. "The diagnosis is also done by looking at your stool or blood sample. (CDC) Current Treatment Praziquantel - effective in the treatment of all forms of schistosomiasis, with virtually no side effects Oxamniquine - used exclusively to treat intestinal schistosomiasis in Africa and South America Metrifonate - effective for the treatment of urinary schistosomiasis (http://www.tulane.edu/~dmsander/WWW/" . . .