Food Safety Report: Subway, Prince of Wales Drive, Ottawa, ON, Canada 2 years ago • details 2 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Fever, Stomach Pain, Cramps, Chills Suspected source: Subway sandwich Onset: 4 to 12 hours Duration: other: Just starting Sick: 2 people Additional information: Didnt eat anything else yesterday except toast at 9 am