LevodopaAntiparkinson AgentsCarbidopaParkinson DiseaseBenserazideDyskinesia, Drug-InducedDihydroxyphenylalanineTrihexyphenidylPeripheral NervesDopamine AgentsDyskinesiasSelegilineBenzophenonesPeripheral Nervous SystemBromocriptineDopamine AgonistsLisuridePeripheral Nervous System DiseasesApomorphineParkinson Disease, PostencephaliticSubthalamic NucleusDopa DecarboxylaseParkinson Disease, SecondaryMovement DisordersPeripheral Vascular DiseasesParkinsonian DisordersDystoniaErgolinesMuscle RigidityDeep Brain StimulationTremorMotor SkillsCatechol O-MethyltransferaseAkinetic MutismLeukocytes, MononuclearReceptors, DopamineDopaminePeripheral Nerve InjuriesPeripheral Arterial DiseaseHydrazinesBenzothiazolesNeurologic ExaminationAmantadineMucunaGlobus PallidusDrug CombinationsTime FactorsMonoamine Oxidase InhibitorsMethyldopaDrug Therapy, CombinationMotor Skills DisordersNeurologic ManifestationsBis(4-Methyl-1-Homopiperazinylthiocarbonyl)disulfideDouble-Blind MethodLymphoma, T-Cell, PeripheralElectric Stimulation TherapySalsoline AlkaloidsGastric Emptying