tapering medications – the who, what, when, where, why ......tapering medications – the who,...
TRANSCRIPT
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TaperingMedications–TheWho,What,When,Where,Why,andHow
September30,2017Fredericton,NewBrunswick
ZackDumontClinicalSupportPharmacist– RQHRDepartmentofPharmacyServicesClinicalPharmacist– RxFiles AcademicDetailingProgramMedicationConsultant– medSask MedicationInformationService
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Faculty/PresenterDisclosure
• Faculty:ZackDumont
• Currentorpastrelationshipswithcommercialinterests– AdvisoryBoard/SpeakersBureau:nil– Funding(Grants/Honoraria):nil– Research/ClinicalTrials:nil– Speaker/ConsultingFees:nil– Other:nil
• SpeakingFeesforcurrentprogram– Ihavereceivednospeaker’sfeeforthislearningactivity
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DisclosureofCommercialSupport
• Thispresentationhasnotreceivedfinancialsupportfromanyorganization
• Thispresentationhasnotreceivedin-kindsupportfromanyorganization
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MitigatingPotentialBias
• Notapplicable
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Geri-RxFiles 2nd Edition
• Atooltosupporthealthcareprofessionalsinoptimizingmedicationuseinolderadultsby– Identifyingmedicationsthatmaybecausingmoreharmthanbenefit
– Providinganapproachtoassessmentofvariousconditionsandassociatedmedications
– Comparingthevariousalternatives inordertoensurepatients/residentsarereceivingthemostappropriatetreatmentpossible
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Geri-RxFilesDevelopment
• Criticallyevaluatedtheliteratureand(limited)availableevidence
• SynthesizedinformationfromBeersCriteria&STOPPtools(andbeyond!)
• ConsideredCanadianguidelinerecommendations• Consultedwithgeriatricians,familyphysicians,nurses,andpharmacists insortingthroughpotentiallypreferredoptions– practicalexperience
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Geri-RxFiles 2nd Edition
• Covers22conditions• Eg,Constipation,COPD,Depression,DrugInteractions,ElectrolyteImbalance,FallsPrevention,Nutrition/Supplements,MedicationAdministrationChallenges:“CrushList”(pg,143)
• Othergreattools– Eg,COPDInhalerTechnique (pg, 128)
• Incorporatedtheupdated2015BeersCriteriaandtheupdated2014STOPP/STARTCriteria
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Geri-RxFiles 2nd Edition• TableofContents• TherapeuticTopics
FirstSection:– Step-wiseapproachtoassessingadisease,includingpotential
contributorssuchasothermedicalconditionsormedications– Non-pharmacologicaloptions– MedicationtreatmentoptionsSecondSection:– Tableofpotentiallyproblematicmedicationusedinthetreatmentof
disease/condition– IndicationofwhethermedicationappearsoneithertheBeersor
STOPPCriteria,inwhothemedicationsareproblematic,andotherclinicalconcerns
• TaperingMedications
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LearningObjectives
• Participantswillbeableto:– Useavailableresources fortaperinganddeprescribing medications
– Describesituationswhentaperingmedicationsissupportedbyevidenceandliterature
– Constructaplanwhenevidenceorguidancefor taperingmedications islessclear
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Wherearewegoing?
• “Itisanartofnolittleimportancetoadministermedicinesproperly;butitisanartofmuchgreaterandmoredifficultacquisitiontoknowwhentosuspendoraltogetheromitthem.”
– DrPhilippePinel» 1745to1826
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OURGUIDE?
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WHAT(ISBEINGTAPERED?)
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Whatisbeingconsideredfortapering?
• Medications– …butnotjustanymedications.Medicationsthat…
• …thepatienthasbeenonalongtime• …werestartedbecausethebenefitsoutweighedtherisks
• …wereprobablystartedbysomeoneelse• …allworkindifferentways,pharmacokinetically andpharmacodynamically
• …mayormaynotrequiretapering
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Theproblem(s)withtapering
• It’shard…– …toknowinwhom,andhowtheywilltolerateit– …toknowwhywemayneedto– …toknowwhen– …toknowwheretostart– …toknowhow
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PresentationOutline
• Solet’slearn…– …toknowinwhom,andhowtheywilltolerateit– …toknowwhy wemayneedto– …toknowwhen– …toknowwhere tostart– …toknowhow
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• “We’vemasteredaddition,nowit’stimetomoveontosubtraction”
– LorenRegier
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Someobstacleswe’llencounter
• Individualsmayhaveanemotionalattachmenttotheirmedicationsandgainingbuy-inmaybedifficult
• Certainmedicationswilltakealongtimetotaperdown
• Most(all?)prescribingtoolsonlyprovideinformationonhowstartmedications
• Evidence onhowtotaperislackingandislargelyanecdotal– Asaresult,itisconsideredmoreanart thanascience…
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WHO(MAYNEEDATAPER?)
