Child Sick After McD's Meal - McDonald's, Hyères Provence-Alpes-Côte d'Azur

Avenue Jean Moulin, Hyères, 83400 Provence-Alpes-Côte d'Azur, France

I bought a best of menu with a small sandwich next door and a happy meal from my daughter. We ate our sandwiches each and share this little sandwich with cheese and grilled onions.
At night my daughter (5 years old) had diarrhea and vomiting. I myself very sore stomach but not the need to go to the toilet. | Symptoms: Diarrhea, Vomiting, Stomach Pain