Food Safety Report: Subway, Elizabeth Avenue, St. John's, NL, Canada 3 years ago • details 15 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Headache Suspected source: sandwich Onset: Next day Duration: All day Sick: None Additional information: This is not the first time I got sick from here