Chicken Sandwich Illness Report - Arby's,

My son stopped by Arby's . He and his buddy had Chicken sandwiches . On the way home , he felt nauseated . Pulled over to a gas station and started vomiting, maybe 10 minutes after leaving Arby's in Fairhope al. This was about 4:30 pm...He is still vomiting and it's nearly 8pm. Headache is crucial too | Symptoms: Nausea, Vomiting, Headache