Food Safety Report: McDonald's - Centro, Guaratinguetá - SP, Brazil 2 years ago • details 1 Comments Comment Suspected food poisoning. Symptoms: Diarrhoea, Nausea, Vomiting, Fever, Stomach Pain, Cramps, Headache Suspected source: Milkshak and Ovomaltine. Onset: Less than 4 hours Duration: Several days Sick: Me