date:Dec 31, 2013
peeling off, he said.
Merck is now trying to win the industry back. At a closed-door session of an Academy of Veterinary Consultants conference in Denver on December 5, some 300 cattle veterinarians sparred over Zilmax.
During the debate, they broke into informal camps of believers who think Zilmax hurts cattle, and disbelievers who discount its negative effects, according to Larry Moczygemba, president of the academy.
The veterinarians debated the effects of Zilmax and other beta-agonist dr