2001
A Placebo-Controlled Study of Guanfacine in the Treatment of Children With Tic Disorders and Attention Deficit Hyperactivity Disorder
Scahill L, Chappell PB, Kim YS, Schultz RT, Katsovich L, Shepherd E, Arnsten AF, Cohen DJ, Leckman JF. A Placebo-Controlled Study of Guanfacine in the Treatment of Children With Tic Disorders and Attention Deficit Hyperactivity Disorder. American Journal Of Psychiatry 2001, 158: 1067-1074. PMID: 11431228, DOI: 10.1176/appi.ajp.158.7.1067.Peer-Reviewed Original ResearchConceptsAttention deficit hyperactivity disorderWeeks of treatmentPlacebo groupTic disordersGuanfacine groupDeficit hyperactivity disorderClinical Global Improvement ScaleHyperactivity disorderSafety of guanfacineGlobal Improvement ScaleDouble-blind conditionsTreatment of childrenMedication-free subjectsDose adjustmentBlood pressureADHD Rating ScaleDisorders ClinicWeek 4Mean improvementEffective treatmentImprovement ScaleGuanfacinePlaceboTic severityContinuous Performance Test
1982
Clonidine in the treatment of Tourette syndrome: a review of data.
Leckman JF, Cohen DJ, Detlor J, Young JG, Harcherik D, Shaywitz BA. Clonidine in the treatment of Tourette syndrome: a review of data. Advances In Neurology 1982, 35: 391-401. PMID: 6756089.Peer-Reviewed Original ResearchConceptsTS patientsLong-term symptomatic improvementPathophysiology of TSDouble-blind trialEfficacy of clonidineMinority of patientsGrowth hormone releasePrimary pathogenic importanceMinimal side effectsSymptomatic improvementBlood pressureProfile of responseNoradrenergic mechanismsMHPG levelsTherapeutic responseHormone releaseClonidinePathogenic importanceAcute dosesSide effectsTourette syndromeBehavioral symptomsPharmacologic investigationsNeurochemical systemsPatients