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• Ketoprofen

  Ketoprofen is given by mouth in the form of a capsule or tablet to treat pain and inflammation in dogs and horses. It’s use in animals is off label. Do not use this medication in pets that are allergic to it, or in pets concurrently using corticosteroids or other NSAIDs. If a negative reaction occurs, call your veterinary office.

• Ketorolac Ophthalmic

  Ketorolac is applied topically to the eye to treat pain and inflammation of the eye. Its use in dogs and cats is off label. Do not use this medication in pets that are allergic to it. If a negative reaction occurs, call your veterinary office.

• L-Theanine

  L-theanine (ANXITANE®) is a nutritional supplement used to treat anxiety in dogs and cats. It is an amino acid naturally found in green tea leaves and is available as a chewable tablet.

• Lactated Ringer’s Solution

  Lactated Ringer’s solution (also known as LRS, Ringer’s Lactate) is a fluid and electrolyte (salts) replacement solution used to correct fluid and electrolyte imbalances in cats, dogs, birds, pocket pets (small mammals), and other animals. Lactated Ringer’s solution comes in injectable form, usually given subcutaneously for at home administration.

• Lactulose

  Lactulose is used off label and is given by mouth to treat high blood ammonia levels and constipation in dogs, cats, birds, and reptiles. The most common side effects are diarrhea, bloating, gas, and abdominal cramping. Do not use in pets that are allergic to it or in pets with intestinal blockage/obstruction.

• Latanoprost Ophthalmic

  Latanoprost (brand names: Xalatan®, Monoprost®, Xelpros®) is used off label to reduce pressure in the eye and treat glaucoma in dogs and other animals. Latanoprost is applied to the eye as a liquid solution.

• Leflunomide

  Leflunomide is an immunomodulating agent used to treat certain immune-mediated conditions in cats and dogs. It is used off label (extra label) in veterinary medicine. Leflunomide comes in a tablet form that may be specially compounded into a liquid. Wear gloves when handling and do not handle if pregnant or nursing.

• Leuprolide

  Leuprolide is a synthetic hormone used to treat adrenal gland problems in ferrets, gonadal issues in birds, and experimentally treat reproductive issues and incontinence (involuntary loss of bladder and bowel control) in dogs and cats. It is given by injection.

• Levetiracetam

  Levetiracetam (brand names: Keppra®, Elepsia®, Spritam®) is used off label as an anticonvulsant used to treat seizures and epilepsy. In dogs, it is typically used in combination with other anticonvulsants, while in cats, it is used alone or in combination.

• Levothyroxine

  Levothyroxine is thyroid hormone replacement given by mouth in the form of a tablet or capsule. It is used to treat hypothyroidism and its use in cats and certain exotic animals is off label. This medication should not be used in pets with certain heart conditions, untreated Addison's disease, or hyperthyroidism.