Best OTC topical preventative Among the best flea and tick treatments for dogs, Frontline Plus is our top pick because it kills ticks and fleas, controls flea infestations, and kills chewing lice ...

Frontline Plus and Frontline Gold are topical products that work against fleas, ticks, and lice. They’re only available in ...

Best OTC topical I chose Frontline Plus as one of the best flea and tick treatments for cats because it not only kills fleas and ticks and controls flea infestations but also kills chewing lice.