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Pet Health Articles

Medications & Supplements

  • Imepitoin (brand name Pexion®) is a behavior modification medication used to treat noise aversion in dogs. It may also be used to treat noise phobias in dogs or as an anticonvulsant to treat idiopathic epilepsy in cats and dogs. Its use may be off label depending on condition, species, and jurisdiction. Imepitoin comes in tablet form.

  • Imidacloprid + flumethrin (Seresto collar) is a topical antiparasitic drug contained in a collar. It is used to control fleas, ticks, and chewing lice on dogs and puppies, and to control fleas and ticks in cats and kittens. If used properly, is effective for 8 months.

  • Imidacloprid + permethrin + pyriproxyfen (brand names K9 Advantix II, Provecta Advanced, Activate II) is a topical (spot-on) antiparasitic drug used in the prevention and treatment of fleas, ticks, mosquitoes, biting flies, and chewing lice in dogs and puppies. Do not use in cats.

  • Imidacloprid + pyriproxyfen (brand names Advantage II, Provecta II) is a topical (spot-on) antiparasitic drug used to repel and kill fleas and lice in dogs and puppies. It is labeled for treatment of flea infestations in cats and kittens. Certain products may be labeled for use in ferrets or rabbits or may be used off label (extra label).

  • Imidacloprid oral is given by mouth to treat flea infestations in dogs only. Side effects are uncommon but may include vomiting, soft stools, decreased appetite, or difficulty walking. Do not use this medication in cats, in puppies less than 10 weeks old or weighing less than 4 pounds, or in pregnant or lactating dogs.

  • Imidacloprid topical is used on and off label and is applied topically to the skin to treat flea infestations in cats, dogs, and ferrets. It is frequently used in combination with other medications to treat a variety of parasites. Side effects are uncommon but may include irritation at the application site or drooling, shaking, vomiting, and decreased appetite if the medication is accidentally ingested. Do not use combination products in young pets. Certain combination products should not be used in cats.

  • Imidocarb dipropionate (brand name Imizol®) is a drug used to treat infections caused by protozoa (single-celled organisms that sometimes cause disease), such as babesiosis infection in dogs. It is also used off-label to treat other protozoal infections in dogs, cats, and horses. Imidocarb dipropionate is given by injection by a veterinarian.

  • Imipenem + cilastatin sodium is a carbapenem antibiotic used to treat serious multidrug resistant bacterial infections in cats, dogs, and other animals. This medication should only be used in bacterial infections susceptible to the drug and when other classes of antibiotic have proven ineffective. Imipenem + cilastatin sodium comes in an injectable form.

  • Imipramine (brand names: Tofranil®, Impril®) is a tricyclic antidepressant used in cats, dogs, and horses to treat urinary incontinence, sudden muscle weakness, and certain behavior disorders. It may also be used in conjunction with other medications to treat chronic pain. Imipramine is given by mouth or injection and is used off label.

  • Imiquimod topical is a topical immune-modifying agent used to treat certain skin conditions in cats, dogs, and horses. This medication is used off label in in veterinary medicine. Imiquimod topical comes as a topical cream.