Cephalon is riding high on the prospects for Provigil, Sparlon and Nuvigil, a stay-awake drug that is effective for ten hours, compared with Provigil's six.

FORBES: Magazine Article

Cephalon earlier this year tried to get its drug Nuvigil approved for treating jet lag, which would have made it the first drug for this use.

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Although, not all drugs surpassed expectations as Nuvigil, their new sleep disorder drug intended to cushion sales once blockbuster sleep drug Provigil faces generic competition, failed to achieve growth targets.

FORBES: Don't Fall Asleep And Miss Cephalon Again