NaproxenPrescription Drug MisuseNonprescription DrugsDextropropoxypheneSumatriptanPainMigraine DisordersAnti-Inflammatory Agents, Non-SteroidalAnalgesics, OpioidOpioid-Related DisordersBudesonideEthanolaminesTryptaminesDrug CombinationsSodiumMenstruation DisturbancesPlacebo EffectDouble-Blind MethodAcetaminophenBronchodilator AgentsUnited StatesAnti-Asthmatic AgentsTerbutalineAsthmaTreatment OutcomeAdministration, InhalationAdrenal Cortex HormonesChronic PainPain ManagementNebulizers and VaporizersSodium ChannelsPain ThresholdPain MeasurementAcute DiseasePain, PostoperativeLow Back PainBack PainDrug Therapy, CombinationCyclooxygenase InhibitorsIbuprofenAbdominal PainNeck PainPain, Intractable