As a matter of fact, acetylsalicylic acid, which is aspirin, reduces the production of prostaglandines and thromboxane A. Therefore, low dosages of acetylsalicylic acid will have an antiplatelet action due to a reduction of thromboxane A from the arachidonic acid.
For this reason cardiomagnil (which is basically aspiring with a stomach protecting coating) is prescribed to patients with acute and chronic ischemic heart disease. Also, it is used to prevent a repetitive blood clotting.
But in any case, you should consult a doctor before using it on a continuous basis, since there are a lot of side effects you need to be aware of.