Food Safety Report: Vegetarian sandwich, Cabo San Lucas, BCS, Mexico 1 year ago • details 29 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain Suspected source: Not sure Onset: Not sure Duration: 12 to 24 hours Sick: Me. I think it was from the sprouts on a vegetarian sandwich at the pool bar..