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Cats + Medications & Supplements

  • Melatonin is given by mouth or as an implant under the skin and is used to treat sleep and behavior disorders, adrenal disease, and non-allergic hair loss, to suppress the heat cycle, and to improve breeding rates. Give as directed. Side effects are not common but may include sleepiness. Do not use in pets that are allergic to it. If a negative reaction occurs, please call your veterinary office.

  • Meloxicam is a non-steroidal anti-inflammatory agent used to relieve pain and inflammation in dogs and cats. It is indicated for the treatment of osteoarthritis. Meloxicam has also been used to treat pain associated with surgery.

  • Methazolamide (brand names Neptazane®, GlaucTabs®, Glaumetax®, MZM) is a carbonic anhydrase inhibitor used off label (extra label) to treat open angle glaucoma in dogs and cats. Do not use in pets that are allergic to it, have significant liver, kidney, or adrenal disease, have electrolyte imbalances, have severe obstructive lung disease, or have closed angle glaucoma.

  • Methimazole is used to lower the amount of thyroid hormone in the blood. This medication will not cure hyperthyroidism, but will help control the disease.

  • Methionine (brand name Methio-Form) is a nutritional supplement used to make urine more acidic in cats and dogs. Urine acidifiers help manage certain types of urolithiasis (urinary stones). Methionine comes in gel, chewable, powder, and tablet forms. Monitor urine pH and seek immediate veterinary care if signs of Heinz-body anemia appear in cats (pale gums, red-brown urine, weakness).

  • Methocarbamol is given by mouth or injection and is used on and off label to treat muscle spasms due to injury, inflammation, or certain toxicities. Give as directed by your veterinarian. The most common side effect includes sleepiness. Do not use methocarbamol in pets that are allergic to it. If a negative reaction occurs, please call your veterinary office.

  • Methylprednisolone is a glucocorticoid used for many conditions. This type of medication is used to suppress the immune system in diseases like systemic lupus, to stop itching, to treat Addison’s Disease, to treat certain types of cancer, to stop swelling of the brain, to treat certain kinds of anemia and to treat many other conditions.

  • Metoclopramide is used to increase the movements or contractions of the stomach and intestines. It may be used to relieve the symptoms of vomiting and heartburn (gastro-esophageal reflux). This medication may be used for other conditions as determined by your veterinarian.

  • Metoprolol is a beta-blocker used to treat certain heart rhythm problems and hypertension (high blood pressure) in cats and dogs. It has also been used in the treatment of hypertrophic cardiomyopathy (HCM) in cats. It is used off label (extra label) in veterinary medicine.

  • Metronidazole is a synthetic antibacterial and antiprotazoal agent used in treating giardiasis, trichomoniasis, amoebiasis, balantidiasis and trypanosomiasis.