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Dogs + Medications & Supplements

  • Fipronil with cyphenothrin, topical (brand name Parastar® Plus for dogs), is a medication used to treat and control fleas, ticks, and chewing lice in dogs and puppies 12 weeks of age and older and weighing more than 1.8 kg (4 lb). It may also be used to treat sarcoptic mange. Avoid use in rabbits, other small mammals, and cats.

  • Fipronil with permethrin, topical (brand name Effitix®), is a medication used to treat and control fleas, ticks, and chewing lice in dogs and puppies 8 weeks of age and older and weighing more than 2.3 kg (5 lb). Fipronil with permethrin topical is also labeled for repelling biting flies and for repelling and killing mosquitoes. It may also be used as a treatment of sarcoptic mange in dogs.

  • Fipronil with s-methoprene and amitraz (brand name Certifect®) is a topical medication used to treat and control fleas, ticks, and chewing lice in dogs and puppies 8 weeks of age and older, weighing more than 2.3 kg (5 lb). It is also used to aid in the control of sarcoptic mange and mites in dogs and puppies 8 weeks of age and older, weighing more than 2.3 kg (5 lb).

  • Fipronil with s-methoprene and pyriproxyfen, topical (brand name Frontline® Gold), is a medication used to treat and control fleas and ticks in dogs and puppies 8 weeks of age and older, and to control fleas, ticks, and chewing lice in cats and kittens 8 weeks of age and older and weighing at least 1.36 kg (3 lb). It may be used to treat sarcoptic mange in dogs and cats, as well as chewing lice in dogs.

  • Fipronil with s-methoprene, topical (brand names Frontline® Plus, PetArmor® Pro Advanced, Fiproguard® Max, Fiprotrol® Plus, others), is a medication used to treat and control fleas, ticks, sarcoptic mange mites, and chewing lice in dogs and puppies 8 weeks of age and older, weighing more than 2.3 kg (5 lb). It is also used to treat and control fleas, ticks, and chewing lice in cats and kittens 8 weeks of age and older. It may be used off-label in other species.

  • Firocoxib is given by mouth in the form of a tablet to treat pain and inflammation in dogs and horses. It may also be used off label to treat a specific type of bladder cancer in dogs. Do not use this medication in pets that are allergic to it or in pets concurrently using corticosteroids or other NSAIDs. If a negative reaction occurs, call your veterinary office.

  • Fish oil (brand names: Eicosaderm, Dermapet, Welactin, AllerG-3) is a supplement derived from cold-water fish, such as salmon. Fish oil is used to help with inflammatory diseases, including skin allergies (atopy) and dermatitis, arthritis, kidney disease, heart disease, inflammatory bowel disease, diabetes, epilepsy, and some types of cancer. Fish oil is used widely in cats, dogs, and other animals.

  • Flaxseed oil (also called flax oil) is derived from flax plant seeds and contains high levels of alpha-linolenic acid (ALA), an omega-3 fatty acid that has anti-inflammatory effects in the body. Flaxseed oil is used as a dietary supplement to treat inflammatory conditions in cats, dogs, and other animals.

  • Florfenicol + terbinafine + betamethasone otic (brand name Osurnia) is a long-acting, topical ear medication used to treat the itching and inflammation associated with certain bacterial and yeast ear infections in dogs. It should only be administered by a veterinary professional.

  • Florfenicol + terbinafine + mometasone otic (brand names: Claro, Simplera) is a topical ear medication used to treat the itching and inflammation associated with certain bacterial and yeast ear infections in dogs. This medication is usually given by veterinary personnel as a single dose.