Is Ceriman Toxic to Dogs and Cats? (2026)

Monstera deliciosa

Ceriman (Monstera deliciosa)

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Mild
Mild
Varies

Quick facts

Toxic to dogsYes
Toxic to catsYes
Toxic to horsesYes
Toxic componentInsoluble calcium oxalate crystals
Onset of symptomsWithin minutes of chewing
Indoor / outdoorindoor

If your pet ate this plant

Both lines are staffed 24/7. A consultation fee applies to each. Do not wait for symptoms to appear before calling.

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Symptoms in dogs

  • Oral pain
  • Drooling
  • Vomiting
  • Difficulty swallowing

Symptoms in cats

  • Oral pain
  • Drooling
  • Vomiting
  • Pawing at mouth

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What to do

Offer water to help rinse remaining crystals from the mouth. Most cases resolve with supportive care at home; seek vet care if swelling of the mouth or throat develops or vomiting persists beyond a few hours.

Toxic component and mechanism

The toxic component in Ceriman is insoluble calcium oxalate crystals.

What makes this plant different

Ceriman is one of several names for Monstera deliciosa fruit-bearing form; the unripe fruit itself is also oxalate-rich and should not be treated as food-safe for pets despite the plant's edible-fruit reputation for humans.

Plant identification

Scientific name
Monstera deliciosa
Family
Araceae
Also known as
Ceriman, Cutleaf Philodendron, Hurricane Plant, Swiss Cheese Plant, Mexican Breadfruit
Typically found
indoor

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The information on this page is for general informational purposes only and is not a substitute for professional veterinary advice. Plant toxicity data is sourced from the ASPCA Toxic and Non-Toxic Plants database. If you believe your pet has ingested a toxic plant, contact your veterinarian or the ASPCA Animal Poison Control Center (888-426-4435) immediately. Do not wait for symptoms to appear.

Last verified: July 2, 2026 · Cross-referenced with ASPCA Animal Poison Control