Last year, a 10, 000-patient, five-year study of Lipitor, called Treating New Targets, or TNT, showed that the high dose of Lipitor was significantly better at preventing an array of cardiac problems including heart attacks, strokes and surgical procedures than a lower dose (see: " More And More Lipitor").

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The company, which makes a surgical system for heart and urological procedures, beat the Street on profit, but missed on sales.

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