Food Safety Report: KFC, Shoppyland, Industriestrasse, Urtenen-Schönbühl, Switzerland 1 year ago • details 1 Suspected food poisoning. Symptoms: Nausea, Vomiting, Fever, Stomach Pain, Chills, Headache Suspected source: kfc Onset: 4 to 12 hours Duration: 4 to 12 hours Sick: 2 people