Food Safety Report: Chick-fil-A, South Duff Avenue, Ames, IA, USA 2 years ago • details 173 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Fever, Stomach Pain, Cramps, Chills, Headache Suspected source: Chicken, vegetables Onset: 4 to 12 hours Duration: 12 to 24 hours