PHARMACOTHERAPY CHILD ADOLESCENT for and PSYCHIATRIC DISORDERS Second Edition, Revised and Expanded edited by David R. Rosenberg Children’s Hospital of Michigan and Wayne State University Detroit, Michigan, U.S.A Pablo A. Davanzo University of California, Los Angeles Los Angeles, California, U.S.A. Samuel Gershon Western Psychiatric Institute and Clinic University of Pittsburgh School of Medicine Pittsburgh, Pennsylvania, U.S.A Marcel Dekker, Inc. New York Basel • TM The first edition of this book was published as Textbook of Pharmacotherapy for Child andAdolescentPsychiatricDisorders,byDavidR.Rosenberg,JohnHolttum,andSamuel Gershon(Brunner/Mazel,Inc.,1994). ISBN:0-8247-0779-6 This bookisprintedonacid-freepaper. Headquarters MarcelDekker,Inc. 270 MadisonAvenue,NewYork,NY10016 tel:212-696-9000;fax:212-685-4540 Eastern HemisphereDistribution MarcelDekkerAG Hutgasse4,Postfach 812,CH-4001 Basel,Switzerland tel:41-61-260-6300;fax:41-61-260-6333 WorldWideWeb http://www.dekker.com The publisher offers discounts on this book when ordered in bulk quantities. For more information, write to Special Sales/Professional Marketing at the headquarters address above. Copyright 2002byMarcelDekker,Inc. AllRightsReserved. Neitherthisbooknoranypartmaybereproducedortransmittedinanyformorbyany means, electronic or mechanical, including photocopying, microfilming, and recording, or by any information storage and retrieval system, without permission in writing from the publisher. Current printing(lastdigit): 10 9 8 7 6 5 4 3 2 1 PRINTEDINTHEUNITEDSTATESOFAMERICA © 2002 by Marcel Dekker, Inc. Medical Psychiatry SeriesEditor WilliamA.Frosch,M.D. WeillMedicalCollegeofCornellUniversity NewYork,NewYork 1. Handbook of Depression and Anxiety: A Biological Approach, edi- tedbyJohanA.denBoerandJ.M.AdSitsen 2. Anticonvulsants in Mood Disorders, edited by Russell T. Joffe and JosephR.Calabrese 3. Serotonin in Antipsychotic Treatment: Mechanisms and Clinical Practice, edited by John M. Kane, H.-J. Möller, and Frans Awou- ters 4. Handbook of Functional Gastrointestinal Disorders, edited by KevinW.Olden 5. ClinicalManagementofAnxiety,editedbyJohanA.denBoer 6. Obsessive-Compulsive Disorders: Diagnosis (cid:0) Etiology (cid:0) Treat- ment,editedbyEricHollanderandDanJ.Stein 7. Bipolar Disorder: Biological Models and Their Clinical Application, editedbyL.TrevorYoungandRussellT.Joffe 8. Dual Diagnosis and Treatment: Substance Abuse and Comorbid Medical and Psychiatric Disorders, edited by Henry R. Kranzler andBruceJ.Rounsaville 9. GeriatricPsychopharmacology,editedbyJ.CraigNelson 10. Panic Disorder and Its Treatment, edited by Jerrold F. Rosenbaum andMarkH.Pollack 11. ComorbidityinAffectiveDisorders,editedbyMauricioTohen 12. Practical Management of the Side Effects of Psychotropic Drugs, editedbyRichardBalon 13. Psychiatric Treatment of the Medically Ill, edited by Robert G. RobinsonandWilliamR.Yates 14. Medical Management of the Violent Patient: Clinical Assessment andTherapy,editedbyKennethTardiff 15. Bipolar Disorders: Basic Mechanisms and Therapeutic Implica- tions,editedbyJairC.SoaresandSamuelGershon 16. Schizophrenia: A New Guide for Clinicians, edited by John G. Csernansky 17. PolypharmacyinPsychiatry,editedbyS.NassirGhaemi 18. Pharmacotherapy for Child and Adolescent Psychiatric Disorders: Second Edition, Revised and Expanded, David R. Rosenberg, PabloA.Davanzo,andSamuelGershon 19. BrainImagingInAffectiveDisorders,editedbyJairC.Soares 20. Handbook of Medical Psychiatry, edited by Jair C. Soares and SamuelGershon ADDITIONALVOLUMESINPREPARATION Aggression: Psychiatric Assessment and Treatment, edited by Emil F.Coccaro © 2002 by Marcel Dekker, Inc. Series Introduction ChildrenhavebeentheorphansofAmericanhealthcare.Inasystemdominated bythepoliticsofwhowillpaythebills,thosewithoutvotesgetshortshrift.Thus wehaveMedicareratherthanPedicare,andmillionsofAmericanswithouteither health insurance or other means of paying for care. While some communities have an adequate safety net, most do not. In the absence of funded care, drug companieshaveseenlittlereasontoinvestin thenecessary anddifficulttaskof evaluating the safety and efficacy of drugs in the treatment of children. Until recently, guesswork and ‘‘clinical judgment’’ were the only guides to medicat- ing children suffering from major depression or anxiety. Fortunately, pressured by pediatric groups and children’s advocates, the National Institutes of Health recently mandated the inclusion of children in clinical trials unless contraindi- cated, and Congress has attempted to induce drug companies to participate by grantinganadditionalsixmonthsofpatentprotectionwhentheyhavedetermined the appropriate dosing for children. Anothermajorproblemaffectingchildrenhasbeentherelativeabsenceof clinicalresearch.Theyarenotmerelysmalladultsbuthaveacomplexevolving development,achangingphysiologyand(psychology),andoftendifferentclini- cal expressions of the same pathology. Proper diagnosis requires understanding the ever-changingchild in his or her lifecontext. Young investigatorsand new, © 2002 by Marcel Dekker, Inc. © 2002 by Marcel Dekker, Inc. less invasive techniques are leading to an exciting growth in knowledge about