12mm will always require surgery. But you can have pantocid L before breakfast and tab meftal spas when cramps occur

You are having two problems one is acid reflux and second one is the gallbladder stone. Both disease have different line of treatment. The treatment of gallbladder stone is surgery and there is no role of medicine for the treatment of gallbladder stone. On the other hand, the treatment of acid reflux is initially by the medicine and only few cases need surgery. So in your caseIt is important to know that what is the primary cause of your medical problem and accordingly line of treatment should be defined.

Best to get examined by good laparoscopic surgeon....read about complications of gall bladder stones....only best available option is laparoscopic cholecystectomy..

You take tab UDILIV 300 mg 2 times a day for 1 month.