Patterns of response to acute naloxone infusion in Tourette's syndrome
van Wattum P, Chappell P, Zelterman D, Scahill L, Leckman J. Patterns of response to acute naloxone infusion in Tourette's syndrome. Movement Disorders 2000, 15: 1252-1254. PMID: 11104215, DOI: 10.1002/1531-8257(200011)15:6<1252::aid-mds1030>3.0.co;2-i.Peer-Reviewed Original ResearchConceptsTourette syndromeTic behaviorsOpioid antagonist naloxoneDose-related effectsDose-response effectExpression of TSRandomized dosesAntagonist naloxoneNaloxone infusionOpioid receptorsLow doseHigh doseEarlier pilot studyPattern of responseSyndromeNaloxoneTS subjectsPilot studySignificant decreaseSignificant increaseDoseDifferent dosagesOpposite effectSubjectsVideotaped recordings