Treating Behavior Problems in Dogs (cont.)

Which Medicines Are Best for What?

Five types of medicines are usually used to treat behavior problems in dogs. These are benzodiazepines (BZs), monoamine oxidase inhibitors (MAOIs), tricyclic antidepressants (TCAs) and selective serotonin reuptake inhibitors (SSRIs). The following is a table that shows different behavior problems in dogs that have been successfully treated with behavior change training and medicine.

Behavior Problem

Medicine Type

General Timidity and Fear of New Things

TCA, SSRI, 5-HT agonist

Thunderstorm or Noise Event Phobia


Distress at Being Left Alone (Separation Anxiety)


Compulsive Behavior (repeating the same short response or sequence over and over again)

TCA, SSRI, 5-HT agonist

Excessive Licking

TCA, SSRI, 5-HT agonist

Cognitive Dysfunction