An evaluation of chemical restraining agents in the horse

摘要: An evaluation of acepromazine (0.5 mg/kg intramuscularly), azaperone (0.7 and 0.9 intramuscularly) xylazine (2.0 as chemical restraining agents was carried out in seven horses. (Xylazine were used at the recommended dose rates; five times rates). Of three drugs administered only produced sufficient sedation all horses to allow a percutaneous needle muscle biopsy be taken from six muscles. With this procedure could successfully four respectively. Both mild transient tachycardia fall packed cell volume but reduced "stress" measured by increases heart rate. Azaperone an increase plasma 11-OHCS levels when control animals. The measurement changes not found satisfactory means assessing any reduction with some sedative agents.