NaltrexoneArthritis, RheumatoidNarcotic AntagonistsArthritisArthritis, InfectiousSynovial MembraneAntirheumatic AgentsArthritis, JuvenileSynovial FluidRheumatoid FactorArthritis, PsoriaticJointsTreatment OutcomeBathsArthritis, ReactiveSynovitisMuscle NeoplasmsOsteoarthritisMethotrexateCombined Modality TherapyBlood SedimentationSeverity of Illness IndexSulfasalazineReceptors, Opioid, muAutoantibodiesRheumatoid NoduleMetacarpophalangeal JointAlcoholismGold Sodium ThiomalateDouble-Blind MethodArthrographyTumor Necrosis Factor-alphaOpioid-Related DisordersPeptides, CyclicRheumatologyRheumatic DiseasesImmunoglobulin GMice, Inbred DBAHLA-DRB1 ChainsDrug Therapy, CombinationWrist JointMorphineDose-Response Relationship, DrugNarcoticsAntibodies, MonoclonalReceptors, OpioidFinger JointRectal NeoplasmsTime FactorsHLA-DR4 AntigenHLA-DR AntigensAntineoplastic AgentsCollagen Type IITaurineCitrullineReceptors, Tumor Necrosis FactorSpondylitis, AnkylosingAdministration, OralAutoimmune DiseasesArthritis, GoutyMethadyl AcetateOrganogold CompoundsDelayed-Action PreparationsFoot JointsAnalgesics, OpioidAntineoplastic Combined Chemotherapy ProtocolsAnti-Inflammatory AgentsHeroin DependencePrognosisAlcohol AbstinenceIsoxazolesLupus Erythematosus, SystemicNalbuphineDrug Administration SchedulePain MeasurementDisease Models, AnimalNaloxoneBiological MarkersSubstance Withdrawal SyndromePenicillamineNalorphineHydroxychloroquineCells, CulturedPrednisoloneDisulfiramTemperanceKnee JointBuprenorphinePainInjections, Intra-Articular