Teva launches authorized generic sleep disorder drug

JERUSALEM — Teva Pharmaceutical Industries has launched an authorized generic version of Cephalon's Provigil, used for conditions like shift work sleep disorder and narcolepsy, the company said Friday.

Teva acquired Cephalon for $6.8 billion in October 2011. An authorized generic is the branded drug marketed under its generic name at a reduced price.

Provigil had annual sales of about $1.1 billion, according to IMS Health.

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