Bayer, the manufacturer of Trasylol, contracted a CRO to perform retrospective analysis of around 60000 pts who received either Trasylol or another drug (aminocaproic acid, tranexamic acid). Trasylol was associated with more deaths, serious renal damage, strokes and congestive cardiac failure.
http://www.fda.gov/CDER/DRUG/advisor...in20060929.htm