Food Safety Report: Panda Express, South Maryland Parkway, Las Vegas, NV, USA 2 years ago • details 257 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Stomach Pain Suspected source: I ate Teriyaki Chicken and Broccoli Chicken from Panda Express Onset: 4 to 12 hours Duration: 4 to 12 hours Sick: Me