Pet Health Articles
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Pyrethrins + piperonyl butoxide + bicycloheptene dicarboximide otic (brand name Otomite Plus®) is a medication used to treat ear mites in dogs and cats older than 12 weeks of age. Pyrethrins + piperonyl butoxide + bicycloheptene dicarboximide otic comes in a liquid drop form. It is highly toxic to aquatic species and toxic to cats if ingested.
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Pyridostigmine bromide is given by mouth or injection and is used off label to treat symptoms related to myasthenia gravis. Give as directed.
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Pyrimethamine is an antiprotozoal tablet given by mouth and used off-label to treat certain parasitic infections. Common side effects include vomiting, low appetite, tiredness, and low blood cell counts. Cats are more likely to have more severe side effects. Pregnant women should handle this medication carefully.
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Pyrimethamine + sulfadiazine (ReBalance®) is a drug used for the treatment of equine protozoal myeloencephalitis (EPM) caused by Sarcocystis neurona in horses. It may be used off label to treat neosporosis in dogs or toxoplasmosis in cats.
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Ramipril (Prilocard®, Vasotop®) is an ACE-inhibitor drug used in the management of congestive heart failure and high blood pressure in dogs and cats. It may also be useful in the treatment of some forms of kidney disease in dogs and cats.
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Ranitidine is a type of acid reducer used to treat and prevent ulcers in the stomach and small intestines and to treat erosive gastritis, esophagitis, and esophageal reflux in dogs and cats. Ranitidine may be used to stimulate bowel activity and stomach contractions in cats and rabbits. It may also be used in rabbits to treat stomach ulcers and in ferrets to treat Helicobacter mustelae.
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Rawhide-based oral hygiene chews are chews with an abrasive texture that can help prevent or delay the formation of dental plaque and calculus build-up on your pet’s teeth. C.E.T.® Enzymatic Oral Hygiene Chews is one common brand.
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Remdesivir is an injectable, antiviral medication used to treat feline infectious peritonitis (FIP) in cats. The injection may be painful or cause swelling or inflammation. Its use is still being evaluated and any concerns should be reported to your veterinarian immediately.
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Rifampin is commonly used off label to treat infections in horses, and occasionally in dogs and cats. It is usually given by mouth in the form of a capsule or compounded liquid. The most common side effects are vomiting, diarrhea, or reduced appetite. Liver dysfunction is possible. A change in the color of urine, tears, and saliva to a red/orange color is expected but may stain fabrics. Use with caution in pets that have pre-existing liver disease, are pregnant, are elderly, or are lactating. If a negative reaction occurs, call your veterinary office.
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Rifaximin is an antibiotic drug used to treat chronic diarrhea in dogs. It may also be effective in reducing neurological signs associated with liver disease in dogs and cats. It is used to treat and prevent mastitis in cows, and to treat endometritis in cows and horses.