Oat Latte Illness Alert - Starbucks, England

62 Uxbridge Road, W12 8LP England, United Kingdom

I ordered an oat late at about 6.15am, from Starbucks Shepherds Bush, drank it and within about 2 hours felt very ill and had diarrhea. I not consumed anything else. I was very ill for the next 8 hours. Had nausea, vomiting and diarrhea. Still feeling very ill this morning. | Symptoms: Nausea, Diarrhea, Vomiting