Food Safety Report: Pizza Hut, Erbprinzenstrasse, Karlsruhe-Innenstadt-West, Germany 10 months ago • details 6 Comments Comment Suspected food poisoning. Symptoms: Diarrhoea, nausea, vomiting, stomach pain Suspected source: Pizza Onset: 4 to 12 hours Duration: 12 to 24 hours Sick: 2 people Additional information: No