*Prescription Required: Vetsource®, our pharmacy provider, may need to contact your veterinary hospital for prescription verification.
Fluoxetine is an antidepressant of the selective serotonin reuptake inhibitor (SSRI) class. It is used to treat behavior problems including obsessive compulsive behavior such as constant licking in dogs and cats, and feather picking in birds. Medications alone may not solve behavioral problems and are may be combined with behavioral modification techniques recommended by your veterinarian or animal behaviorist.
Side effects may include drowsiness, decrease in appetite, stomach upset, diarrhea, restlessness, trouble sleeping, hyperactivity, panting and irritability. If these symptoms persist, contact your veterinarian. Notify your veterinarian if any symptoms are troublesome and continue.
Other side effects may occur. If you notice anything unusual, contact your veterinarian.
Dogs and Cats
Fluoxetine is used to treat separation anxiety, obsessive compulsive behaviors and aggression.
Fluoxetine should be given orally as directed by your veterinarian. Try to give this medication at about the same time each day. Do not stop giving the medication unless advised by your veterinarian.
This medication does not have an FDA approved indication for use in animals, but it is a common and acceptable practice for veterinarians to prescribe this human medication for use in animals.
Make sure to tell your veterinarian what other medication or supplements you are giving to your pet. Quite often your veterinarian may prescribe two different medications, even if a drug interaction may occur. In this case, your veterinarian may vary the dose and/or monitor your pet more closely. The following drugs can potentially interact with fluoxetine: warfarin, phenylbutazone, digoxin, diazepam, haloperidol, lithium, l-tryptophan, tricyclic antidepressants, buspirone, thioridazine, perphenazine, cimetidine, propafenone, flecainide, encainide, monoamine oxidase inhibitors – i.e. selegiline, l-deprenyl, isoniazid, Mitaban dip. Contact your veterinarian if your pet experiences any unusual reactions when different medications are given together.
Allergic reactions to medications may occur. Be sure to inform VetSource and your veterinarian if your pet has any known drug sensitivities or allergies. If your pet displays symptoms of an allergic reaction, call your veterinarian immediately or go to a veterinary emergency clinic. Symptoms may include but are not limited to: swollen lips, tongue, face, airways; difficulty breathing; agitation; profuse salivation; vomiting; widespread hives and itching.