the pathophysiology of childhood illness. The editors of this volume have brought together an impressive group of experts who have been able to summarize what we know—and what we can only guess at but need to know—and who are able to make it all clear. Impor- tantly among the chapters is one on the ethical issues of research in children, a reassurance to all. IwouldliketoaddaspecialtributetoDr.SamuelGershon.AfterAmerica’s disastrousexperiencewithlithiumasasaltsubstituteforpatientswithhyperten- sion, there was reluctance to use this ‘‘dangerous’’ compound in the treatment of psychiatric patients. Dr. Gershon helped to change that attitude with his elo- quence,data,andhismanystudents.Hehasremainedintheforefrontofpharma- cology among the first to study geriatric pharmacotherapy and now well en- sconced in the world of children. Our profession owes him much. William A. Frosch, M.D. Weill Medical College of Cornell University New York, New York © 2002 by Marcel Dekker, Inc. Foreword The second edition is a timely contribution to this rapidly developing field as newtherapeuticopportunitiesbecomeavailable.Inassessingthefactorscurrently driving research, it appears that several factors are primarily responsible. There has been an increased emphasis on developmental aspects in making childhood andadolescentdiagnoses.ThisisparticularlytrueasthetimeforDSM-Vgrows nearer.Improvedassessmentproceduresandbetterrecognitionofsymptomclus- ters and functional impairment have increased intervention, consequently, ex- ertingpressureonthepharmaceuticalindustrytoprovidenewdrugsforchildren andadolescents.Furthermore,thegrowthofadvocacyandfamilygroupspushing for more studies, which may even involve randomized clinical trials, is a new issue.Suchdevelopmentsareincreasingtheneedforimprovedpsychopharmaco- logical training for clinicians. Drs. Rosenberg, Davanzo, and Gershon have improved and expanded the firstedition,enablingbothcliniciansandstudentstofindinoneplaceacompre- hensive and essential set of guidelines for psychopharmacological intervention in childhood and adolescent disorders. They have updated the rapidly emerging areasofinterestdiscussedinPartIandexpandedthediscussionofethicalissues, as well as pharmacoepidemiology. In Part II the editors have added two new © 2002 by Marcel Dekker, Inc. chapters to break-out serotonin-reuptake inhibitors from other novel (atypical) antidepressants.Inaddition,theyhaveaddedachapteroncombinationtherapies. Thebookiseasytofollow,user-friendly,andaninvaluableresourceforclinical specialists,regardlessofdiscipline,whoareinvolved inthediagnosis andtreat- ment of child and adolescent psychiatric disorders. David J. Kupfer, M.D. Western Psychiatric Clinic University of Pittsburgh School of Medicine Pittsburgh, Pennsylvania © 2002 by Marcel Dekker, Inc. Foreword Itisgenerally acknowledgedthatpsychiatryas amedicaldisciplinehasbeenlate in embracing evidence-based medicine, and there seems to be little debate that childpsychiatryhasbeentheslowestdisciplineinadoptingthismodel.Thereare manyreasonsforthis,rangingfromhistoricaltraditiontoethicalissuesinresearch involvingchildren.Nevertheless,ifwearetoprovidechildrenwiththebesttreat- mentofpsychiatricdisorders,thenwemustelucidatethepathophysiologyofthese disordersandconductstate-of-the-artplacebo-controlledrandomizedclinicaltrials to measure the effectiveness of the purported treatments. This book summarizes the state-of-the-art in the field and points out the many lacunae that exist in our database concerning the treatment of childhood psychiatric disorders. Drs. Davanzo and Rosenberg are members of a new generation of child psychiatrists unburdened by the tradition of a hierarchy in child psychiatry that requiredpsychoanalyticaltrainingofitsleadership.Theeditorsandchaptercontrib- utors have reviewed the literature with a critical eye. There are, of course, other comprehensive textbooks of child psychiatry, but this is one of the few that suc- cinctly reviews pharmacotherapy for child and adolescent psychiatric disorders. Thereismuchvaluablematerialhereforboththepractitionerandtheinves- tigator. Dr. Vitiello’s chapter on ethical issues in research involving children © 2002 by Marcel Dekker, Inc. reviewsthemanyissuesthatinthepasthavehinderedresearchinchildpsychia- try. Dr. Edwards provides an understandable review of the pharmacokinetics of psychotrophic drugs that will be clinically useful. The other chapters are also invaluable.Atatime whenwehaveaveritablecrisis ofclinicalinvestigatorsin psychiatry, particularly in child psychiatry, this volume will serve as a stimulus forresidentsandfellowsinchildpsychiatrytochooseresearchcareers.Inviewof theincreasingavailabilityofresearchfundsinareasrelevanttochildpsychiatrya book such as this is needed to capture the next generation of child psychiatry investigators. I commend Drs. Davanzo, Rosenberg, and Gershon for the effort they have expended in putting together this concise summary of child psycho- pharmacology. The field will certainly be better for it. Charles B. Nemeroff, M.D., Ph.D. Emory University School of Medicine Atlanta, Georgia © 2002 by Marcel Dekker, Inc.
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