AspirinSalicylatesSodium SalicylateAnti-Inflammatory Agents, Non-SteroidalPlatelet Aggregation InhibitorsSalicylic AcidCyclooxygenase InhibitorsTiclopidineThromboxane B2GentisatesPlatelet AggregationPlatelet Function TestsBlood PlateletsDrug Therapy, CombinationAcetaminophenDose-Response Relationship, DrugCyclooxygenase 1Prostaglandin-Endoperoxide SynthasesReye SyndromeTablets, Enteric-CoatedFibrinolytic AgentsIbuprofenIndomethacinHydroxybenzoatesTime FactorsHemorrhageAsthma, Aspirin-InducedCyclooxygenase 2 InhibitorsDouble-Blind MethodAnticoagulantsWarfarinGastrointestinal HemorrhageBleeding TimeThromboxanesCyclooxygenase 2Platelet ActivationSulfinpyrazonePhenylbutazoneBenzoic AcidThromboxane A2Administration, OralGastric MucosaCausticsThrombosisDrug InteractionsProstaglandinsDipyridamolePhenacetinStomach UlcerPoisoningMixed Function OxygenasesRisk FactorsCross-Over StudiesLipoxinsDrug OverdoseTinnitusDrug ResistanceCatecholsDinoprostoneForeign BodiesTreatment OutcomeMyocardial InfarctionDrug HypersensitivityProspective StudiesStroke6-Ketoprostaglandin F1 alphaEpoprostenol