KOS PHARMA 4Q PROFIT FALLS 51 PERCENT

Drug maker Kos Pharmaceuticals Inc. said Thursday that its fourth-quarter profit fell 51 percent as operating expenses outpaced revenue growth, causing the company to fall short of Wall Street estimates. Kos shares fell $3.63, or 7.3 percent, to $46.14 in premarket activity.

The Houston Chronicle (http://www.chron.com/disp/story.mpl/ap/fn/3679917.html)