Food Safety Report: Domino's Pizza, Grant Street, Denver, CO, USA 2 years ago • details 113 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Stomach Pain, Cramps, Headache Suspected source: Pizza Onset: 12 to 24 hours Duration: 12 to 24 hours Sick: 2 people Additional information: Nope