Food Safety Report: McDonald's, South Waukegan Road, Deerfield, IL, USA 2 years ago • details 16 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Headache Suspected source: Soft serve ice cream Onset: 4 to 12 hours Duration: 12 to 24 hours Sick: 2 people