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20. An appointment with Dr Leech

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Bio-Farm - A Living Pharmacy

The medicinal leech has three jaws, about 125 teeth on each jaw and it actually just saws its way in. Its saliva not only contains chemicals that dilate the blood vessels to get a good flow but also anticoagulants to stop the blood from clotting and spoiling the feast. The leech really is an incredible creature and our ancestors definitely thought so. According to the Royal College of Surgeons of England, leeches were used in bloodletting as far back as the Stone Age. In antiquity, Pliny the Elder recommended leeches to treat phlebitis,. While Egyptian medics believe that the leech could help cure everything from fevers to flatulence

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