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Whomayneedataper?
• Anyone– Mostcontemporaryfocusisonolderadults(warranted!),butmanyyoungerpatientsarenotwithoutneed
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Whomayneedataper?
• Manycompetingpriorities,sowhoismostlikely?– Thosewithmultiplecomorbidities
• Whichismostlikelyinolderadults,butisnotexclusive
– Thoseonmanymedications– Thosewhohavenotenoughinteractionwiththehealthcaresystem(ie,notenoughfollow-uporreassessment)
– Thosewhohavetoomuchcontactwiththehealthcaresystem(ie,invitingtoomanycooksintothekitchen)
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Whomayneedataper?
• Anyone…– …thatisonmoremedicationsthanclinicallyindicated,orusinginappropriatemedications
• Dowerecognizethisdefinition?
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Whomayneedataper?
• Anyone…– …thathas,orisexperiencing,polypharmacy
• Definitionofpolypharmacy:– Manydefinitions(ie,notonestandarddefinition)
• Eg,Useof“multiple”medicationsbyapatient– Dependingonreference,“multiple”=5to10
• Eg,Moremedicationsthanclinicallyindicated,oruseofinappropriatemedications
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• Polypharmacyusuallymeans…
– …we’regoingtohavetogetridofsomedrugs
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WHY(TAPER?)
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Whytaper?
• Manymedicationsareassociatedwithabruptwithdrawalreactions– Shouldbewithdrawngraduallytominimizethepotentialoftheseadverseeffects,unlesssafetyconcernsrequireamorerapiddiscontinuation
• Inrapiddiscontinuationsituations,beawareofprobablewithdrawaleffects
• Thegoaloftaperingmedicationsistominimizediseasere-occurrence orre-emergence– Eg,depressionwhentaperinganSSRI
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Whytaper?
• Isittostop allpotentiallyunnecessarymedications?– Notnecessarily…
• Ifthemedicationbeingtaperedcannotbediscontinuedcompletely,adecreaseindosemaystillbeconsideredawin!– Onemightnotalwaysbesuccessfulincompletelydiscontinuingamedication,andthat’sokay
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WHEN(TOTAPER?)
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Whentoconsiderataper?
• Asmentioned,whenstoppingmedications– …thosethatareoverused– …thoseinwhichtherisksoutweighthebenefits– …thosewheresaferalternatives areavailable
• Inotherwords…– …anytimeyouplanondeprescribing (orsupportinganotherintheirdeprescribing efforts),youneedtoconsiderwhetherataperisneeded
• Ruleout ataper3 October 2017 32
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Whentoconsiderataper?
• Refresher:– Deprescribing istheplannedprocess (supervised)ofreducingorstoppingmedicationsthatmaynolongerbeofbenefitormaybecausingharm
• Thegoalistoreducemedicationburdenorharmwhileimprovingqualityoflife(credit:deprescribing.org)
– It’smorethanjuststoppingmeds… it’saplanwithina(care)plan
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Whentoconsiderataper?
• Overly-simplified,butstillsomewhatusefulruleofthumbfordecidingtotaperornot:– Ifagradualdoseincrease(ie,titration)wasrequiredwhenthemedicationwasinitiated,itisreasonabletoassumethatthedoseshouldbegraduallydecreasedupondiscontinuation
• Needfortitrationprobablycorrelatestoaneedfortapering
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Whentoconsiderataper?
