Fondaparinux in Patients with Impaired Renal Function: The Right Choice?

  1. Giuseppe Famularo, MD, PhD; and
  2. Giovanni Minisola, MD
  1. From San Camillo Hospital, Rome 00152, Italy.

    TO THE EDITOR:

    Investigators from OASIS-5 (Fifth Organization to Assess Strategies in Acute Ischemic Syndromes) (1) report more bleeding events with enoxaparin than with fondaparinux among patients with non–ST-segment elevation myocardial infarction. However, because fondaparinux has a longer half-life than enoxaparin (17 hours vs. <10 hours) (2, 3), we are concerned that the trial failed to demonstrate that enoxaparin is safer than fondaparinux in patients with impaired renal function, which …

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