<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been experiencing vomiting, burning abdominal pain and sharp abdominal pain, what could be the problem?  <response>: Based on your symptoms, you may be suffering from infectious gastroenteritis. Its an infection in the intestines caused by a virus or bacteria, which can lead to inflammation, diarrhea or nausea. 