• Anotherbarrier:– Diseasereconciliation
• Determiningifamedicationisstillindicated=difficultwhenacompletemedicalhistoryisnotavailable
– Eg,onadmissiontoalong-termcarehome
– Often,theonlywaytodeterminewhetheramedicationisstillneededorwhetherthedoseremainsappropriateistotryataper
• Lowerthedoseandmonitorforimprovement,stabilization,ordecline
• “Ifindoubt,ataperissafer”– Apracticalguidetostoppingmedications(BPJ;Issue27;bpac.org.nz)
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WhentoNOT taper?
• Drug-inducedtoxicity– Juststop,thenmakeaplan
• Questionstoask– Canwemonitorlevels?– Willtheygetwithdrawalonceonthesubtherapeutic side ofthetherapeuticwindow?
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WHERE(TOSTARTTAPERING?)
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Wheretostarttapering?
• Lookforeasywins– Medicationswithlimitedbenefitsand/orhighrisksofharm
– Eg,antipsychoticsusedforthebehavioursofdementia,somebeta-blockers,benzodiazepines,andprotonpumpinhibitors
– Medicationsthatyourpatientsareaskingabout– “5Questionstoaskaboutyourmedications”campaign
• Arethereanysupportingtoolsorstrategiesoutthereforthosedrugs?Whatresourcesmightyoucheck?Moreonthisshortly…
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Wheretostarttapering?
• Lookforeasywins– Wherethereisliteraturetosupportthetaperingprocess
• Butit’snotalwayseasy… thehardcaseswillcome… theyalwaysdo– Weneedaplan(we’regettingthere… thankyouforyourpatience)
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HOW(TOTAPER?)
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Howtotaper?
Step1–identifymedication(s)tobediscontinued
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Howtotaper?
• Asdiscussed,toidentifythedrugstobetaperedconsiderabove(ie,what,who,when,where)
• Alsoconsider:– Whatisthisspecificmedicationdoingforthisspecificindividual– clinicallyandpersonally?
– Isitkeepingtheindividualwell andimprovingday-to-dayqualityoflife,orisitbeingusedforthepreventionofillness inthefuture?
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Howtotaper?
Step2–createadeprescribingplan• Keyquestion:
Doesthemedication(s)needtobetapered?(mustruleout)
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Howtotaper?
• Somanyfactorstoconsider– Themedication’shalf-life– Themedication’smechanismofaction
– Arereceptorsinvolved?Couldtherebeup-regulation/down-regulation?
– Arebiochemicalpathwaysinvolved?Couldcompensatorymechanismsbeactivated?Negativefeedbackloopsactivated?
– The(?)condition’spathophysiology– The(?)condition’sconsequence(s)– Thepatient’sfragility/strength– Thepatient’sgoalsandwishes
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Howtotaper?
• Otherfactorstoconsider– Beforewegocreatingourownplan,let’scheckforexistingevidence/literaturetosupportthetaper
• Deprescribing.org algorithms• Geri-RxFiles• Primaryliterature(potentiallytime-consuming)• (ie,step3)
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Howtotaper?
Step3–checkavailableresourcesforataperingregimen
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Deprescribing.org
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Deprescribing.org
• Currentlyavailabledeprescribing algorithmsandwhiteboards– ProtonPumpInhibitor– Benzodiazepine receptoragonist– Antipsychotic– Antihyperglycemic– Morecoming
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Geri-RxFiles
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Geri-RxFiles 2nd Edition• TableofContents• TherapeuticTopics
FirstSection:– Step-wiseapproachtoassessingadisease,includingpotential
contributorssuchasothermedicalconditionsormedications– Non-pharmacologicaloptions– MedicationtreatmentoptionsSecondSection:– Tableofpotentiallyproblematicmedicationusedinthetreatmentof
disease/condition– IndicationofwhethermedicationappearsoneithertheBeersor
STOPPCriteria,inwhothemedicationsareproblematic,andotherclinicalconcerns
• TaperingMedications
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Geri-RxFiles2ndEdition• Specificmedicationtaperingsection
– Anticholinergics– Anticonvulsants– Antidepressants– Antihistamines– Anti-Parkinson’s– Antipsychotics– Beta-blockers,clonidine– Benzodiazepinesand‘z’drugs– Corticosteroids– Nitrates– Opioids– Protonpumpinhibitors– Andmore
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PrimaryLiterature
• Somedoesexist– Eg,ThompsonW,Hogel M,LiY,Thavorn K,O’DonnellD,McCarthyL,Dolovich L,BlackC,FarrellB. Effectofaprotonpumpinhibitordeprescribing guidelineondrugusageandcostsinlong-termcare.JAMDA,2016;17(7),673.e1–673.e4
• Canbechallengingtotrackdownforbusyclinicians– Timepermitting(ie,ifnorushforthepatient…),useyourteam
• Eg,druginfoservices,librarians,etc
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Howtotaper?
