Any drug used to combat oesophageal reflux[?]. Commonly, following ingestion a 'raft' of alginic acid is created, floating on the stomach contents by carbon dioxide released by the drug. This forms a mechanical barrier to further reflux. Some preparations also contain antacids to protect the oesophagus.
... American, 0.85% Native American, 0.85% Asian, 0.00% Pacific Islander, 2.35% from other races, and 5.34% from two or more races. 8.33% of the population are Hispanic ...