CorEvitas Alopecia Areata (AA) Safety and Effectiveness Registry

Prospective, observational cohort study for subjects with AA under the care of a dermatology provider. Approximately 5,000 subjects and 100 clinical sites in North America will be recruited to participate with no defined upper limit for either target.

Inclusion Criteria:A subject must meet all the following criteria to participate in the registry:Has been diagnosed with alopecia areata by a dermatologist or a qualified dermatology practitioner.Is at least 18 years of age or older.Is willing to provide Personal Information.Is prescribed or starting an Enrollment Eligible Medication at the time of enrollment.Exclusion Criteria:Any of the following would exclude the subject from participating in the registry:Is participating or planning to participate in a double-blind randomized trial for an AA drug. Note:Concurrent participation in another observational registry or open-label Phase 3b/4 trial is allowed.