Step4–ifnoresourcesexist,createataperingregimen
(…simple,right?)
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InspirationalQuote
• “Thecodeismorewhatyoucallguidelines,thanactualrules”
-CaptainBarbossa
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Howtotaper?
• Areasonableapproachtograduallydiscontinuingamedication=decreasethedoseby25%atweekly(orlonger)intervalswithclosemonitoring– Amorecautiousapproachmaybewarrantedincertaincircumstances(eg,highdose,severedisease,long-termuse,interferencewiththehormonalsystem)
– Adjusttherateoftaperbasedonindividualfactors– Bepreparedtoadjusttherateagain,basedonresponse
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Howtotaper?Howmuchto¯ dosebyattheinitialstepoftapering
Speed Situationtoconsidertaperingbythecorrespondingamount
100%(abruptdiscontinuation)
VeryFast
Drug-inducedtoxicity
50% FastNotveryconcernedaboutwithdrawal;individualisrelativelyhealthy/vibrant
25% SlowSomewhatconcernedaboutwithdrawal;individualhasmultiplecomorbidities,butisnotyetveryfrail
5to10% VerySlow
Concernedaboutwithdrawal;individualisquiteillorfrail
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Howtotaper?
• Setexpectations– Timerequiredforthetotaltaperingprocessandresultantdiscontinuation
• DefiningaFAST vsaSLOW taper:– Fast:2to4weekstocomplete– Slow:3to6monthstocomplete
» Eg,estrogens– VerySlow:1to2years
» Eg,benzodiazepines,verylong-termopioids
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Howtotaper?
Step5–implementthetaper
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Howtotaper?
• Whenimplementingataper(evenwhenimplementingknowntaperingregimens),considerfactorsthatmayaltertheapproach:– Urgency/reasonfortaper– Dose ofmedication– Duration ofuse– Indication foruseandbenefitreceived– Patientfactors(eg,age,comorbidities,concomitantmedications,
prescribingcascades,adherence,consequencesofpotentialwithdrawalsymptoms,patient’swishes)
– Dosageforms/strengths availabletofacilitatetaper
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Howtotaper?
• Ifmultiplemedicationsaretobediscontinued– Taperonemedicationatatime(ifpossible)
• Itwillbeeasiertoidentifythelikelycauseifwithdrawalreactionsdooccur
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Howtotaper?
Step6–monitorandreassess,adjustifneeded
PDSA!
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Monitoring&Follow-up
• Pharmacistscanprovideleadership– Educatepatientsandcaregiversaboutanysymptomsforwhichtheyshouldcontacttheirprescriberorseekemergencytreatment
– Reassureandoffersymptommanagementoptionsforothersymptoms
– Slowdown(orrestartthemedication)ifwithdrawalsymptoms orsymptomsoftheconditionbeingtreatedoccurduringthetaperingprocess
• Resumethepreviousdoseandconsideramoregradualtaper
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• Mightsoundcomplicated… butitdoesn’thavetobe
• And…
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Thereishope
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Thereishope
• Evidenceforsafetyandcost-effectivenessismounting
• Eg,EMPOWERstudy(benzodiazepines)– CIHR– Testingtheintervention– P:144patients– I:providedwithbrochure(infoonrisk,how-tostop,etc)– O:45.1%perceivedincreasedriskafterintervention
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Martin P, Ahmed S, Tamblyn R, Tannenbaum C. A drug education tool developed for older adults changes knowledge, beliefs and risk perceptions about inappropriate benzodiazepines in the elderly. Patient Educ Couns. 2013; 92(1):81-7.Tannenbaum C, Martin P, Tamblyn R, Benedetti A, Ahmed S. Reduction of inappropriate benzodiazepine prescriptions among older adults through direct patient education: the EMPOWER cluster randomized trial. JAMA Intern Med. 2014; 174(6):890-8.
