Proton Pump InhibitorsRanitidineProton PumpsHistamine H2 Antagonists2-PyridinylmethylsulfinylbenzimidazolesAnti-Ulcer AgentsOmeprazoleLansoprazoleProtonsRabeprazoleSulfoxidesGastroesophageal RefluxGastric AcidEsomeprazoleGastric Acidity DeterminationBismuthAntacidsFamotidinePeptic UlcerBenzimidazolesHeartburnHelicobacter pyloriHelicobacter InfectionsAmoxicillinDuodenal UlcerEsophagitis, PepticClarithromycinStomach UlcerCimetidineDyspepsiaPeptic Ulcer HemorrhageEsophagitisHydrogen-Ion ConcentrationDrug Therapy, CombinationGastrointestinal DiseasesDrug InteractionsMetronidazoleGastrointestinal HemorrhageGastric MucosaUpper Gastrointestinal TractStomach DiseasesNizatidineAnti-Bacterial AgentsEndoscopy, GastrointestinalTinidazoleZollinger-Ellison SyndromeBarrett EsophagusEsophagusAchlorhydriaGastrinsTreatment OutcomeEsophageal pH MonitoringFuransEnzyme InhibitorsDexlansoprazoleEsophageal DiseasesSucralfateAnti-Inflammatory Agents, Non-SteroidalMagnesium HydroxideLaryngopharyngeal RefluxFormularies, HospitalH(+)-K(+)-Exchanging ATPaseEosinophilic EsophagitisGastrointestinal AgentsTiclopidineStomachCross-Over StudiesDouble-Blind MethodGastric JuiceDrug Administration ScheduleVacuolar Proton-Translocating ATPasesDrug CostsDrug PrescriptionsProton-Translocating ATPasesGastroscopyEndoscopyEsophagoscopyPenicillinsBreath TestsNonprescription DrugsEnterocolitis, PseudomembranousClostridium difficilePlatelet Aggregation InhibitorsFundoplicationGastritisRandomized Controlled Trials as TopicPolypsSulfamerazineDose-Response Relationship, DrugAdministration, OralHernia, HiatalLaryngitisTime FactorsProspective StudiesNitroimidazolesAluminum HydroxideRhodopsins, MicrobialEndoscopy, Digestive SystemRecurrenceGastroenterology