Food Safety Report: McDonald's, Alamo Drive, Vacaville, CA, USA 2 years ago • details 50 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Chills, Headache Suspected source: McDonald's french fries in Vacaville, CA Onset: 4 to 12 hours Duration: 12 to 24 hours… See more