K I understood ur problem ,you are suffering from GERD that is gastroesophageal reflux disease,what you need to do first thing is diet modification like avoiding spicy ,oily and junk foods specially at night ,secondly regular exercise or walking ,jogging ,playing tennis ,football some kind of physical activity is must.Thirdly proper sleep and less stress ,with all the above measures take tab sompraz -L for atleast a month later if necessary only plain tab sompraz 40mg wil help.And regarding diarrhoea and pain abdomen it may be a simple irritable bowel syndrome if this problem is from more then 3 months ,if yes then consider to tak tab rcifax 400mg twice a day for 14 days and for pain abdomrn take tab colirid when ever you have pain.hope this information and treatment help you ..thank you