Substernal pain or burning sensation, usually associated with regurgitation of gastric
juice into the esophagus.
http://agence-prd.ansm.sante.fr/php/ecodex/extrait.php?specid=64501547 2012 France summary of product characteristics package leaflet tablets heartburn
--- http://swiss.cochrane.org/sites/swiss.cochrane.org/files/uploads/pdf/Pyrosis.pdf 2011 Switzerland United Kingdom French scientific and technical information heartburn french abstract