关键词：肝素；污染；抗凝剂；预防医学；医药
摘 要：This guidance is intended to alert manufacturers of active pharmaceutical ingredients (APIs), pharmaceutical and medical device manufacturers of finished products, repackers, and others to the potential risk of crude heparin contamination. This guidance provides recommendations that will help API manufacturers, pharmaceutical and medical device manufacturers of finished products, repackers, and others, to better prevent the use of crude heparin that might contain over-sulfated chondroitin sulfate (OSCS) or non-porcine ruminant material contaminants.