Food Safety Report: P.F. Chang's, 18250 Tomball Parkway, Houston, TX, USA 2 years ago • details 23 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Chills, Headache Suspected source: Food Onset: 1 to 2 days Duration: 4 to 12 hours Sick: 3 people