The Stomach 

The multiple curative effects of leeches are due to anti-thrombotic, thrombolytic, hypotensive, anti-inflammatory, bacteriostatic and analgesic components of their saliva. Hirudotherapy was also found to be effective in healing intractable and non-granulating wound, trophic ulcers, especially in elderly and immunocompromized patients (Gilyova, 1998).