ClarithromycinAnti-Bacterial AgentsAmoxicillinAzithromycinHelicobacter pyloriMetronidazoleHelicobacter InfectionsErythromycinOmeprazoleRoxithromycinDrug Therapy, CombinationAnti-Ulcer AgentsMicrobial Sensitivity Tests2-PyridinylmethylsulfinylbenzimidazolesBismuthRifabutinKetolidesMacrolidesLansoprazoleMycobacterium avium-intracellulare InfectionMycobacterium avium ComplexRNA, Ribosomal, 23STinidazoleEthambutolPenicillinsRanitidineDrug Resistance, BacterialMycobacterium aviumProton Pump InhibitorsTreatment OutcomeAnti-Infective AgentsDrug Resistance, MicrobialPeptic UlcerDuodenal UlcerDyspepsiaSulfoxidesOfloxacinLevofloxacinDouble-Blind MethodJosamycinDrug InteractionsClofazimineMycobacterium Infections, NontuberculousRabeprazoleFluoroquinolonesFurazolidoneAdministration, OralRifamycinsBreath TestsAntibiotics, AntitubercularRifampinTetracyclineBenzimidazolesAntitrichomonal AgentsAmikacinHaemophilus influenzaeMycobacterium InfectionsDrug CombinationsDrug Administration ScheduleMycobacteriumAmoxicillin-Potassium Clavulanate CombinationStreptococcus pneumoniaeColony Count, MicrobialMinocyclineCiprofloxacinMycobacterium chelonaeAza CompoundsProspective StudiesBulgariaNontuberculous MycobacteriaQuinolonesMycobacterium fortuitumArea Under CurveMycobacterium xenopiDose-Response Relationship, DrugStomachAntitubercular AgentsCross-Over StudiesGastritisDrug Resistance, Multiple, BacterialDrug SynergismChlamydophila pneumoniaeTime FactorsGastric MucinsPoint MutationMycobacterium kansasiiCytochrome P-450 CYP3A