Poison Control Center Number:


Don't eat any mushroom based upon what you see in a video or a book. Always have a local expert show you what is good to eat and what is not.

The following is for educational and reference only -- not for diagnosis and/or treatment.


• Latency = the time from ingestion to onset of symptoms.


I. Cyclopeptide poisoning -- Certain Amanitas, Lepiotas, and Galerinas, etc.
• Latency is around 6 to 24 hours. First stage symptoms: violent vomiting, diarrhea, and severe abdominal cramps. Second stage: presumed recovery - 24 hours The third, and the worst, stage of the illness follows with major liver damage and death possible.


II. Gyromitrin -- Monomethylhydrazine
• Latency is 2 to 24 hours. Symptoms include: headaches, abdominal distress, severe diarrhea, and vomiting. Possibility of liver and kidney damage. In Europe, some of the Gyromitras have been known to cause death.


III. Gastro-Intestinal syndrome -- Different toxins
• Latency: within a couple of hours of ingestion. General symptoms for this group are: nausea, vomiting, and diarrhea with the possibility of mild to acute stomach or intestinal cramps.


IV. Ibotenic Acid -- Muscimol Poisoning
• Latency is 30 min. to 2 hours. The symptoms, in order of appearance are: 1. Nausea, vomiting, and diarrhea, 2. Muscle incoordination, visual distortions, enhanced colors, 3. Drowsiness, deep sleep. Effects can last 8-24 hours.


V. Muscarine Poisoning
• Latency: 15-30 minutes. The symptoms of muscarine poisoning are characterized by what is called the "PSL" syndrome: sweating, salivating, tearing, as well as slowed pulse rate and lowered blood pressure and/or vomiting and diarrhea. "PSL": perspiration, salivation, and lacrymation.


VI. Coprine Poisoning
• Latency: from a few minutes to days. Symptoms include: hot flashes, heart palpitations or fast heartbeat, headaches, and possibly nausea or vomiting.


VII. Psilocybes -- (Magic Mushrooms)
• Latency: within an hour or so. Effects can last up to four to six hours or more. Symptoms include: possibility of nausea and/or vomiting first. Then heightened color perception, ecstasy or anxiety, hallucinations, and or delusions.


VIII. Unclassified
1. Amanita smithiana
• Latency: 4-12 hours Symptoms include: gastrointestinal distress, anxiety, chills, cramps, disorientation, kidney failure and sometimes malaise, sweating, weakness, thirst.

2. Paxillus involutus
Latency and symptoms are similar to number III. Gastro-intestinal Sydrome
• Latency: within a couple of hours of ingestion. Symptoms include: nausea, vomiting, and diarrhea with the possibility of mild to acute stomach or intestinal cramps -- but can also cause hemolytic anemia.

3. Cortinarius -- Orellanine poisoning
• Latency: 36 hours to 3 weeks Symptoms include: frequent urination, nausea, vomiting, lethargy, thirst, headache, kidney failure.

4. Tricholoma flavovirens
• Affected only people in Europe who ate large quantities. Symptoms include: fatigue, muscle weakness, myalgia, loss of appetite, mild nausea, and profuse sweating, rhabdomyolysis.

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