Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jul 22, 2026, 9:35 PM EDT

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Showing 1–3 of 3 matching trials from the live ClinicalTrials.gov search.
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Conditions
Stable Nonsegmental Vitiligo, Active Nonsegmental Vitiligo
Interventions
Ritlecitinib, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
1,571 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
68
States / cities
Scottsdale, Arizona • Bryant, Arkansas • Fountain Valley, California + 47 more
Conditions
Vitiligo
Interventions
Ritlecitinib, Ritlecitinib 100 mg, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
12 Years and older
Enrollment
394 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
22
States / cities
Encinitas, California • Huntington Beach, California • Los Angeles, California + 16 more
Conditions
Stable Nonsegmental Vitiligo, Active Nonsegmental Vitiligo
Interventions
Ritlecitinib, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
12 Years and older
Enrollment
607 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
46
States / cities
Birmingham, Alabama • Encinitas, California • Huntington Beach, California + 31 more