Observational StudyCorEvitas Alopecia Areata (AA) Safety and Effectiveness Registry

Inclusion Criteria:

• A subject must meet all the following criteria to participate in the registry:

1. Has been diagnosed with alopecia areata by a dermatologist or a qualified dermatology practitioner.
2. Is at least 18 years of age or older.
3. Is willing to provide Personal Information.
4. 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:

1. 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.