NewslettersImmune Regulation News FDA and EMA Accept Regulatory Submission for Pfizer’s Ritlecitinib for Individuals 12 Years and Older with Alopecia Areata By lbeveridge - September 9, 2022 0 Pfizer, Inc. announced that the FDA accepted for filing the New Drug Application for ritlecitinib for adults and adolescents 12 years of age and older with alopecia areata. [Pfizer, Inc.] Full Article