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Blood Pressure Medications

Pet toxin reference — educational information only.
Pet toxins

What to know

Blood Pressure Medications — toxicity in dogs and cats

Call your vetApplies to: dogs and cats.

Overview

Blood pressure drugs (including ACE inhibitors, beta blockers, and calcium channel blockers) can cause dangerous cardiovascular effects in pets depending on medication class and dose. Some cause low blood pressure and weakness, while others can trigger slow heart rates and collapse. Small pets are at greater risk from single-tablet exposures. Early monitoring helps prevent delayed complications.

Symptoms

Weakness, collapse, vomiting, slow heart rate

Typical onset

1-6 hours

What to do

Contact your vet urgently.

This page is educational and does not replace veterinary advice. If your pet may have been exposed, call UVEC at (801) 218-2227 or ASPCA Poison Control at (888) 426-4435.

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Blood pressure drugs (including ACE inhibitors, beta blockers, and calcium channel blockers) can cause dangerous cardiovascular effects in pets depending on medication class and dose. Some cause low blood pressure and weakness, while others can trigger slow heart rates and collapse. Small pets are at greater risk from single-tablet exposures. Early monitoring helps prevent delayed complications.

Symptoms
Weakness, collapse, vomiting, slow heart rate
Onset
1-6 hours
Recommended next step
Contact your vet urgently.
This tool is informational only and does not replace veterinary advice. If ingestion may have happened, contact UVEC at (801) 218-2227 or ASPCA Poison Control at (888) 426-4435.