Impax Laboratories is a specialty pharmaceutical company that employs its patented controlled-release microencapsulation and tablet technologies in the development and marketing of generic drug products. Impax also develops other generic pharmaceuticals with high barriers of entry for competitors; difficult to source raw materials, complex formulations, etc. Impax also employs its oral drug delivery technologies in the development of enhanced versions (indication and formulation) of existing brand name pharmaceuticals in the area of CNS. Impax markets its Generic products through Global Pharmaceuticals subsidiary.