Food Safety Report: Tacos Los Primos, 5754 N Western Ave, Chicago, IL 60659, United States 1 month ago • details 1.9K 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