Anti-Inflammatory Agents, Non-SteroidalCyclooxygenase 2 InhibitorsIbuprofenCyclooxygenase InhibitorsDiclofenacNaproxenGastrointestinal DiseasesAspirinKetoprofenProstaglandin-Endoperoxide SynthasesCyclooxygenase 2SulindacAcetaminophenSulfonamidesPiroxicamThiazinesPyrazolesSulfonesCyclooxygenase 1IndomethacinSymptom AssessmentLactonesAnalgesics, Non-NarcoticDepressionRisk FactorsEtodolacNitrobenzenesQuestionnairesTreatment OutcomeStomach UlcerGastrointestinal HemorrhageSeverity of Illness IndexPainOsteoarthritisPeptic UlcerSafety-Based Drug WithdrawalsProspective StudiesBehavioral SymptomsPsychiatric Status Rating ScalesArthritisTime FactorsIsoenzymesFollow-Up StudiesCase-Control StudiesQuality of LifePeptic Ulcer HemorrhageAnti-Ulcer AgentsGastric MucosaPrevalenceCohort StudiesRetrospective StudiesAffective SymptomsKetorolacMisoprostolPain MeasurementCross-Sectional StudiesProton Pump InhibitorsDinoprostoneAnxietyLongitudinal StudiesDyspepsiaDrug InteractionsDepressive DisorderDrug Therapy, CombinationDrug HypersensitivityRandomized Controlled Trials as TopicDrug PrescriptionsAnalgesicsMembrane ProteinsStress Disorders, Post-TraumaticFatigueDose-Response Relationship, DrugDuodenal UlcerRisk AssessmentIntestinal DiseasesChronic DiseaseComorbidityAge FactorsArthritis, RheumatoidAsthmaMusculoskeletal DiseasesUpper Gastrointestinal TractStomach DiseasesProstaglandinsRespiration DisordersAnti-Inflammatory AgentsUlcerOdds RatioIncidenceLogistic ModelsSex FactorsSchizophreniaStress, PsychologicalCoughLower Urinary Tract SymptomsUnited StatesAdministration, TopicalDrug UtilizationProstaglandin AntagonistsChemoprevention