Food Safety Report: Tesco Superstore, Roselawn View, Blanchardstown, Dublin, Ireland 2 years ago • details 24 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Fever, Stomach Pain, Cramps, Chills Suspected source: Prawns Onset: Less than 4 hours Duration: Less than 4 hours Sick: Me