HALLOWEEN PRANK, wild guess, hearsay, theory, or conspiracy theory? INSTEAD, look at the mountain of evidence which spans 10+ years:
IS HILLARY RECEIVING BLOOD TRANSFUSIONS?
Questions arise after candidate's swift recovery
it was discovered that plasma from several Arkansas prisoners should not
have been collected. .... The products were recalled, but not quickly enough, leaving 3,933 vials to be injected into the arms of unsuspecting hemophiliacs. The Red Cross immediately cancelled the Connaught contract."