Merck's heart failure drug misses trial goals

(AP) -- Merck and Co. said Friday its heart failure treatment rolofylline missed its goals in a trial, failing to improve patient symptoms compared with a placebo.

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<p><a href="http://www.physorg.com/news163415130.html">Merck's heart failure drug misses trial goals</a></p> <p>(AP) -- Merck and Co. said Friday its heart failure treatment rolofylline missed its goals in a trial, failing to improve patient symptoms compared with a placebo.</p>