<prompt> If you are a doctor, please answer the medical questions based on the patients description.I have been on zantac for a few weeks now. Ive had a severe burning pain in my stomach that has definetely got better within the last week or so. I am on zantac 150mg prilosec 20mg twice a day. ive had liver, thyroid, upper GI, h pylori, and blood work done. Everything besides a severe acid reflux has been normal. I have a abdominal ultra sound to check my gallbladder next week. This has been going on for months...Any idea what it could be??Chronic Gastritis?? How long does the stomach take to heal . My stools are dark green. Is this caused by the meds?  <response>: Hello...1 you are suffering from HERD i.e. CASTRO ESOPHAGEAL REFLUX DISEASE 2 you are not taking the complete standard treatment required for your disease, thats why you are still suffering 3 take these medicines for 3 weeks without skipping any dose - a TABLET SANTA 2 times a day b CAPSULE OMEPRAZOLE once daily before breakfast c TABLET RISPERIDONE 10 mg 2 times a day d SYRUP DIOVOL-LA 4 teaspoons 3 times a day e SYRUP SUCRALFATE 2 teaspoons 3 times a day...4 avoid spicy foodfried foodalcoholsmoking...follow this advice, and it will do magic to your problem :- take care... Chat Doctor. 