Food Safety Report: McDonald's, 64121 Serres-Castet, Francia 2 years ago • details Comments Comment Suspicion of food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Headaches Suspected source: Last night we ate a McDonald's Onset: 4 to 12 hours Duration: 4 to 12 hours Sick: 2 people