AbbVie is a global biopharmaceutical company that develops and markets advanced therapies to address complex and serious diseases. With a strong focus on immunology and oncology, AbbVie employs around 29,000 people worldwide and markets medicines in over 175 countries. Its top drug, Humira, accounts for almost half of the company's current profits. In addition to its wholly-owned subsidiary, Pharmacyclics, AbbVie recently acquired Allergan, which adds several new drugs in aesthetics and women's health to its portfolio.