'''Strategic anthelmintic programmes '''for preventing parasitic bronchitis can also be used. This will entail Ivermectin being administered at 3, 8 and 13 weeks post-turnout. '''NOTE''': Residual activity of 28 days against lungworm. There will be no anthelmintic cover if challenge encountered either early (0-3 weeks) or late (after 17 weeks) in the grazing season. | '''Strategic anthelmintic programmes '''for preventing parasitic bronchitis can also be used. This will entail Ivermectin being administered at 3, 8 and 13 weeks post-turnout. '''NOTE''': Residual activity of 28 days against lungworm. There will be no anthelmintic cover if challenge encountered either early (0-3 weeks) or late (after 17 weeks) in the grazing season. |