Food Safety Report: QDOBA Mexican Eats, North New Ballas Road, Creve Coeur, MO, USA 1 week ago • details Comments Comment Suspected food poisoning. Symptoms: Nausea, Vomiting, Stomach Pain, Headache Suspected source: Nachos Onset: 4 to 12 hours Duration: 12 to 24 hours Additional information: Contaminated food