AntiemeticsVomitingMetoclopramideNauseaOndansetronGranisetronReceptors, Serotonin, 5-HT3Serotonin AntagonistsPostoperative Nausea and VomitingProchlorperazineDroperidolSerotonin 5-HT3 Receptor AntagonistsIsonipecotic AcidsDiphenhydramineMotion SicknessShrewsVomiting, AnticipatoryDexamethasonePromethazineCyclizineNeurokinin-1 Receptor AntagonistsAcupressureQuinuclidinesDouble-Blind MethodQuinolizinesIpecacDomperidoneCisplatinAntineoplastic AgentsAmbulatory Surgical ProceduresDoxylamineLorazepamPreanesthetic MedicationDrug Therapy, CombinationMorning SicknessNeoplasmsEmeticsAcupuncture PointsMorpholinesAnesthesia, GeneralBasal Ganglia DiseasesAkathisia, Drug-InducedTonsillectomyArea PostremaAcupuncture TherapyInjections, IntravenousCopper SulfateGynecologic Surgical ProceduresRandom AllocationAdministration, OralGastroparesisDrug EvaluationAnalgesia, Patient-ControlledPain, PostoperativeAnalgesics, OpioidDose-Response Relationship, DrugDrug Administration SchedulePremedicationAntidotesIndolesProspective StudiesScopolamine HydrobromideIsoquinolines