Influence of ruminal bypass on the pharmacokinetics and efficacy of benzimidazole anthelmintics in sheep

abomaso abomasum albendazole animal domestique anthelminthique anthelmintics application methods benzimidazole benzimidazoles blood plasma caillette domestic animals drug delivery systems drug therapy drugs farmacologia fenbendazole fluide du rumen fluido del rumen hplc medicamentos metabolism metabolisme metabolismo metabolites metabolitos ovin ovinos oxfendazole pharmacologie pharmacology plasma sanguin resistance to chemicals rumen rumen fluid sheep trichostrongylus colubriformis