AspirinSalicylatesSodium SalicylateAnti-Inflammatory Agents, Non-SteroidalPlatelet Aggregation InhibitorsSalicylic AcidCyclooxygenase InhibitorsTiclopidineThromboxane B2GentisatesPlatelet AggregationPlatelet Function TestsDrug Therapy, CombinationBlood PlateletsCyclooxygenase 1Prostaglandin-Endoperoxide SynthasesReye SyndromeDose-Response Relationship, DrugTablets, Enteric-CoatedFibrinolytic AgentsAcetaminophenTime FactorsTreatment OutcomeHydroxybenzoatesIndomethacinHemorrhageIbuprofenRisk FactorsAsthma, Aspirin-InducedCyclooxygenase 2 InhibitorsAnticoagulantsProspective StudiesWarfarinGastrointestinal HemorrhageCyclooxygenase 2Bleeding TimePlatelet ActivationPhenylbutazoneSulfinpyrazoneThromboxanesFollow-Up StudiesBenzoic AcidDouble-Blind MethodThromboxane A2ThrombosisSymptom AssessmentDipyridamoleTinnitusProstaglandinsDepressionGastric MucosaPhenacetinDrug InteractionsMyocardial InfarctionStrokeQuestionnairesMixed Function OxygenasesLipoxinsStomach UlcerDrug ResistanceDrug HypersensitivityCatecholsDinoprostoneSeverity of Illness IndexGastrointestinal Diseases6-Ketoprostaglandin F1 alphaEpoprostenolNaproxenRecurrencePseudomonas