A new injector gun for administering doramectin-based worm and scab medication to sheep has been introduced by Pfizer Animal Health. According to senior livestock vet Carolyn Hogan, the intra-muscular injection route for this medication combined…
Bulk milk surveillance for stomach worm exposure in dairy cows has found high levels in 68% of herds, with "probable sub-clinical effects on health and production", according to Pfizer Animal Health.
Between September 2011 and March this…