2019
Influence of combined treatment with naltrexone and memantine on alcohol drinking behaviors: a phase II randomized crossover trial
Krishnan-Sarin S, O’Malley S, Franco N, Cavallo DA, Tetrault JM, Shi J, Gueorguieva R, Pittman B, Krystal JH. Influence of combined treatment with naltrexone and memantine on alcohol drinking behaviors: a phase II randomized crossover trial. Neuropsychopharmacology 2019, 45: 319-326. PMID: 31590179, PMCID: PMC6901445, DOI: 10.1038/s41386-019-0536-z.Peer-Reviewed Original ResearchConceptsAlcohol drinking behaviorFirst treatment periodTreatment periodNumber of drinksCrossover trialDrinking behaviorEfficacy of naltrexoneOpioid antagonist naltrexoneNMDA antagonist memantinePositive family historyDay treatment periodSelf-administration periodAlcohol-induced stimulationAd lib accessMemantine treatmentAntagonist naltrexoneOpioid systemFamily historyNTXPriming drinkMemantineNaltrexoneAlcohol cravingHeavy drinkersAlcohol dependenceAssociation of Combined Naltrexone and Ketamine With Depressive Symptoms in a Case series of Patients With Depression and Alcohol Use Disorder
Yoon G, Petrakis IL, Krystal JH. Association of Combined Naltrexone and Ketamine With Depressive Symptoms in a Case series of Patients With Depression and Alcohol Use Disorder. JAMA Psychiatry 2019, 76: 337-338. PMID: 30624551, PMCID: PMC6439824, DOI: 10.1001/jamapsychiatry.2018.3990.Peer-Reviewed Original Research
2008
Treatment implications: using neuroscience to guide the development of new pharmacotherapies for alcoholism.
Krishnan-Sarin S, O'Malley S, Krystal JH. Treatment implications: using neuroscience to guide the development of new pharmacotherapies for alcoholism. Alcohol Research 2008, 31: 400-7. PMID: 23584013, PMCID: PMC3860468.Peer-Reviewed Original ResearchConceptsAlcohol dependenceCurrent treatment optionsAlcohol-drinking behaviorDifferent neurochemical systemsAdjunctive treatmentModest efficacyTreatment optionsNew medicationsNew pharmacotherapiesMedicationsHealth problemsNeurochemical systemsPharmacotherapyTreatmentGreat needCertain genesNaltrexoneAlcoholismDisulfiramDrinkers
2007
Naltrexone Is Associated With Reduced Drinking by Alcohol Dependent Patients Receiving Antidepressants for Mood and Anxiety Symptoms: Results From VA Cooperative Study No. 425, “Naltrexone in the Treatment of Alcoholism”
Krystal JH, Gueorguieva R, Cramer J, Collins J, Rosenheck R, Team T. Naltrexone Is Associated With Reduced Drinking by Alcohol Dependent Patients Receiving Antidepressants for Mood and Anxiety Symptoms: Results From VA Cooperative Study No. 425, “Naltrexone in the Treatment of Alcoholism”. Alcohol Clinical And Experimental Research 2007, 32: 85-91. PMID: 18070245, DOI: 10.1111/j.1530-0277.2007.00555.x.Peer-Reviewed Original ResearchConceptsEfficacy of naltrexoneGroup of patientsAlcohol-dependent patientsAntidepressant medicationDependent patientsMood symptomsDrinking daysPrescription of antidepressantsAnxiety symptomsVA Medical CenterPercent drinking daysSevere mood symptomsTreatment of alcoholismStep Facilitation TherapyDrinking-related outcomesNaltrexone prescriptionStudy medicationSignificant mood symptomsStudy patientsAntidepressant treatmentStudy entryComorbid conditionsComorbid moodMedical CenterNaltrexoneFamily History of Alcoholism Influences Naltrexone-Induced Reduction in Alcohol Drinking
Krishnan-Sarin S, Krystal JH, Shi J, Pittman B, O’Malley S. Family History of Alcoholism Influences Naltrexone-Induced Reduction in Alcohol Drinking. Biological Psychiatry 2007, 62: 694-697. PMID: 17336941, DOI: 10.1016/j.biopsych.2006.11.018.Peer-Reviewed Original ResearchConceptsAlcohol drinkingFamily historyDrinking periodDose of naltrexoneSignificant clinical predictorsNaltrexone therapyClinical predictorsNaltrexone dosePriming doseMale drinkersNaltrexoneAlcohol-dependent participantsSecondary analysisDoseAlcoholic drinksDrinkingAlcoholismDrinkersDrinksDaysTotal numberParticipantsTherapyOpioid Receptor Gene (OPRM1, OPRK1, and OPRD1) Variants and Response to Naltrexone Treatment for Alcohol Dependence: Results From the VA Cooperative Study
Gelernter J, Gueorguieva R, Kranzler HR, Zhang H, Cramer J, Rosenheck R, Krystal JH, Group T. Opioid Receptor Gene (OPRM1, OPRK1, and OPRD1) Variants and Response to Naltrexone Treatment for Alcohol Dependence: Results From the VA Cooperative Study. Alcohol Clinical And Experimental Research 2007, 31: 555-563. PMID: 17374034, DOI: 10.1111/j.1530-0277.2007.00339.x.Peer-Reviewed Original ResearchMeSH KeywordsAdultAlcoholismConfidence IntervalsDNADouble-Blind MethodExonsFemaleGenetic VariationGenotypeHumansLinear ModelsLogistic ModelsMaleMiddle AgedNaltrexoneNarcotic AntagonistsOdds RatioProportional Hazards ModelsPsychiatric Status Rating ScalesReceptors, Opioid, deltaReceptors, Opioid, kappaReceptors, Opioid, muSmokingTreatment OutcomeUnited StatesUnited States Department of Veterans AffairsConceptsAlcohol dependenceOpioid receptorsTreatment responseVA Cooperative StudyRate of relapsePredictors of responseAlcohol-dependent male subjectsMu-opioid receptorsKappa-opioid receptorsCourse of treatmentShort-term treatmentReceptor gene variantsOpioid receptor geneAsn40Asp polymorphismAvailable medicationsNaltrexone treatmentSpecific pharmacotherapyPretreatment numberDrug naltrexoneNaltrexoneMale subjectsCooperative StudyRelapseHeavy drinkingIndividual single nucleotide polymorphisms