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Thereishope
• Evidenceforsafetyandcost-effectivenessismounting
• Eg,EMPOWERstudy(benzodiazepines)– CIHR– Thetrial– Reductionofinappropriatebenzodiazepineprescriptionsamongolderadultsthroughdirectpatienteducation:theEMPOWERclusterrandomizedtrial
– C:Nobrochure(usualcare)– O:At6months27% ofinterventiongrouphadstoppedBZDs(vs5%incontrolgroup);riskdiff23%(95%CI14to32%)
– Inotherwords… more‘how-to’coming
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Martin P, Ahmed S, Tamblyn R, Tannenbaum C. A drug education tool developed for older adults changes knowledge, beliefs and risk perceptions about inappropriate benzodiazepines in the elderly. Patient Educ Couns. 2013; 92(1):81-7.Tannenbaum C, Martin P, Tamblyn R, Benedetti A, Ahmed S. Reduction of inappropriate benzodiazepine prescriptions among older adults through direct patient education: the EMPOWER cluster randomized trial. JAMA Intern Med. 2014; 174(6):890-8.
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Thereishope
• D-PRESCRIBEtrialcoming(expectedin2017)• TheCanadianPrimaryCareSentinelSurveillanceNetworkSeniorsDeprescribing Trial(expectedin2018)
• Geriatricpharmacoeconomics (ongoingstudies)• CaDeN – CanadianDeprescribing Network
– Membersrepresentawiderangeofperspectivesrelatedtodeprescribing,includingpatientadvocates,healthcareprofessionals,academicresearchers,andotherhealthcareleaderswithexperienceinthepharmaceuticalfield
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CASES
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Case1(Quick)
• HeartFunctionClinic(ambulatory)– SH,68yearoldfemale,lowejectionfraction(EF)heartfailure
– Referredtoclinicduringrecenthospitaladmission– PMHx:CHF(EF23%),HTN
• Bloodpressure(BP)today=105/61
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CurrentMedications:Ramipril10mgpodailyMetoprolol50mgpoBIDFurosemide40mgpoBIDDiltiazem120mg(SR)podailyAtorvastatin40mgpoHS
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SHPMHx:CHF(EF23%),HTNCurrentMedications:Ramipril10mgpodailyMetoprolol50mgpoBIDFurosemide40mgpoBIDDiltiazem120mg(SR)podailyAtorvastatin40mgpoHS
• IfyouweretomakeanychangestoSH’smedications(ie,deprescribe),whatwouldtheybe?
• Howwouldyouprioritizethesemedicationchanges?
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DiltiazeminLowEFHeartFailure
• Worsensheartfailure(canleadtoconductionabnormalitiesandheartblock)– Contraindicated
• Whatwouldyoudo?Taperrequired?– Westoppeditcoldturkey– notaper– Rationale:
• 1)potentiallytoxicdrug• Nottomention:nosimpletaperingregimen
– 120mgislowestslow-releasedose(wouldneedtoswitchto60mgpoBID,but… see1
• 2)patientwasabletomonitorBPandHRathome• 3)itwaspreventingusfromgoingupinotherEBMtherapies(eg,metoprololwasnotoptimized)
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Case2
• FallsAssessmentClinic– DT,78-year-oldmale,previoushipfracturesecondarytofall
• Havingdifficultyathome;movedinwithdaughter’sfamily1monthago
– PMHx:Multiplefalls(hip#3monthsago)– hascanetoambulate,butdoesn’tliketouse,osteoporosis,migraine,hypertension,COPD,insomnia
– Socialhistory:EtOH (1glasswineweeklyonSundays)– Smoking:ex-smoker(quitage37)– Druguse:noillicitdruguse
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Adaptedfrom:J.Lake,PHM652– PrimaryCare,UniversityofToronto
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CurrentMedications:(blister-packedbycommunitypharmacy)Nitrazepam 10mgpoqHS +10mgpoqHS prnifdoesn’tsleepHydrochlorothiazide25mgpodailyPerindopril8mgpoBIDAmlodipine10mgpodailyPropranolol40mgpoBIDAtorvastatin40mgpodailyRisedronate 35mgpoweeklyCalcium500mgpodailyVitaminD1000unitspodailyAcetaminophen1gpo30minutesbeforePT+1gpoafterPTifneededSennosides 8.6mg2tabspoqHS prnDocusate100mgpoBIDVitaminB121mgsub-qmonthlyAdvair500Diskus 1puffBIDTiotropium18mcgdailySalbutamol2puffsprn
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DT
