Food Safety Report: McDonald's, N3, Conflans-en-Jarnisy, Francia 2 years ago • details Comments Comment Suspicion of food poisoning. Symptoms: Nausea, Vomiting, Stomach Pain, Cramps, Chills Suspected Source: McDonalds Onset: Less than 4 hours Duration: 4 to 12 hours Sick: 1 severe stomachaches, stomach cramps, and vomiting