Food Safety Report: McDonald's, 7th Avenue, Beaver Falls, PA, USA 2 years ago • details 7 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps Suspected source: Mcdonald’s Fries Onset: 4 to 12 hours Duration: 4 to 12 hours Sick: Me