Metronidazole Use in Dogs

Metronidazole is a drug that is commonly used to treat ailments in dogs. It is most often used to treat stomach and gastrointestinal problems, as well as to keep secondary infections in check. Metronidazole is routinely used by veterinarians because it is cost effective and is one of the safest drugs on the market.

  1. What It Is

    • Metronidazole is most often used as an antibiotic to treat bacterial infections in dogs. It is also used as an antiprotozoal, used to treat parasitic one-celled organisms, such as giardia, that attack the body.

    Uses of Metronidazole

    • Metronidazole is used frequently to treat bacterial infections in dogs. According to the Pet Place Drug Library, the bacterial infections most often treated with the drug are stomach, gastrointestinal, respiratory, skin and urinary tract/bladder infections. Metronidazole's antiprotozoal properties are used to treat the parasite giardia. Viruses are unaffected by Metronidazole.

    Availability

    • Metronidazole is available in liquid form, capsules and tablets. Tablets come in 250 mg and 500 mg, capsules come in 375 mg strength and the liquid form comes in vials of 5 mL and 500 mL.

    Dosing

    • Dosing levels of Metronidazole for dogs is typically 5 mg to 30 mg per pound of body weight. The range is determined by the dog's tolerance to the drug, as well as the severity of the illness.

    Side Effects

    • According to the Pet Place Drug Library, Metronidazole is normally safe, but some side effects can develop, especially in dogs with sensitivity to the drug. Metronidazole should not be used without a prescription from your veterinarian. The most common side effects in dogs include vomiting, loss of appetite, difficulty walking, constant eye twitching and lethargy. Serious side effects can include seizures, ataxia (rapid heart beat), head tilt and liver disease. Metronidazole should not be used in dogs with existing liver problems.