IbuprofenTabletsAspirinTablets, Enteric-CoatedAnti-Inflammatory Agents, Non-SteroidalChemistry, PharmaceuticalExcipientsAnalgesics, Non-NarcoticAcetaminophenDrug CompoundingDelayed-Action PreparationsCyclooxygenase InhibitorsTechnology, PharmaceuticalPlatelet Aggregation InhibitorsTherapeutic EquivalencyPowdersDiclofenacMethylcelluloseAdministration, OralNaproxenThromboxane B2SolubilityDouble-Blind MethodSalicylatesCyclooxygenase 2 InhibitorsBiological AvailabilityAntipyreticsHardnessDosage FormsCapsulesDrug Therapy, CombinationTiclopidineCross-Over StudiesPlatelet AggregationDuctus Arteriosus, PatentKetoprofenIndomethacinDrug StabilityPovidoneProstaglandin-Endoperoxide SynthasesCyclooxygenase 1Drug CombinationsDose-Response Relationship, DrugLubricantsCelluloseSodium SalicylateThromboxanesCarboxymethylcellulose SodiumPlatelet Function TestsTreatment OutcomeSulfonesDrug InteractionsTime FactorsBlood Platelets