Aflatoxicosis Aflatoxins are toxic products produced by Aspergillus mold. It can be produced by mold in several feedstuffs, most commonly in stored cottonseeds, peanut meal and corn. Treatment includes the same preventative measures, and again therapy is primarily supportive. Ergotism Ergot mycotoxin is produced by the Claviceps mold. Problems are most likely to occur during damp weather during plant flowering time.
Behavioral changes are the most commonly reported effect in horses.
Fescue Toxicosis Fescue Toxicosis is caused by consumption of tall fescue infected with the fungus Acremonimum. It is commonly observed as reproductive problems in broodmares. Most of the fescue in Oklahoma contains the fungus. Treatment is primarily preventative by removal of bred mares prior to foaling, or administering preventative drug therapy. More details on this toxicosis is available in OSU Current Report-3917, Fescue Toxicity and Horses.