Educational Articles

Medications

  • Ephedra is prescribed most often treat breathing problems and is given by mouth. Give as directed by your veterinarian. Side effects include increased heart rate, body temperature, and blood pressure, agitation, restlessness, sleeplessness, nausea, tremors, and vomiting. Do not use in pets that are allergic, pregnant, nursing, are debilitated, elderly or young, or have glaucoma, heart disease, high blood pressure, seizures, diabetes, anxiety, enlarged prostate, liver disease, kidney disease or thyroid disease. If a negative reaction occurs, please call your veterinary office.

  • Ephedrine is most commonly given by injection (and rarely by mouth) and is used off label to treat low blood pressure and certain types of urinary incontinence. Give as directed by your veterinarian. Common side effects include restlessness, fast heartbeat, and high blood pressure. Do not use in pets that are allergic to it or in pets with severe heart disease or abnormal heart rhythms. If a negative reaction occurs, please call your veterinary office.

  • Erythromycin is given by mouth or injection and is used off label to treat bacterial infections and gastrointestinal motility problems in many animal species. Common side effects include diarrhea, lack of appetite, and vomiting. Do not use in pets that are allergic to it, have liver disease or dysfunction, or in pets such as rabbits, gerbils, guinea pigs, or hamsters. If a negative reaction occurs, please call your veterinary office.

  • Eyebright is an over the counter supplement, given by mouth or used topically as an adjunctive treatment for infection and inflammation of the eyes, skin, or mucous membranes. Give as directed by your veterinarian. The most common side effect is a sensitivity reaction that may include redness, itching, or irritation. Do not use in pets that are allergic to it or that are pregnant, nursing, have had eye surgery, or have diabetes. If a negative reaction occurs, please call your veterinary office.

  • Famciclovir (brand name Famvir®) is an anti-viral medication used to treat feline herpesvirus (FHV-1). Famciclovir comes in tablet form; however your veterinarian may compound it into a liquid form. The usual side effects of famciclovir include decreased appetite and increased amounts of urine. Any side effects should be reported to your veterinarian.

  • Famotidine is an antacid given by mouth or into the vein, and is commonly used off label to treat gastrointestinal ulcers and acid reflux. Side effects are uncommon but may include a slow heart rate, stomach upset, or dry mouth and skin. Use cautiously in pets that are geriatric or have liver, kidney, or heart disease. If a negative reaction occurs, please call your veterinary office.

  • Fenbendazole (brand names Panacur®, Safe-Guard®) is a medication used to treat a variety of parasites in dogs. Its use in cats for the treatment of parasites is off label or extra label. Fenbendazole comes as oral granules or as a liquid suspension and is given by mouth. Liquid forms must be measured carefully. Give this medication as directed by your veterinarian. At regular doses, fenbendazole does not usually cause any side effects. Fenbendazole should not be used in puppies younger than 6 weeks of age or in sick animals. If you suspect an overdose or an adverse reaction to the medication, call your veterinary office immediately.

  • Ferrous sulfate is given by mouth and is used off label to treat iron-deficiency. Use as directed by your veterinarian. Common side effects include gastrointestinal upset such as discomfort, constipation, nausea, vomiting, and diarrhea. Do not use in pets that are allergic to it. If a negative reaction occurs, please call your veterinary office.

  • Finasteride is a medication used in dogs to restore infertility issues caused by benign prostatic hypertrophy (an enlargement of the prostate gland caused by hormones) and treat the general clinical signs associated with it. Finasteride comes in pill form and is given orally (by mouth). It may be given with or without food. This short-acting medication should stop working within 24 hours, although effects can be longer in pets with liver or kidney disease. If you suspect an overdose or an adverse reaction to the medication, call your veterinary office immediately.

  • Fipronil is used topically to treat flea, tick, and chewing lice infestations. Side effects are uncommon, but may include skin irritation at the application site. Do not use this product on pets less than 8 weeks old, geriatric pets, or sick/weak pets. If a negative reaction occurs, please call your veterinary office.