Wyeth seeking approval for advanced infant vaccine

(AP) -- Drugmaker Wyeth on Tuesday sought U.S. approval to sell a new version of its blockbuster infant vaccine Prevnar that protects against more strains of a bacteria that causes pneumonia and other diseases.

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<p><a href="http://www.physorg.com/news157728514.html">Wyeth seeking approval for advanced infant vaccine</a></p> <p>(AP) -- Drugmaker Wyeth on Tuesday sought U.S. approval to sell a new version of its blockbuster infant vaccine Prevnar that protects against more strains of a bacteria that causes pneumonia and other diseases.</p>