Pycnogenol: Researched aspirin alternative:
https://greenmedinfo.com/blog/aspirin-dangers-and-natural-evidence-based-alternatives
Hemorrhagic side effects, in fact, are one of the greatest challenges facing those who use aspirin for prevention. By taking a drug which prevents clotting, aspirin can work too well, resulting in bleeding disorders or events, some of which may be life-threatening, even lethal.
…. pycnogenol was superior (i.e. effective at a lower dosage) to aspirin at inhibiting smoking-induced clotting, without the significant (and potentially life-threatening) increase in bleeding time associated with aspirin use.
Already well-known for its ability to modulate blood cholesterol levels, it is as effective as statins, but without their notorious side effects. This sugar cane wax extract has been found to be as effective as aspirin at inhibiting clotting, but at a lower, safer dose.

Millions take aspirin each day -- presumably to prevent cardioavascular disease -- but how many are aware of its true risks (which include deadly bleeding events) and of the natural, evidence-based alternatives…
greenmedinfo.com