The drug, ATryn has already been approved in Europe. Up until now the drug has been created from blood from human donors. The drug is used to prevent blood clots and would be used during surgery given via an IV, and would not replace normal prescribed blood thinners taken as a normal treatment...
The recent turn of events has literally put the FDA on somewhat of a hot seat... for an agency that minimally invested in technology, compared to other government entities, it is finding itself in a position of having to play "catch up" in a hurry...as evidenced with the recent turn of events...