<s>[INST] Hello doctor.For thelast one and a half months I am having left side stomach pain by the day time mainly. Along with slight nauseaVomitting feeling. The pain is sometimes little sharp and sometimes dull. Can u please help me  know what it could be. And one more thing, I am married with a 6 months old baby. I had a normal delivery but didnot go for any further checkup afer that. And I am not having any menstrual or periods since delivery. Thankyou. [/INST] Hello, Thanks for the query to Chat Doctor. Forum. If I were your treating doctor for this case of left side pain in stomach, I would come up with these measures, This includes.1 The first possibility is of peptic ulcer disease or Hiatus hernia. Diagnosis can be confirmed by upper G I endoscopy. Try raising the head of your bed 4 inches with blocks. It might also help to avoid eating or Chat Doctor. To help control stomach acid one should not  </s>