Food Safety Report: Wendy's, North Scottsdale Road, Scottsdale, AZ, USA 11 months ago • details 25 Comments Comment Suspected food poisoning. Symptoms: Nausea, Vomiting, Chills, Headache Suspected source: Food from Wendys Onset: 4 to 12 hours Duration: 4 to 12 hours Additional information: $7 bag