Amazon.com : Ring Out - Control and Help Ringworm for Cats, Dogs, Sheep, Goats, Cattle, Horses, all Pets and Livestock makes 32 oz. of Spray : Pet Supplies
What Is Ringworm in Cats, & How Do You Treat It? - GoodRx
Ask the expert: Ringworm treatment | HumanePro by The Humane Society of the United States