Food Safety Report: Holiday Inn Express & Suites Royse City - Rockwall, an IHG Hotel, Pullen Street, Royse City, TX, USA 2 years ago • details 7 Suspected food poisoning. Symptoms: Diarrhea,Nausea,Fever,Cramps,Headache Suspected source: Quaker Oats Onset: 5 Duration: 30 Sick: Not sure Additional information: No