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Pet Health Library

Cats + Medications & Supplements

  • Cytarabine is a chemotherapy medication commonly used off label to treat blood cancers and brain inflammation. It is an injectable solution usually given in the vein by a veterinary professional. Common side effects include gastrointestinal upset and low blood cell counts. This medication should not be used or used with caution in pets with liver or kidney disease, those that have an allergy to this medication, and pregnant/lactating pets. If a negative reaction occurs, call your veterinary office.

  • Desmopressin is administered into the eye or is given as an injection and is used off label to treat diabetes insipidus and von Willebrand disease. Give as directed by your veterinarian. Side effects are uncommon but may include irritation upon application to the eye. Do not use in pets that are allergic to it or pets that are prone to blood clots, such as those with heart disease. If a negative reaction occurs, please call your veterinary office.

  • Desoxycorticosterone pivalate (DOCP) (brand name Percorten-V®, Zycortal®) is a steroid hormone replacement therapy used to treat primary hypoadrenocorticism (Addison’s disease) in dogs. Extra-label (off-label) lower dosages of DOCP (i.e., lower dose, longer dosing interval, or both) can be used to control the balance of blood electrolyte levels. DOCP has also been used extra-label to treat hypoadrenocorticism in cats.

  • Dexamethasone is given on and off label, by mouth or injection, to treat various inflammatory, autoimmune, and adrenal gland conditions. It can also be used off label as a diagnostic test. Common side effects include increased drinking, urination and/or appetite, dull/dry haircoat, weight gain, pot-bellied appearance, muscle weakness, panting, vomiting, or diarrhea. Do not use in pets that are allergic to it, have systemic fungal infections, diabetes, or stomach or intestinal ulcers, or are taking NSAIDs. It should not be used in rabbits or in surgical pets. If a negative reaction occurs, please call your veterinary office.

  • Dexamethasone ophthalmic is a topical steroid medication used to treat inflammatory eye conditions in cats, dogs, rabbits, avian species, and other animals. Dexamethasone ophthalmic may be used alone or in combination with an antimicrobial. Dexamethasone ophthalmic comes in ointment and liquid drop form. Avoid use in animals with corneal ulcerations or corneal infections.

  • Dexamethasone Otic is a steroid medication used in pets to treat topical inflammation of the ears, often with other medications such as antibiotics. It comes as a liquid solution that is prescribed for topical use within a pet’s ear canal. There are no veterinary brands of dexamethasone otic, so human brands (eg Maxidex®) or veterinary-compounded formulations are used off-label in pets.

  • Dexmedetomidine is a sedative/tranquilizer used primarily in cats and dogs as a pre-medication injection for anesthesia or for chemical restraint. It is also used orally in dogs for short-term anxiety management. The most common side effect is a low heart rate. Dexmedetomidine should not be used in patients with severe heart liver or kidney disease. It should be used cautiously in young, old, or weak animals. Consult your veterinary office immediately if you suspect a negative reaction or overdose.

  • Dextromethorphan is given by mouth and is used off label to treat compulsive behaviors and occasionally used to treat cough. Side effects are uncommon but may include vomiting, diarrhea, decreased appetite, sleepiness, drooling or anxiousness. Do not use in pets that are allergic to it.

  • Dextromethorphan + Guaifenesin is given by mouth as a tablet and is used off label to reduce cough in dogs and cats or to treat compulsive behavior. Side effects are uncommon, but serious adverse reactions associated with this drug may occur without warning. Contact your veterinarian if you notice anything out of the ordinary.

  • Diazepam is given by mouth, injection, or into the rectum and is used off label to treat anxiety, seizures, tense muscles, or decreased appetite. Give as directed by your veterinarian. Side effects include sleepiness, increased appetite, incoordination, weakness, agitation, drooling, and aggression. Do not give to cats by mouth, and do not use in pets that are allergic to it or other benzodiazepines, or in pets with severe liver disease. If a negative reaction occurs, please call your veterinary office.