AspirinTabletsMigraine DisordersMigraine with AuraMigraine without AuraTablets, Enteric-CoatedPlatelet Aggregation InhibitorsAnti-Inflammatory Agents, Non-SteroidalChemistry, PharmaceuticalExcipientsTryptaminesTiclopidineDelayed-Action PreparationsDrug CompoundingThromboxane B2Cyclooxygenase InhibitorsPlatelet AggregationHeadacheSalicylatesHeadache DisordersTechnology, PharmaceuticalSumatriptanPlatelet Function TestsTension-Type HeadacheMethylcelluloseDrug Therapy, CombinationPowdersDouble-Blind MethodAdministration, OralBlood PlateletsSolubilitySodium SalicylatePhotophobiaAcetaminophenIbuprofenFibrinolytic AgentsCortical Spreading DepressionErgotamineHardnessDihydroergotamineTreatment OutcomeNaproxenDose-Response Relationship, DrugHemorrhageAsthma, Aspirin-InducedCross-Over StudiesAnticoagulantsWarfarinAnalgesicsRisk FactorsCyclooxygenase 1Time FactorsCapsulesDosage FormsBleeding TimeGastrointestinal HemorrhageProstaglandin-Endoperoxide SynthasesPlatelet ActivationProspective StudiesTherapeutic EquivalencyThromboxanesPizotylineLubricantsSerotonin Receptor AgonistsThromboxane A2Cyclooxygenase 2 InhibitorsThrombosisStrokeDipyridamoleDrug CombinationsCelluloseBiological AvailabilityDrug ResistanceAnalgesics, Non-NarcoticPovidoneLipoxinsDrug Administration ScheduleDrug StabilityIndomethacinEtodolacGastric MucosaMyocardial InfarctionHardness TestsAdministration, BuccalFollow-Up StudiesStomach UlcerSulfinpyrazoneHeadache Disorders, PrimaryRandomized Controlled Trials as TopicRecurrenceHeadache Disorders, SecondaryCyclooxygenase 2Drug InteractionsReye SyndromeOphthalmoplegic MigraineProstaglandinsPlacebosCase-Control StudiesSalicylic Acid