Clenbuterol Use In Animals Free PLR Article Clenbuterol is the drug that is pretty common in human as well as veterinary use. Clenbuterol is often used as a bronchodilator for the treatment of allergic respiratory diseases in horses. and metabolism accelerator. However, Clenbuterols illegal use is popular in livestock because its ability to induce weight gain and a greater proportion of muscle to fat. An experiment carried on Clenbuterol, in which horses were ...