Cephalon, Inc. received approval from the FDA to market Nuvigil Tablets, a non-amphetamine wake-promoting agent for the treatment of excessive sleepiness associated with obstructive sleep apnea/hypopnea syndrome (OSAHS), narcolepsy, and shift work sleep disorder (SWSD). In OSAHS, Nuvigil is indicated as an adjunct to standard treatment(s) for the underlying obstruction. Nuvigil is the single-isomer formulation of modafinil, the API contained in Provigil Tablets, which was approved by FDA in 1998...