AbbVie is a pharmaceutical company that discovers, develops, and markets both biopharmaceuticals and small molecule drugs. Its products are focused on treating conditions such as chronic autoimmune diseases in rheumatology, gastroenterology, and dermatology; oncology, including blood cancers; virology, including hepatitis C virus (HCV) and human immunodeficiency virus (HIV); neurological disorders, such as Parkinson's disease; metabolic diseases, including thyroid disease and complications associated with cystic fibrosis; pain associated with endometriosis; as well as other serious health conditions. The company sells its products directly to wholesalers, distributors, government agencies, health care facilities, specialty pharmacies, and independent retailers.