answer:MDs now use leeches medically… “June 28, 2004—Coming to a pharmacy near you, hordes of blood-sucking leeches “It may sound like a horror movie, but the FDA says it’s good medicine.” “After thousands of years of use as an alternative treatment to blood-letting (an antiquated and abandoned practice of draining blood to cure diseases) and amputation, the FDA today approved the commercial marketing of leeches for medical purposes….”