Abstract
The aim of this study was to evaluate the anthelmintic activity of Melia azedarach grounded dry fruits, in lambs naturally infected with gastrointestinal nematodes. Twenty four (24) mixed-breed Ile de France x Corriedale, male lambs, aged 3 month, were separeted into three (3) groups of eight (8) animals: the first group was medicated with 5mg.Kg-1 of albendazole orally, in a single dose, the second group was medicated with 2g.Kg-1 of Melia azedarach fruits orally, in a single dose, and the third group remained untreated, as control. The results showed that the group that presented the best efficacy was the one treated with albendazole (51.96%), followed by the group treated with Melia azedarach fruits that presented 33.21% of efficacy.

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Copyright (c) 2008 Margarete Kimie Falbo, Itacir Eloi Sandini, Helcya Mime Ishiy, Jorge Luis Fávaro, Carlos Eduardo dos Santos, Sinthia Bastos, Daniel Rodigheri, Daniela Guzzo
