Before revision: Black Angus Cattle upright=1.5|A CDC infographic on how antibiotic-resistant bacteria have the potential to spread from farm animals Antibiotic use in livestock is the use of antibiotics for any purpose in the husbandry of livestock, which includes treatment when ill (therapeutic), treatment of a group of animals when at least one is diagnosed with clinical infection (metaphylaxis), and preventative treatment (prophylaxis).
After revision: upright=1.5|A CDC infographic on how antibiotic-resistant bacteria have the potential to spread from farm animals Antibiotic use in livestock is the use of antibiotics for any purpose in the husbandry of livestock, which includes treatment when ill (therapeutic), treatment of a group of animals when at least one is diagnosed with clinical infection (metaphylaxis), and preventative treatment (prophylaxis).