Increased mortality in groups of cattle administered the β-adrenergic agonists ractopamine hydrochloride and zilpaterol hydrochloride

Medicine & Life Sciences

• Zilpaterol 100%
• ractopamine 89%
• Adrenergic Agonists 58%
• Cattle 37%
• Mortality 23%
• United States Food and Drug Administration 10%
• Datasets 8%
• Climate 5%
• Proxy 5%
• Incidence 4%
• Drug-Related Side Effects and Adverse Reactions 4%
• Randomized Controlled Trials 3%
• Animals 2%
• Pharmaceutical Preparations 2%

Agriculture & Biology

• zilpaterol hydrochloride 75%
• ractopamine 69%
• adrenergic agonists 64%
• cattle 27%
• death 15%
• cattle feeds 12%
• feedlots 11%
• incidence 10%
• cumulative risk 9%
• randomized clinical trials 8%
• drugs 6%
• clinical trials 5%
• exposure duration 4%
• slaughter 4%
• climate 4%
• animals 2%

Chemistry

• Adrenergic Agonist 77%
• Ractopamine 72%
• Agonist 44%
• Hydrochloride 41%
• Exposure Period 8%
• Drug 6%
• Modification 3%
• Time 2%