Dear Doctors, Description: My Friend is 32 years old and he is facing Gas Trouble and the important thing is that at the time of gas trouble he feels the immense pain in his lower back, first he thought that back pain is different problem that he is facing and he did many medications and therapies for that but all are in vain, then he realize that back pain only comes when the Gas trouble arises, when the gas trouble is solved the pain will automatically gone. Medicine History: At the time of Gas he takes 1 Tab Rantec for relief and he has no other disease. Diet: He very rarely eats fast food or junk food and regular diet is 3 times home made meals. So please help.