By Ed Edelson
EmpowHer's HealthDay Reporter
WEDNESDAY, May 21 (HealthDay News) -- Emergency treatment with two different anti-clotting drugs doesn't help much when someone who suffers a heart attack can't get a quick artery-opening procedure, new research shows.
On a brighter note, a third anti-clotting agent does improve results of such a procedure after a heart attack, another study finds.
