Efficacy of ivermectin against gastrointestinal rematodes and ectoparasites in calves
2003
Islam, A. | Mostafa, M. | Awal, M.A. | Islam, M.R. | Alam, J. | Rahman, M.M. | Rahman, M. | Anwar, A.K.M. (Bangladesh Agricultural University, Mymensigh (Bangladesh). Department of Pharmacology)
A total of 20 calves having both G.I. nematodes and ectoparasites was selected and randomly divided into two groups namely group A (n=1 to 15 as treatment group) and group B (n=16 to 20 as control group). Ivermectin (Subcutaneous formulation) was administered at the neck region of the calves in group 'A' at the dose rate of 200mg/kg body weight. The animals of group 'B' were kept as control. On the basis of faecal egg count, reduction on 5th, 10th, 15th, 20th, 25th post-treatment day the efficacy of ivermection was found 100% against G.I. nematodes infection of calves, 100% efficacy against lice infestation at 15th, 20th, 25th post-treatment day. Body weight increased 6.663% in calves after the treatment with ivermectin. A significant (P0.05) increase on the Hb was observed in the treatment group on 20th and 25th day post-treatment day. the PCV level increased significantly (P0.05) from the 15th to 25th post-treatment day. In treatment group, no side effects were observed.
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