023, Japan
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Novartis Investigative Site
RECRUITINGKofu, Yamanashi, 4008506, Japan
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Novartis Investigative Site
RECRUITINGNiigata, 9518520, Japan
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Novartis Investigative Site
RECRUITINGAmsterdam, North Holland, 1105 AZ, Netherlands
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Novartis Investigative Site
RECRUITINGRotterdam, South Holland, 3015 GD, Netherlands
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Novartis Investigative Site
RECRUITINGSantiago de Compostela, A Coruna, 15706, Spain
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Novartis Investigative Site
RECRUITINGBarcelona, 08041, Spain
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Novartis Investigative Site
RECRUITINGCórdoba, 14004, Spain
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Novartis Investigative Site
RECRUITINGMadrid, 28006, Spain
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Novartis Investigative Site
RECRUITINGMadrid, 28041, Spain
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Novartis Investigative Site
RECRUITINGPontevedra, 36003, Spain
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Novartis Investigative Site
RECRUITINGSeville, 41009, Spain
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Oregon Medical Research Center
RECRUITINGPortland, Oregon, 97223, United States
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Revival Research Institute
RECRUITINGTroy, Michigan, 48084, United States
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Skin Specialists PC
RECRUITINGOmaha, Nebraska, 68144, United States
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Virginia Clinical Research
RECRUITINGNorfolk, Virginia, 23507, United States
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- New pill aims to bring back color to vitiligo skin
- New pill could help restore skin color in vitiligo patients
- Can a pill keep vitiligo at bay? new study aims to find out
- New hope for vitiligo: experimental drug aims to restore skin color
- Can a weekend steroid pill stop vitiligo spreading in kids?
- Could a pill and gel combo restore skin color in vitiligo?