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The article reports on the effects of the ban on cypermethrin-based dips on the control of ectoparasite in sheep flocks in Great Britain. There was a significant increase in sheep scab rife in some areas and cases of lice infestation. The Sustainable Control of Parasites (SCOPS) expresses its concern over the slow development of anthelmintic resistance needed to protect the efficacy of the macrocyclic-lactones. The SCOPS gave some recommendations for sheep farmers on controlling both endo- and ectoparasite.

Reports on the increased cases of sheep scabies according to data from the Scottish Agricultural College's (SAC) Maedi-Visna Accreditation Scheme. Increase in the percentage of flocks tested positive in 2002/03; Comments from Catriona Ritchie of the Sheep and Goat Health Scheme of SAC.

Reports on the link between outbreaks of sheep scan and flocks dipped or injected with endectocide in September 2003 in Great Britain. Comments from Neil Sargison of the Royal Dick Vet School; Strategies for scab control when dipping.

Presents information on products authorized for dipping sheep for and against scab in autumn 2003. Organophosphate and synthetic pyrethroid products approved to be used to dip sheep.