TiclopidinePlatelet Aggregation InhibitorsDrug-Related Side Effects and Adverse ReactionsTreatment OutcomeDouble-Blind MethodDose-Response Relationship, DrugAntipsychotic AgentsDrug Therapy, CombinationAnalgesics, OpioidClinical Trials as TopicAdministration, OralDrug Administration ScheduleTime FactorsNauseaAntineoplastic AgentsVomitingDrug EvaluationPainAdministration, TopicalAnalgesicsProspective StudiesPain, PostoperativeBasal Ganglia DiseasesPain MeasurementNeoplasmsAnti-Inflammatory Agents, Non-SteroidalDelayed-Action PreparationsDrug EruptionsAnticonvulsantsFollow-Up StudiesDrug Delivery Systems