Stool antigen exam. A small sample of your stool is gathered and sent to a lab. In 2 or 3 days, the examination will show For those who have H. pylori. Consuming Alcoholic beverages. Liquor can irritate and erode the mucous lining of the stomach. And it increases tummy acid. Reduce H. https://www.sgvascularctr.com/do-i-need-chronic-leg-ulcer-treatment-in-singapore/