It did not reach its main efficacy goal in a second-trial trial, but did help a subset of patients without a certain gene mutation.

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One of dalbavancin's main advantages is not efficacy but economics.

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Still others work on company-funded clinical trials, the main way that medicines are studied for safety and efficacy.

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When Lucentis was launched, it shocked Wall Street with its efficacy and basically put Genentech's main competitor, Eyetech's Macugen, out of business.

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CombinatoRx of Cambridge, Mass. just laid off 65% of its 180 employees after a promising arthritis drug fell short of its main goal in a trial, despite some signs of efficacy.

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CombinatoRx of Cambridge, Massachusetts just laid off 65% of its 180 employees after a promising arthritis drug fell short of its main goal in a trial, despite some signs of efficacy.

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