Proton Pump InhibitorsProton Pumps2-PyridinylmethylsulfinylbenzimidazolesLansoprazoleOmeprazoleAnti-Ulcer AgentsHistamine H2 AntagonistsProtonsRabeprazoleSulfoxidesGastroesophageal RefluxEsomeprazoleGastric AcidBenzimidazolesAntacidsPeptic UlcerGastric Acidity DeterminationHelicobacter InfectionsHelicobacter pyloriHeartburnAmoxicillinEsophagitis, PepticClarithromycinRanitidineDyspepsiaGastrointestinal DiseasesEsophagitisHydrogen-Ion ConcentrationPeptic Ulcer HemorrhageBismuthStomach UlcerDrug Therapy, CombinationUpper Gastrointestinal TractEndoscopy, GastrointestinalFamotidineZollinger-Ellison SyndromeBarrett EsophagusAchlorhydriaGastrointestinal HemorrhageDrug InteractionsStomach DiseasesEsophageal pH MonitoringDexlansoprazoleAnti-Bacterial AgentsEnzyme InhibitorsGastric MucosaMetronidazoleDuodenal UlcerLaryngopharyngeal RefluxFormularies, HospitalEsophagusTreatment OutcomeH(+)-K(+)-Exchanging ATPaseTinidazoleEosinophilic EsophagitisGastrointestinal AgentsNizatidineEsophageal DiseasesTiclopidineGastrinsAnti-Inflammatory Agents, Non-SteroidalVacuolar Proton-Translocating ATPasesDrug CostsDrug PrescriptionsProton-Translocating ATPasesGastroscopyEnterocolitis, PseudomembranousStomachClostridium difficilePlatelet Aggregation InhibitorsFundoplicationCross-Over StudiesDrug Administration ScheduleEsophagoscopyPolypsEndoscopySulfamerazineGastritisHernia, HiatalLaryngitisBreath TestsRandomized Controlled Trials as TopicNitroimidazolesRhodopsins, MicrobialEndoscopy, Digestive SystemGastroenterologyPenicillinsAryl Hydrocarbon HydroxylasesHospitals, CountyNonprescription DrugsGastric Outlet ObstructionBacteriorhodopsinsArkansasAdministration, IntravenousProspective StudiesDose-Response Relationship, DrugGastric JuiceEnterochromaffin-like CellsManometryCyclooxygenase 2 Inhibitors