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Mushroom Poisoning in Dogs and Cats
Veterinary & Aquatic Services Department, Drs. Foster & Smith
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Ibotenic acid, indoles, muscimol, gyromitrin, amanitin, phalloidin, psilocybin, or psilocyn.

Mushrooms including Amantia phalloides (death angel), A. virosa (destroying angel), A. muscaria (fly agaric), some Boletus spp., Chlorophyllum molybdites (backyard mushrooms), some Clitocybe spp., Cortinarius spp., Galerina spp., Gyromita spp. (false morels), Inocybe spp., and some Psilocybe spp. ('magic mushroom').

General Information
The kind of toxin in mushrooms vary with species. Some cause CNS effects including hallucinations, hyperactivity, and coma. Others damage the liver, heart, or kidneys causing death. Clinical signs usually occur within 6-8 hours following ingestion. Mushrooms grow in the wild in most areas, and pets need to be closely supervised to prevent ingestion, if access to the mushrooms cannot be prevented.

Toxic Dose
Varies with the species of the mushroom.

Abdominal pain, ataxia, coma, depression, nausea, vomiting, diarrhea, hallucinations, hyperthermia, tearing, urination, drooling, defecation, seizures, liver failure, kidney failure, and death.

Immediate Action
Induce vomiting if the patient is alert. Seek veterinary attention.

Veterinary Care
General treatment: The induction of vomiting may be continued, gastric lavage performed, and activated charcoal administered.

Supportive treatment: The animal will be monitored and treated for seizures and hyperthermia. The liver and kidney function will also be monitored and treated as needed.

Specific treatment: Unavailable.

Varies with the species ingested, the toxic effects, and the amount ingested.


Keep this and all other medications out of the reach of children and pets.

If you think your pet has been poisoned...

Contact your veterinarian or one of the Animal Poison Hotlines (listed below) if you think your pet may have accidentally received or been given an overdose of the medication.

**ASPCA Animal Poison Control Center - 24-hour service available throughout North America.

1-888-4ANI-HELP (1-888-426-4435). $65.00 per case, billed to caller's credit card.

Follow-up calls can be made for no additional charge by dialing 888-299-2973.

There is no charge when the call involves a product covered by the Animal Product Safety Service.

**Pet Poison Helpline - 24-hour service available throughout North America for pet owners and veterinary professionals who require assistance with treating a potentially poisoned pet.

1-800-213-6680 ($59.00 per incident). Staffed 24-hours a day.

Updated 6/20/17

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