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Medications & Supplements

  • Orbifloxacin + posaconazole + mometasone (Posatex®) is a combination topical ear medication that is used to treat bacterial and/or yeast ear infections in dogs. It comes as a liquid suspension that is applied topically to the affected ear once daily.

  • Oxytetracycline is an antimicrobial medication used to treat bacterial infections. It is used to treat infections in cats, dogs, and fish. It is used “off label” or “extra label” to treat bacterial infections in exotic animals. Oxytetracycline comes in oral tablet or compounded liquid forms.

  • Oxytetracycline/polymyxin B ophthalmic (brand name Terramycin®) is a combination antimicrobial medication used to treat certain types of bacteria (gram-positive and gram-negative). It is used to treat eye infections in cats and dogs. It is used “off label” or “extra-label” to treat eye infections in avian species, hedgehogs, and rabbits. Oxytetracycline/polymyxin B comes in ointment form.

  • Pancrelipase is given by mouth and is used on and off label to treat exocrine pancreatic enzyme deficiency in dogs, cats, and birds. It is also used to treat fur balls in rabbits. Give as directed by your veterinarian. Common side effects at higher doses include diarrhea, cramping, gas, or vomiting. Do not use in pets that are allergic to pork. If a negative reaction occurs, please call your veterinary office.

  • Penicillin G (brand names VetriPen G, PenOne Pro, others), is an antibiotic used to treat susceptible infections in cats, dogs, chickens, horses, livestock, ferrets, hedgehogs, rabbits, and other animals. It is used off label (extra label) in cats, dogs, and other companion animals. Penicillin G comes in injectable suspension form. Caution when using in rabbits and other animals sensitive to penicillin-like drugs.

  • Pentoxifylline is given by mouth and is used off label to treat skin disorders and poor perfusion due to inflamed blood vessels. Give as directed. Common side effects include vomiting, diarrhea, lack of appetite, excitement, or restlessness. Do not use in pets that are allergic to it, allergic to xanthines, or in pets with bleeding in the brain or eye. If a negative reaction occurs, please call your veterinary office.

  • Phenobarbital is given by mouth or as an injection to treat seizures or to sedate your pet. Common side effects include sleepiness, increased thirst, urination, and/or appetite. Do not use this medication in pets with liver, lung, or kidney disease or those that are allergic to barbiturates. If a negative reaction occurs, call your veterinary office.

  • Phenylpropanolamine (brand name: Proin®) is given by mouth and is used on and off label to treat urinary incontinence. Give as directed by your veterinarian. The most common side effects include vomiting, diarrhea, lack of appetite, increased thirst, restlessness, irritability, and difficulty urinating. Do not use in pets that are allergic to it or are pregnant. If a negative reaction occurs, please call your veterinary office.

  • Pheromones (brand names Feliway®, Comfort Zone®, Adaptil®, others) are natural or synthetic substances that mimic scents released by animals to communicate. Pheromones are used in cats and dogs as behavior modifiers for a variety of conditions, including urine spraying and marking, inter-cat aggression, stressful events, phobias, and separation anxiety, among other conditions. Pheromones comes in collar, diffuser, and spray forms.

  • Phytonadione (brand names: Mephyton®, Phytomenadione®, Aqua-Mephyton®, K-Caps®, Konakion®, Hemophyt®) is given by mouth and is used on and off label to treat vitamin K1 deficiencies in a variety of animal species, usually due to toxicities. Give as directed by your veterinarian. Side effects are uncommon. Do not use in pets that are allergic to it unless the benefits outweigh the risks. If a negative reaction occurs, please call your veterinary office.