ChronicIllness/DisabilityImpactingFallsRisk:1. Cognitiveimpairment– no2. Stroke– no3. Parkinson’sdisease– no4. Insomnia– yes
– Poorhistorianaboutsleepissuesastakesnitrazepam asorderedwhetherdifficultyfallingasleepornot
– Hasbeenonnitrazepam x15yrs (sincesisterdiedinaccident)
5. Cardiacdisease– yes(HTN,nocardiacevents)– BPconsistentlylowathome,testsseveraltimesweeklyandalways
less100/60– Complaintsofdizzinessonstanding,hasfallenbackintochairupon
standinguptowalkathome
6. COPD– no– Well-controlled;noAECOPDinpast24months– Hasnotusedsalbutamolinmorethan6monthsevenwithPT
7. Diabetes– no8. Visualimpairment– no,buthasn’tseenoptometristfor3years9. Osteoporosis– yes
– Recentlydiagnosedattimeofhip#(3monthsago)andstartedrisedronate,calcium,vitaminD– tobereassessedin18months
10. Osteoarthritis– no11. Incontinence– no12. Acuteillness– no
DOB:23-AUG-1936(78yo)PMHx:multiplefalls(hip#3monthsago),osteoporosis,migraine,hypertension,COPD,insomniaCurrentMedications:(blister-packed)Nitrazepam 10mgpoqHS +10mgpoqHSprnifdoesn’tsleepHydrochlorothiazide25mgpodailyPerindopril8mgpoBIDAmlodipine10mgpodailyPropranolol40mgpoBIDAtorvastatin40mgpodailyRisedronate 35mgpoweeklyCalcium500mgpodailyVitaminD1000unitspodailyAcetaminophen1gpo30minutesbeforePT+1gpoafterPTifneededSennosides 8.6mg2tabspoqHS prnDocusate100mgpoBIDVitaminB121mgsub-qmonthlyAdvair500Diskus 1puffBIDTiotropium18mcgdailySalbutamol2puffsprn
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DT
• IfyouweretomakeanychangestoDT’smedications(ie,deprescribe),whatwouldtheybe?
• Howwouldyouprioritizethesemedicationchanges?
DOB:23-AUG-1936(78yo)PMHx:multiplefalls(hip#3monthsago),osteoporosis,migraine,hypertension,COPD,insomniaCurrentMedications:(blister-packed)Nitrazepam 10mgpoqHS +10mgpoqHSprnifdoesn’tsleepHydrochlorothiazide25mgpodailyPerindopril8mgpoBIDAmlodipine10mgpodailyPropranolol40mgpoBIDAtorvastatin40mgpodailyRisedronate 35mgpoweeklyCalcium500mgpodailyVitaminD1000unitspodailyAcetaminophen1gpo30minutesbeforePT+1gpoafterPTifneededSennosides 8.6mg2tabspoqHS prnDocusate100mgpoBIDVitaminB121mgsub-qmonthlyAdvair500Diskus 1puffBIDTiotropium18mcgdailySalbutamol2puffsprn
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NitrazepamUse(FallRisk)
• Initiallyprescribedthismedication10to15yearsagofordifficultysleepingafterhissisterdiedinMVA– Takesregularlywhetherhehasdifficultyfallingasleepornot;feelsit
workswellforhimashehasnodifficultyfallingasleeporstayingasleepwithuse;duetoit’sefficacy,hehasnevertriedanyalternativestohelphimsleep
• Unknownwhetherhetakesanyadditionalprnnitrazepamdosesifhedoesn’tsleep– Unlikelyashestatedthatthescheduleddoseworkswellforhim
• Sometimesfeelssluggishinmorning– Admittedtofeeling“hungover,”nothimself,orextratiredsometimes
whenquestioned
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NitrazepamUse(FallRisk)
• Usualsleepregimenconsistsoftakingnitrazepamdose30minutespriortosleep,reading/watchingTV,thenattemptingsleepat22h00eachnight
• Whatwouldbeareasonableapproachtostoppinghisnitrazepam?– Decreaseby25%/weekx2weeks,then10%/weekthereafter
– Nitrazepam 7.5mgpoqHS x1week,then5mgpoqHS x1week,then2.5mgpoqHS x1week,then2.5mgpoqHSeveryotherdayx1week,thenstop
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Hypotension(FallRisk)
• Patientcomplainsofdizzinessonstanding,andhasfallenbackintochairuponstandinguptowalk
• Propranolol40mgpoBID– Originallyprescribedformigraineprophylaxis;nomigrainesforthe
past5to6years,andwhenhewasexperiencingmigraines,hewouldhave2to3migraines/year
• PatienthasnohistoryofCVDorstroke,butmayhavenewdiagnosisofdiabetes(HbA1C=7.7%),thoughthisrequiresfurtherinvestigation
• Patientstateshedoesnotfollowlowsaltdietforhypertension;daughterpreparesmeals
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Hypotension(FallRisk)
• Whatwouldbeareasonableapproachtostopping/loweringhisBPmedications?– Hydrochlorothiazide25mgpodaily– taper?
