This study is looking at how well povorcitinib works and how safe it is for people with a skin condition called nonsegmental vitiligo. Vitiligo is when some parts of your skin lose their color. Povorcitinib is the medicine being tested. To be part of the study, you must be at least 18 years old, have vitiligo that affects more than 5% of your body, and agree to stop other vitiligo treatments during the study. You cannot join if you have other skin conditions, certain medical problems, or if you're pregnant. You also can't have used certain skin treatments recently.

• Study Length: The study involves multiple visits over a period of time.
• Compensation: You may be compensated for your participation.
• Risks: There might be risks or side effects from the study medication.

Before joining, consider your health, the study requirements, and talk to your doctor. This study might help you learn more about vitiligo and potential treatments.