Impax Laboratories, Inc., a specialty pharmaceutical company, engages in the development, manufacture, and marketing of bioequivalent pharmaceutical products. The company operates in two divisions, Global Pharmaceuticals and Impax Pharmaceuticals. The Global Pharmaceuticals division develops, manufactures, sells, and distributes generic pharmaceutical products. It provides its generic pharmaceutical prescription products directly to wholesalers and retail drug chains; and generic pharmaceutical over-the-counter and prescription products through unrelated third-party pharmaceutical entities. The Impax Pharmaceutical division develops proprietary brand pharmaceutical products that address central nervous system disorders, including Alzheimerís disease, attention deficit hyperactivity disorder, depression, epilepsy, migraines, multiple sclerosis, Parkinsonís disease, and schizophrenia, as well as promotes third-party branded pharmaceutical products. As of May 2, 2011, the company marketed 101 generic pharmaceuticals, which represent dosage variations of 29 different pharmaceutical compounds; and another 16 of its generic pharmaceuticals representing dosage variations of 4 different pharmaceutical compounds. It markets and sells its generic pharmaceutical prescription drug products in the continental United States and the Commonwealth of Puerto Rico. The company has a strategic alliance agreement with Teva Pharmaceuticals Curacao N.V. Impax Laboratories, Inc. was founded in 1993 and is headquartered in Hayward, California.