Food Safety Report: Panda Express, 2641 Gateway Rd #101, Carlsbad, CA 92009, USA 1 year ago • details Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Fever, Stomach Pain, Cramps, Chills, Headache Suspected source: Norovirus Onset: 4 to 12 hours Duration: 12 to 24 hours Additional information: Honey walnut shrimp