Asa inhibitis the formation of inflammatory prostaglandinds, as well as thromboxanes.
This is share by drugs like Naproxen
and ibuprophen. Asa is more likely to induce bleeding because it loses its acetyl group to platelets
. This effect last two weeks. All salicylates have a keratolytic effect: meaning the disrupt or break apart lining cells of skin or mucosa.This is why GI bleeds are more likely.