Food Safety Report: PF Changs, William P. Hobby Airport (HOU), Airport Boulevard, Houston, TX, USA 8 months ago • details 9 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Chills, Headache Suspected source: PF Changs Onset: 4 to 12 hours Duration: 12 to 24 hours Additional information: fried rice, bourbon chicken, firecracker shrimp