Lemon Soda Causes Illness - Soda, Sicily

Sicily, Italy

Suspected food poisoning. Symptoms: Diarrhoea, nausea, vomiting, stomach pain, cramps, chills, headache
Suspected source: Not sure
Onset: Less than 4 hours
Duration: 4 to 12 hours
Sick: I
Additional information: It can only be the lemon soda as the cause, my friend ate everything the same as me except the lemonade, but it is healthy | Symptoms: Diarrhea, Nausea, Vomiting, Cramps, Headache, Chills, Stomach Pain