Frontline isn't approved for ear mites.Frontline.
Revolution is the first-ever FDA-approved, topically applied medication for cats that:
Kills adult fleas (Ctenocephalides felis) and prevents flea eggs from hatching.
Prevents heartworm disease caused by Dirofilaria immitis.
Treats and controls ear mites (Otodectes cynotis).
Treats and controls roundworms (Toxocara cati) and hookworms (Ancylostoma tubaeforme).