AspirinSalicylatesSodium SalicylateAnti-Inflammatory Agents, Non-SteroidalPlatelet Aggregation InhibitorsSalicylic AcidCyclooxygenase InhibitorsTiclopidineThromboxane B2GentisatesPlatelet AggregationPlatelet Function TestsBlood PlateletsDrug Therapy, CombinationProstaglandin-Endoperoxide SynthasesCyclooxygenase 1Reye SyndromeDose-Response Relationship, DrugTablets, Enteric-CoatedAcetaminophenHydroxybenzoatesFibrinolytic AgentsIndomethacinIbuprofenHemorrhageCyclooxygenase 2 InhibitorsAsthma, Aspirin-InducedAnticoagulantsWarfarinBiological ProductsCyclooxygenase 2Time FactorsBleeding TimeGastrointestinal HemorrhagePlatelet ActivationBenzoic AcidThromboxanesPhenylbutazoneSulfinpyrazoneMolecular Sequence DataDouble-Blind MethodThromboxane A2Mixed Function OxygenasesProstaglandinsThrombosisDipyridamoleCatecholsGastric MucosaPhenacetinDrug InteractionsLipoxinsDrug ResistanceRisk FactorsDinoprostoneStomach UlcerTinnitusBase SequenceMyocardial InfarctionTreatment Outcome6-Ketoprostaglandin F1 alphaDrug HypersensitivityArachidonic AcidEpoprostenolProspective StudiesStrokeKineticsChromatography, High Pressure LiquidAmino Acid SequenceHeparin