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Efficacy of ivermectin with different doses in controlling of nematodes in sheep | ||
| Al-Anbar Journal of Veterinary Sciences | ||
| Article 1, Volume 3, Issue 2, 2010, Pages 109-118 PDF (176.48 K) | ||
| Authors | ||
| B. A. Mohammed; I.TH. Younis; A. M. Abdulhaleem; B.I. Manhood | ||
| Abstract | ||
| The present study was included the examination of 100 Awassi sheep from the farm of agricultural college department of animal rearing and management University of Mosul. There age range from 1-5 years &weighting 30-50 Kg, the examined animals was subdivided in to four equal groups, Ivermectin was administered to group 1,2 ,3 in a dose of 0.2,0.4,0.6 mg/kg BW s/c in single dose respectively while the rested group was lifted as a control without treatment. The total infestation rate with gastrointestinal nematodes reach to 72.5% and within the groups was 60%,70%, 90% and 70% in groups 1,2,3 and control respectively, the infestation was declined after treatment with ivermectin to reach 0% in groups 2 and 3 and somewhat more in group1, while in control group it reach to 80%. The efficacy of ivermectin depending on the reduction of the numbers of eggs in the fecal balls was reached to 100% in groups 2 and 3 to the end of the study and to less degree in group1 (97.1-100%). The total infestation rate with lung worms was 25% and within the groups 30%, 20% and 30% in groups 1,2,3 and control respectively, the administration of ivermectin reduced the infestation rate with lung worms to 0% in all treated groups (i.e. the efficacy was 100%) and extended to the end of the study, while the infestation rate in the control group increased to 50% at this point. The clinical sings, were decreased in the treated groups and the degree of improvement is affected positively with dose rate, there is also an improvement in the blood picture in the treated groups after treatment but it remain within normal values | ||
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