| Ionophores are antibiotics that are sometimes added to cattle and poultry feed, improving feed efficiency and growth rate, The ionophores currently approved for use are safe at the prescribed levels for the indicated species, Feed containing ionophores are dangerous for horses because they are more sensitive to ionophore toxicity than other species and can lead to sudden death. In this paper we will discuss the ionophore toxicity for horses, pathogenesis, clinical signs, pathology findings, diagnosis and treatment, |
