importance of anthelmintic treatment of cattle and buffaloes with oxyclozanide

an epidemiological  study  was carried out to determine the prevalence rate  and  significant cost benefit of various helminthes ( gastro-intestinal)  disease in cattle and buffalo population in two industrial husbandries in  north and south provinces of iran before and after treatment with oxyclozanide.  results show out of 450 fecal samples examined. 205 (37.96%) were found infected with oesophagostomum, cooperia, trichostrongylus, strongyloide,ostertagia, fasciaola hepatica, f.gigantica and haemonclus contortus. oxyclozanide treated buffaloes and cattle showed a significant decrease in fecal egg counts on day 14 post –treatment .an average daily increase of 0.89 and 0.71 liters of milk along with 0.42 and 0.37% more fat per buffalo and cattle, respectively were observed in oxycloznide medication. the economic value of reduced production of infected cattle and buffaloes were estimated 4100 and  4700  rials per animal per day, respectively.