 - History of chronic inflammatory or autoimmune disease e.g., Addisons disease, multiple sclerosis, Graves disease, Hashimotos thyroiditis, rheumatoid arthritis, hypophysitis, uveitis, etc with symptomatic disease within the last 3 years prior to randomization. Note: Active vitiligo or alopecia or a history of vitiligo or alopecia will not be a basis for exclusion 