Baxa, T.J.; Hutcheson, J.P.; Miller, M.F.; Nichols, W.T.; Streeter, M.N.; Yates, D.A.; Johnson, B.J.
(Kansas State University. Agricultural Experiment Station and Cooperative Extension Service, 2008)
Zilpaterol-HCl (Zilmax) is a β2-adrenergic receptor agonist approved as a growth promotant in feedlot cattle for use during the last 20 to 40 days prior to harvest. It is orally active and improves performance and total ...