Food Safety Report: Subway, Culver Drive, Irvine, CA, USA 2 years ago • details 116 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Stomach Pain, Cramps Suspected source: Subway Onset: 12 to 24 hours Duration: Several days Sick: Me Additional information: Severe diarrhea and pain after eating subway tuna sandwich