Lubabegron, also known as LY591281; LY488756 fumarate, is a veterinary drug used to reduce ammonia emissions from animals and their waste. Ammonia emissions are a concern in agricultural production because of detrimental effects on the environment, human health, and animal health. Lubabegron was approved by the U.S. Food and Drug Administration in 2018 for use in feedlot cattle. Lubabegron is a beta-adrenergic receptor agonist that has the effect of increasing the breakdown of fats and increasing energy expenditure in cells.