Food Safety Report: McDonald’s, Sportsworld Drive, Kitchener, ON, Canada 1 year ago • details 5 Comments Comment Suspected food poisoning. Symptoms: Nausea, Vomiting, Fever, Stomach Pain, Cramps, Chills Suspected source: McDonalds egg mcmuffin Onset: 1 to 2 days Duration: Several days Sick: 2 people