Food Safety Report: Tacos Los Primos, 5754 N Western Ave, Chicago, IL 60659, United States 2 months ago • details 31 Suspected food poisoning. Symptoms: Nausea, Vomiting, Stomach Pain, Cramps, Chills, Headache Suspected source: Tacos Onset: Less than 4 hours Duration: Several days Sick: Not sure Additional information: Nope