AspirinPlatelet Aggregation InhibitorsAnti-Inflammatory Agents, Non-SteroidalSalicylatesCyclooxygenase InhibitorsPlatelet AggregationProstanoic AcidsThromboxanesThromboxane B2Blood PlateletsTiclopidineDipyroneSalicylic AcidSodium SalicylateProstaglandinsPlatelet Function TestsFibrinolytic AgentsAcetaminophenProstaglandin-Endoperoxide SynthasesThromboxane A2IndomethacinCyclooxygenase 1AnticoagulantsAnti-Inflammatory AgentsDipyridamoleAntipyreticsGastrointestinal HemorrhagePiroxicamDose-Response Relationship, DrugProstaglandins EBleeding TimeDinoprostoneDrug HypersensitivityStomach Diseases6-Ketoprostaglandin F1 alphaDrug InteractionsInflammationThrombosisEpoprostenolCyclooxygenase 2 InhibitorsCyclooxygenase 2PhenacetinArachidonic AcidsThromboembolismArachidonic AcidTime FactorsIbuprofenGastric MucosaAnalgesicsAcetic AcidDouble-Blind MethodRandom AllocationCerebrovascular DisordersPlatelet AdhesivenessWarfarinDiclofenacTreatment OutcomeStomach UlcerIschemic Attack, TransientAdenosine DiphosphateDrug Therapy, CombinationPlacebosGastrointestinal DiseasesHemorrhagePyrazolesPeptic UlcerPlatelet ActivationCells, CulturedProspective StudiesSulfonamidesAnalgesics, Non-NarcoticDrug ResistancePainCross-Over StudiesRisk FactorsRabbitsNitric OxideClinical Trials as TopicIndicators and ReagentsDisease Models, AnimalMyocardial InfarctionCardiovascular DiseasesGentisatesHeparinStrokeCanadaThrombinTumor Necrosis Factor-alphaSerotoninIsoenzymesLipopolysaccharidesCollagenInflammation MediatorsChromatography, High Pressure LiquidMice, Inbred C57BLSemecarpusHydrogen-Ion ConcentrationCytokinesFollow-Up StudiesEnzyme Inhibitors