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Piracetam did not influence outcome when given within 12 hours of the onset of acute ischemic stroke,Post hoc analyses suggest that piracetam may confer benefit when given within 7 hours of onset,particularly in patients with stroke of moderate and severe degree.A randomized,placebo- controlled,multicenter study,the Piracetam Acute Stroke Study II(PASS II) will soon begin. |
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