Crown of thorns (Euphorbia milii) is a plant that is poisonous to dogs and cats. The toxin in this plant is a substance in the milky sap called milliamines, which can cause vomiting, abdominal pain, pain, diarrhea, and dehydration. If your pet drinks this sap or comes into contact with a damaged piece of the plant, they may experience acute liver failure. As a precaution, please avoid sharing any of this part of the plant with pets.
What is Crown of thorns?
Crown of thorns (Euphorbia milii) is a plant that has beautiful flower-like inflorescences and is very toxic to dogs and cats. The plant can also get into your cat’s food. The toxin in this plant is a compound called erythrodiol, which is known to cause a rare allergic contact dermatitis. It has been documented to cause vomiting, diarrhea, ulceration, and possible life-threatening shock in small dogs and can lead to death by asphyxia in large dogs. If you think your pet has ingested this plant, please contact your veterinarian immediately.