Anxiety & behavior Dogs & Cats

Alprazolam (Xanax) for dogs and cats

Used before triggers like storms or fireworks to reduce panic. [1]

Last reviewed: October 2026 · 2 sources · see sources

Quick answerAlprazolam is a prescription medicine for dogs and cats. A benzodiazepine that enhances GABA, the brain's main calming signal. The most common side effects: sedation, increased appetite and wobbliness.

Key facts

Generic nameAlprazolam
Common brand namesXanax
Used inDogs & Cats
TypeAnxiety & behavior
Prescription?Prescription
Typical US priceNot listed (no reliable public source)

What it's used for

Used before triggers like storms or fireworks to reduce panic. [1]

How it works

A benzodiazepine that enhances GABA, the brain's main calming signal. [1]

Side effects and cautions

Common side effects: Sedation, increased appetite and wobbliness. Some pets get the opposite effect: excitement or agitation. [1]

Use with care: A controlled substance. Can interfere with training. Use caution with liver disease. [1]

Call your vet right away if your pet has trouble breathing, facial swelling, hives, collapse, or any side effect that is severe or getting worse.

About dosingDosing is your vet's call. We don't list doses because the right amount depends on your pet's weight, age, health and other medicines. Don't change a dose or stop a medicine without asking your vet, and never give a pet medicine meant for people unless your vet tells you to [2].

What it costs

We don't list a price for this one because we couldn't find a reliable public source. Ask your vet or pharmacy for a quote; prices depend on your pet's size, the dose and where you fill it.

Alprazolam FAQ

What is Alprazolam used for in dogs and cats?

Used before triggers like storms or fireworks to reduce panic.

What are the side effects of Alprazolam?

Sedation, increased appetite and wobbliness. Some pets get the opposite effect: excitement or agitation.

Does Alprazolam need a prescription?

Yes. It needs a prescription from a veterinarian.

How much Alprazolam should I give my pet?

Only your veterinarian can tell you. The right dose depends on your pet's weight, health and other medicines, so we don't list doses. Never give a pet a medicine prescribed for a person or another animal without asking your vet.

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This page is general information for pet owners, not veterinary advice. Talk to your vet about your own pet.

Sources (2) — tap to show
  1. VCA Animal Hospitals – Alprazolam (veterinary drug handout)
  2. FDA – Frequently asked questions about animal drugs