Cause severe hypotension and bradycardia. Small doses life-threatening for small pets.
Dogs
Emergency risk
Cats
Emergency risk
Risk level
Danger
Symptoms
Severe low blood pressure, slow heart rate, weakness, collapse
What to do now
EMERGENCY. Rush to vet. IV fluids and antidote needed.
Use these hub pages for broader dog, cat, cleaner, and emergency planning guidance.
Compare Calcium Channel Blockers with common dog food, plant, medication, and household toxicity risks.
Open hubCat poisoningSee cat-specific guidance for Calcium Channel Blockers, plants, cleaners, foods, and medication risks.
Open hubEmergency planningPlan for emergency exams, toxin ingestion care, hospitalization, and insurance decisions.
Open hubSevere low blood pressure, slow heart rate, weakness, collapse
EMERGENCY. Rush to vet. IV fluids and antidote needed.
Plan ahead for emergency vet bills
Poisoning, broken bones, and emergency surgery can get expensive quickly. Compare costs and accident coverage before you need it.
A one-page checklist for symptoms, product labels, emergency contacts, and what to bring to the clinic.
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Stomach ulcers and kidney damage. Cats especially sensitive.
Can cause serotonin syndrome. Even one pill is serious.
Overdose causes dangerous calcium levels. Kidney failure.
Iron toxicity causing liver damage and metabolic acidosis.