Placebo - 50 mg clinical trials

A Study of 2 Doses of Ritlecitinib in People 12 Years of Age and Older With Alopecia Areata

This study is looking at two different strengths (50mg and 100mg) of a medicine called ritlecitinib for people aged 12 and over with alopecia areata. It aims to understand how safe and effective the 100mg dose is for hair regrowth.