Food Safety Report: Butter, Hồ Chí Minh, Ho Chi Minh City, Vietnam 1 year ago • details 10 Suspected food poisoning. Symptoms: Diarrhea, Nausea, Fever, Stomach Pain, Cramps, Chills, Headache Suspected source: Butter Onset: 4 to 12 hours Duration: 4 to 12 hours Sick: Me