Food Safety Report: Wendy's, Junction Highway, Kerrville, TX, USA 1 month ago • details 6 Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, other: Other Suspected source: Wendy’s Onset: 4 to 12 hours Duration: other: This is only 6 hours in Sick: 2 people