Olumiant® 4 mg Olumiant 4 mg is a higher-strength formulation of baricitinib used to treat selected autoimmune and inflammatory diseases. By reducing excessive immune activity, it helps control inflammation, relieve symptoms, and improve overall disease management in eligible patients. Effects & Benefits Helps control inflammation throughout the body. Reduces joint discomfort and stiffness. Improves mobility and physical function. May encourage hair regrowth in appropriate patients with severe alopecia areata. Supports long-term control of autoimmune conditions when used consistently. Possible Side Effects Olumiant 4 mg is generally taken once a day by mouth. It may be taken with or without meals. The appropriate dose depends on the patient's medical condition and should only be adjusted under the supervision of a healthcare provider.