Oleander

Nerium oleander

🔴 HIGH — Dangerous

Why is it risky?

Oleander contains cardiac glycosides (similar mechanism to foxglove) that directly affect heart function. It's one of the most acutely dangerous common garden/ornamental plants.

Affected Systems

Digestive · Nervous · Cardiovascular

Symptoms

Vomiting, diarrhea, abnormal heart rate/rhythm, tremors, weakness, collapse. Can progress rapidly and be fatal even from small ingestions.

What To Do

Veterinary emergency regardless of quantity ingested.

Sources

→ ASPCA Animal Poison Control | https://www.aspca.org/pet-care/aspca-poison-control/toxic-and-non-toxic-plants/oleander /

→ International Cat Care | https://icatcare.org

⚠️ Disclaimer: The information on SafeCatBase is for educational purposes only and does not replace professional veterinary advice. Always consult a qualified veterinarian for any health concerns about your cat.
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