Over the Counter Antacid Drugs (IMAGE) Houston Methodist Caption Recent studies show increased risk of heart attack for people who use proton pump inhibitors to control GERD and other excess-acid issues. Credit Houston Methodist Hospital Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.