IbuprofenAspirinAnti-Inflammatory Agents, Non-SteroidalPlatelet Aggregation InhibitorsCyclooxygenase InhibitorsThromboxane B2AcetaminophenAnalgesics, Non-NarcoticTiclopidineSalicylatesPlatelet AggregationNaproxenPlatelet Function TestsDrug Therapy, CombinationCyclooxygenase 2 InhibitorsDiclofenacSodium SalicylateCyclooxygenase 1Double-Blind MethodProstaglandin-Endoperoxide SynthasesBlood PlateletsIndomethacinThromboxanesDose-Response Relationship, DrugFibrinolytic AgentsGastrointestinal HemorrhageAntipyreticsHemorrhageAsthma, Aspirin-InducedAnticoagulantsWarfarinTablets, Enteric-CoatedDuctus Arteriosus, PatentCyclooxygenase 2ProstaglandinsStomach UlcerBleeding TimeDinoprostoneDrug InteractionsPlatelet ActivationKetoprofenTreatment OutcomeThromboxane A2Time FactorsTherapeutic EquivalencyAdministration, OralThrombosisRisk FactorsLactones6-Ketoprostaglandin F1 alphaSulfonesEpoprostenolDipyridamoleProspective StudiesGastric MucosaDrug Administration ScheduleLipoxinsFlurbiprofenMyocardial Infarction