Contains cardiac glycosides. Extremely toxic.
Dogs
Emergency risk
Cats
Emergency risk
Risk level
Danger
Symptoms
Drooling, vomiting, abnormal heart rhythm, seizures, death
What to do now
Emergency. Extremely dangerous even in small amounts.
Use these hub pages for broader dog, cat, cleaner, and emergency planning guidance.
Compare Oleander with common dog food, plant, medication, and household toxicity risks.
Open hubCat poisoningSee cat-specific guidance for Oleander, plants, cleaners, foods, and medication risks.
Open hubEmergency planningPlan for emergency exams, toxin ingestion care, hospitalization, and insurance decisions.
Open hubDrooling, vomiting, abnormal heart rhythm, seizures, death
Emergency. Extremely dangerous even in small amounts.
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.
Grapes and raisins are highly toxic to dogs and cats. They can cause acute kidney failure even in small amounts.
All members of the allium family (onions, garlic, shallots, chives, leeks) are toxic. They damage red blood cells and can cause anemia.
Garlic is toxic to dogs and cats. It damages red blood cells, leading to anemia.
Wild mushrooms can be highly toxic. Store-bought mushrooms are generally safe, but wild ones should always be avoided.
Xylitol is extremely toxic to dogs. Even small amounts can cause rapid insulin release, leading to severe hypoglycemia and liver failure.
Chocolate contains theobromine and caffeine, which are toxic to dogs and cats. Darker chocolate is more dangerous.