BARR, TEVA UNVEIL ALLEGRA GENERIC

In a surprising and legally risky move, Barr Pharmaceuticals and a partner launched generic versions of the blockbuster allergy pill Allegra despite patents remaining on the prescription drug. Announced Tuesday, the launch sent Woodcliff Lake-based Barr's stock soaring 9.7 percent and portended a broad impact for allergy sufferers and potentially the health-care system with the introduction of lower-cost generics earlier than expected.

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