Food Safety Report: Burger King Wetzikon, Zürichstrasse, Wetzikon, Switzerland 8 months ago • details 1 Suspected food poisoning. Symptoms: Diarrhea, Nausea, Stomach Pain, Cramps, Chills Suspected source: Food from BurgerKing Onset: 4 to 12 hours Duration: Less than 4 hours Sick: Me