Researchers in Korea reportedly examined the results of 31 studies on heartburn drugs that were published between 1985 and 2009, according to the news provider.
READ MORE PROTON PUMP INHIBITOR LEGAL NEWS
Proton pump inhibitors are used to reduce the production of acid in the stomach and treat heartburn, gastric ulcers and gastroesophageal reflux disease, according to the news provider.
Studies indicate that between 40 and 70 percent of patients who are hospitalized are given certain acid-suppressing drugs, and the authors of the recent report say that such drugs could result in pneumonia that is contracted in the hospital.
According to the Canadian Medical Association Journal, sales of the popular heartburn drugs reached nearly $27 billion in the US in 2005.