# Poisoning Outbreak: Aconite Poisoning at Markham, Ontario Restaurant

Page: https://stenobird.com/podcast/the-poison-lab-470516/poisoning-outbreak-aconite-poisoning-at-markham-ontario-restaurant
Text version: https://stenobird.com/podcast/the-poison-lab-470516/poisoning-outbreak-aconite-poisoning-at-markham-ontario-restaurant.md
Podcast: [The Poison Lab](https://stenobird.com/podcast/the-poison-lab-470516)
Published: 2025-07-10T21:39:00+00:00
Episode link: https://the-poison-lab.captivate.fm/episode/outbreak-aconite-poisoning-at-markham-ontario-restaurant
Audio file: https://pdcn.co/e/episodes.captivate.fm/episode/81b1ead3-5936-4d12-8ff9-618da50ad02b.mp3
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JSON: https://stenobird.com/v1/public/podcasts/the-poison-lab-470516/episodes/poisoning-outbreak-aconite-poisoning-at-markham-ontario-restaurant
Duration seconds: 451

## Resource

A Morel Dilemma Support the show Review the show where ever your listening Get Messages from Toxo (Join the Newsletter!) Join as a supporting member Ad free episodes Bonus content and early access Discounts and give aways on GOTA PICCEM Mushroom card game The GOTTA PICCEM Poisonous Mushroom Game! The Poisonus Fungus Amongus Children's Book! Full book reading (6 minutes!) Tox trinkets (Rep the show at home!) Reach the show Email: Toxtalk1@gmail.com More Show Resources Ryan's Medical Games and Resources Show Website The Poison Lab: Outbreak – Markham Aconite Poisoning On August 29, 2022, twelve diners at a Markham, Ontario restaurant fell critically ill with vomiting, numbness, and life-threatening arrhythmias. The culprit? A deadly plant toxin: aconite. In this episode—the first of a new Poison Lab Outbreak series—we go inside the Markham mass poisoning case. Join host Ryan Feldman, clinical toxicologist and emergency medicine pharmacist, as he investigates how a rare and lethal toxin ended up in a restaurant spice jar and nearly cost lives. You’ll hear firsthand from the experts who responded to the outbreak: Dr. Jessica Kent, toxicology fellow at the time at the University of Toronto Dr. Abinhay Sathya, intensivist at Markham Stouffville Hospital Dr. Margaret Thompson, toxicologist and on-call consultant for the Ontario Poison Centre Dr. Randy Purves, research scientist at the Canadian Food Inspection Agency (CFIA) Bryn Shurmer, MS- analytical chemist at the Canadian Food Inspection Agency (CFIA) Together, they walk us through the outbreak timeline—from the first patients in VT to the public health investigation that uncovered a mislabeled spice bag full of pure aconite root. Looking for timestamps? A fully timestamped version of the episode—so you can jump to any top…

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