Food Safety Report: QDOBA Mexican Eats, Administration Drive, Denton, TX, USA 2 years ago • details 20 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain Suspected source: rice, chicken, tomatoes, or cheese - not sure Onset: 4 to 12 hours Duration: 4 to 12 hours Sick: Me