In findings recently published on the New England Journal of Medicine web site, researchers from the Centers for Disease Control and Prevention (CDC) confirmed the cause of serious adverse reactions reported in late 2007 were due to heparin contaminated with oversulfated chondroitin sulfate (OSCS). In the study, “Outbreak of Adverse Reactions Associated with Contaminated Heparin,” CDC identified 152 adverse reactions associated with heparin in 113 patients from Nov. 19, 2007 through Jan. 31, 2008.
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