title: It is difficult to discontinue PPI treatment in patients with GERD.
authors.forename: Einar
authors.initials: E
authors.lastname: Bjornsson
mesh_terms: D053799:2-Pyridinylmethylsulfinylbenzimidazoles / Q000008:administration & dosage* / Q000009:adverse effects; D002986:Clinical Trials as Topic; D004415:Dyspepsia / Q000188:drug therapy / Q000209:etiology*; D004941:Esophagitis / Q000188:drug therapy* / Q000209:etiology; D005744:Gastric Acid / Q000378:metabolism*; D005764:Gastroesophageal Reflux / Q000188:drug therapy / Q000209:etiology*; D006801:Humans; D009853:Omeprazole / Q000008:administration & dosage* / Q000009:adverse effects; D000077402:Pantoprazole; D010919:Placebos; D054328:Proton Pump Inhibitors / Q000008:administration & dosage* / Q000009:adverse effects
chemical_list: D053799:2-Pyridinylmethylsulfinylbenzimidazoles; D010919:Placebos; D054328:Proton Pump Inhibitors; D000077402:Pantoprazole; D009853:Omeprazole