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The pharmacodynamics of ivermectin in sheep and cattle
(1988-09)
The concentrations of ivermectin in the gastrointestinal tract of sheep and cattle were determined after subcutaneous administration of ivermectin. Ivermectin was not detected (limit of detection 1 ng/ml) in abomasal and ...
Production of strains of the sheep parasite Ostertagia circumcincta by implantation of adult parasites into the abomasum of lambs
(1988-07)
The implantation of a single pair of adult parasites of Ostertagia circumcincta via the abomasa of four lambs resulted in the production of 19, 53, 393 and 425 viable larvae after faecal culture using faeces collected from ...
Efficacy of ivermectin against Cooperia curticei infection in sheep
(1988)
Lambs were inoculated with a single dose of Cooperia curticei. Subcutaneous administration of ivermectin at a dosage of 200 micrograms/kg of body weight resulted in 61.1% and 90.4% anthelmintic efficacy, when measured at ...