• Probablynot
– Perindopril8mgpoBID– taper?• Notusually
– Amlodipine10mgpodaily– taper?• Maybe
– Propranolol40mgpoBID– taper?• Probably– gradually taperthedoseby25to50%every1to2weeks
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LaxativeUse(Polypharmacy)
• Thesewereinitiatedwhenhewasprescribedopioidsforpainmanagementpost-hipfracture3monthsago– Patientisnolongertakingopioidsashippainadequatelycontrolled;
patientratespainas1/10to2/10,but4/10duringphysiotherapysessionswhichhemanagesbytakingacetaminophen
• Patienthasnotbeentakingthesemedicationsashisdietaryfiberintakehasincreasedsincehavinghismealspreparedbyhisdaughter
• Atpresent,patientstateshenormallyhas1bowelmovementdaily,typicallysoft,easytopass,withnopain
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LaxativeUse(Polypharmacy)
• Whatwouldbeareasonableapproachtostoppingsome/allofhisbowelcare?Taperrequired?– Probablynot
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VitaminB12Use(Polypharmacy)
• Initiatedthisonphysicianrecommendationtoimprovehissymptomsoffatigueandlowenergy15yearsagoafterhissisterdiedinMVA– PatientdoesnotrecallbeingdiagnosedwithanemiaorvitaminB12deficiency
• Mostrecentlabvaluesunremarkable:hemoglobin=129g/L,hematocrit=0.37(July28/16);MCV,vitaminB12levelnotdrawn/reported;nootherlabdataavailable
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VitaminB12Use(Polypharmacy)
• Whatwouldbeareasonableapproachtostopping?Taperrequired?– Probablynot
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CONCLUSIONS
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SummaryofTaperingProcess
• Step1– identifymedication(s)tobediscontinued• Step2– createadeprescribing plan
– Keyquestion:Doesthemedication(s)needtobetapered?
• Step3– checkavailableresourcesforataperingregimen
• Step4– ifnoresourcesexist,createataperingregimen
• Step5– implementthetaper• Step6– monitorandreassess,adjustifneeded
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LearningObjectives
• Participantswillbeableto:– Useavailableresourcesfortaperinganddeprescribingmedications
– Describesituationswhentaperingmedicationsissupportedbyevidenceandliterature
– Constructaplanwhenevidenceorguidancefor taperingmedications islessclear
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References• Apracticalguidetostoppingmedications(BPJ;Issue27;bpac.org.nz)• Geri-RxFiles medicationtaperingsections• Deprescribing.org• MartinP,AhmedS,TamblynR,TannenbaumC. Adrugeducationtool
developedforolderadultschangesknowledge,beliefsandriskperceptionsaboutinappropriatebenzodiazepinesintheelderly.PatientEduc Couns.2013;92(1):81-7
• TannenbaumC,MartinP,TamblynR,BenedettiA,AhmedS. Reductionofinappropriatebenzodiazepineprescriptionsamongolderadultsthroughdirectpatienteducation:theEMPOWERclusterrandomizedtrial. JAMAInternMed.2014;174(6):890-8
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Questions?Now• Pleaseshareany
– Questions– Comments– Musings
Later• Contactme
– Email:[email protected]– Twitter:@ZackDumontYQR– LinkedIn:/ZackDumont
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