Teva Pharmaceutical Industries is the biggest name in the no-name world of generic pharmaceuticals. The company makes hundreds of generic versions of brand-name antibiotics, heart drugs, heartburn medications, and more. Headquartered in Israel, Teva is the world's largest generic medicines maker, using its portfolio of more than 1,000 molecules to produce generics in nearly every therapeutic area. In specialty medicines, Teva is a leader in making innovative treatments for disorders of the central nervous system (CNS) as well as respiratory products. The company operates in two segments: generics (which accounts for about half of sales) and specialty medicines.