Food Poisoning After Lunch

On valentines day, my wife and myself had made a reservation at Aurelias Restaurant in Umhlanga for lunch at 13:00. My wife had ordered the baby chicken and prawns. While having lunch we had also noticed flies around, which we did not worry too much about. After having our valentines lunch, we had returned home. After a about 2 hours, my wife started to throw up and feel sick. After this, my wife could not eat any other food. The next day, Monday, I took my wife to the doctor for treatment. The doctor had confirmed our suspicion of food Poisoning. The doctor had recommended rest and to complete a course of medication, and to return if there was no improvement. My wife had continued to worsen over Monday night and had to be taken back to the doctor on Tuesday. The doctor administered a drip and gave further treatment. We decided to complete the medication and check if the situation became better. However things became worse on Wednesday with my wife now vomiting blood and having bloody diarrhoea. Unfortunately I arrived late from work and could not go to the doctor. Today is Thursday morning and my wife has not yet eating since the valentines lunch and I am currently taking her t