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Illustrated Articles

  • Ofloxacin ophthalmic is an antimicrobial medication used to treat certain types of eye infections in cats, dogs, and exotic species. It may be used “off label” or “extra label” to treat other eye conditions. Ofloxacin ophthalmic comes in liquid drop form.

  • Olive leaf is given by mouth and is used over the counter and off label to treat a variety of conditions such as high blood pressure, high blood sugar, inflammation, and infections. Give as directed by your veterinarian. Side effects are uncommon but may include headache, muscle aches, or stomach upset. Olive leaf should not use in pets that are allergic to it, or in pregnant or nursing pets. If a negative reaction occurs, please call your veterinary office.

  • Olopatadine ophthalmic is an antihistamine medication used to treat pruritus (itchiness) of the eyes caused by allergies in animals. Olopatadine ophthalmic comes in liquid drop suspension form.

  • Omeprazole is given by mouth and is used off-label to treat ulcers and erosions in the stomach and upper small intestine. Give as directed. Side effects are uncommon but may include stomach upset, such as vomiting, diarrhea, or gas. Do not use in pets with a history of allergies to this class of drugs. If a negative reaction occurs, call your veterinarian.

  • Ondansetron (brand names Zofran®, Zuplenz®) is given by mouth or injection and is used off label in dogs and cats to treat vomiting. Side effects are not common but include constipation, sleepiness, or head shaking. Do not use in pets that are allergic to the medication.

  • Ophytrium is an ingredient extracted from Japanese mondo grass (Ophipogon japonicus) that is used in several topical treatments (i.e., Douxo® S3 products). It is used on dogs and cats with oily to flaky skin. It is believed to help control odor and dandruff, soothe and hydrate the skin, maintain the skin barrier, untangle the fur, and soften the coat.

  • There are many reasons why your cat might need oral surgery, including dental disease and oral tumors. Your veterinarian may refer your cat to a board-certified dentist, surgeon, or oncologist. Prior to your cat's surgery, blood tests will be performed to prepare an anesthetic protocol suitable for your cat. Most cats recover with minimal discomfort and will need to eat soft food until healing is complete.

  • There are many causes of oral swellings, including local trauma, infection, fluid accumulation and tumors. If you find an oral swelling in your cat's mouth, book an appointment with your veterinarian as soon as possible. Your veterinarian will perform diagnostic tests such as intraoral X-rays, blood tests, and tissue sampling. Treatment and prognosis depend on the cause.

  • Odontogenic fibromas, sometimes previously referred to as an epulis, are benign tumors of the mouth often at the front of the upper jaw. These may be locally invasive and may cause some oral pain. Surgery is the recommended course of action to treat this condition.

  • Oral squamous cell carcinomas (SCC) are the most common oral tumor in cats, and second most common in dogs. These tumors are locally aggressive, with a possibility to metastasize. Regardless of the location of SCC, surgery is the typically the standard treatment. Radiation therapy may be recommended following surgery or as a primary treatment for palliative care. Staging is recommended for all cases. If metastasis is present chemotherapy is often pursued.