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.
... around the USA from the winter of 1965 until July 9, 1995 - with a few detours to Canada and Europe (see Dick's Picks 7, Hundred Year Hall, Steppin' Out with th ...