Food Safety Report: Subway, Chemin de Saint-Jean, La Prairie, QC, Canada 2 weeks ago • details 1 Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Cramps, Headache Suspected source: Brisket beef sandwich oignon Onset: Right away Duration: 12 to 24 hours Sick: Me Additional information: Got the sandwich at 1:00pm