Revolution flea control for cats is a prescription medication that can be bought from the vet or online. Visit a veterinarian to get a prescription for Revolution, which also prevents heartworms, with information from a pet industry specialist in this free video on cat care.Expert: Cordell Jacques Bio: Cordell Jacques has worked in the pet industry for more than 10 years, currently working at Huron Pet Supply in Ann Arbor, Mich. Filmmaker: Travis Waack