The company's drug portfolio includes Humira, a drug for rheumatoid arthritis, psoriatic arthritis, ankylosing spondylitis, Crohn's disease, moderate to severe chronic psoriasis and juvenile idiopathic arthritis; Norvir, a treatment for HIV; Depakote, an anticonvulsant drug; and Synthroid, a synthetic thyroid hormone. Abbott also has a broad range of medical devices, diagnostics and immunoassay products as well as nutritional products, including Ensure, a line of meal replacement shakes; and EAS, the largest producer of performance-based nutritional supplements. Abbott also provides point-of-care cardiac assays to the emergency room.