Clonidine in patients undergoing noncardiac surgery

Marked activation of the sympathetic nervous system occurs during and after noncardiac surgery. Low-dose clonidine, which blunts central sympathetic outflow, may prevent perioperative myocardial infarction and death without inducing hemodynamic instability. POISE-2 study shows no benefit and increased risk http://www.nejm.org/doi/full/10.1056/NEJMoa1401106?query=cardiology

Aspirin for prevention in patients undergoing noncardiac surgery

Myocardial infarction is the most common major vascular complication that occurs after noncardiac surgery. this Canadian study examines the issue of prophylactic  aspirin in patients undergoing non-cardiac surgery. Read more @ POISE-2 study http://www.nejm.org/doi/full/10.1056/NEJMoa1401105?query=cardiology

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