Food Safety Report: Denny's, West Craig Road, North Las Vegas, NV, USA 9 months ago • details 437 Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Headache, other: lightheaded Suspected source: i went out to eat today Onset: 4 to 12 hours Duration: Less than 4 hours Sick: 1