2003
Medication Compliance Feedback and Monitoring in a Clinical Trial: Predictors and Outcomes
Cramer J, Rosenheck R, Kirk G, Krol W, Krystal J, 425 F. Medication Compliance Feedback and Monitoring in a Clinical Trial: Predictors and Outcomes. Value In Health 2003, 6: 566-573. PMID: 14627063, DOI: 10.1046/j.1524-4733.2003.65269.x.Peer-Reviewed Original ResearchConceptsMedication complianceClinical trialsLong-term clinical trialsHigh medication complianceVA Cooperative StudyMonths of treatmentOverall compliance rateAlcohol-dependent patientsPredictors of complianceMedication event monitoringMeasures of complianceDaily naltrexonePlacebo groupMulticenter trialPoor complianceGood compliersTreatment groupsCompliance dataBetter outcomesDrinking daysNaltrexoneCompliance rateCooperative StudyDosesTrials
2001
Naltrexone in the Treatment of Alcohol Dependence
Krystal J, Cramer J, Krol W, Kirk G, Rosenheck R. Naltrexone in the Treatment of Alcohol Dependence. New England Journal Of Medicine 2001, 345: 1734-1739. PMID: 11742047, DOI: 10.1056/nejmoa011127.Peer-Reviewed Original ResearchConceptsMonths of placeboSevere alcohol dependenceAlcohol dependencePlacebo-controlled evaluationUse of naltrexoneOpiate receptor antagonistTreatment of menSignificant differencesPercentage of daysStudy medicationNaltrexone groupPlacebo groupNumber of drinksAlcoholics Anonymous meetingsPsychosocial treatmentsNaltrexoneDrug AdministrationPatientsMonthsIndividual counselingNumber of daysPlaceboTreatmentWeeksDays
1998
Naltrexone Augmentation of Neuroleptics in Schizophrenia
Sernyak M, Glazer W, Heninger G, Charney D, Woods S, Petrakis I, Krystal J, Price L. Naltrexone Augmentation of Neuroleptics in Schizophrenia. Journal Of Clinical Psychopharmacology 1998, 18: 248-251.. PMID: 9617985, DOI: 10.1097/00004714-199806000-00011.Peer-Reviewed Original ResearchConceptsBrief Psychiatric Rating ScaleTotal BPRS scoreBPRS scoresNegative symptomsAddition of naltrexoneBPRS subscale scoresOngoing neuroleptic treatmentSingle-blind basisPlacebo-controlled trialSingle-blind fashionSubscale scoresBPRS total scorePsychiatric Rating ScaleDSM-III criteriaSubsequent treatmentRepeated-measures analysisNaltrexone augmentationNeuroleptic medicinesNeuroleptic regimenTransient exacerbationPlacebo armNeuroleptic treatmentClinical benefitRepeated-measures ANOVANaltrexone
1996
Nimodipine reduction of naltrexone-precipitated locus coeruleus activation and abstinence behavior in morphine-dependent rats
Krystal J, Compere S, Nestler E, Rasmussen K. Nimodipine reduction of naltrexone-precipitated locus coeruleus activation and abstinence behavior in morphine-dependent rats. Physiology & Behavior 1996, 59: 863-866. PMID: 8778878, DOI: 10.1016/0031-9384(95)02206-6.Peer-Reviewed Original ResearchConceptsL-type calcium channel antagonistLocus coeruleus neuronsMorphine-dependent ratsOpiate-dependent ratsCalcium channel antagonistsSingle-unit recordingsLocus coeruleus activationNimodipine effectCoeruleus neuronsNoradrenergic mechanismsOpiate withdrawalLocus coeruleusChannel antagonistsAnesthetized animalsNimodipineAbstinence behaviorTime courseRatsWithdrawal behaviorActivationNaltrexoneCoeruleus
1994
SPECT regional cerebral blood flow alterations in naltrexone-precipitated withdrawal from buprenorphine
van Dyck C, Rosen M, Thomas H, McMahon T, Wallace E, O'Connor P, Sullivan M, Krystal J, Hoffer P, Woods S, Kosten T. SPECT regional cerebral blood flow alterations in naltrexone-precipitated withdrawal from buprenorphine. Psychiatry Research 1994, 55: 181-191. PMID: 7701033, DOI: 10.1016/0925-4927(94)90013-2.Peer-Reviewed Original ResearchConceptsRegional cerebral blood flowRegional cerebral blood flow alterationsCerebral blood flow alterationsHexamethyl propylene amine oximeOpiate-induced analgesiaBlood flow alterationsSeverity of withdrawalCerebral blood flowOpiate-dependent patientsAnterior cingulate regionsAnterior cingulate cortexSingle photon emissionPlacebo administrationAmine oximeOpiate withdrawalRCBF ratiosWithdrawal severityBlood flowCingulate cortexCingulate regionsSignificant negative correlationBuprenorphineNaltrexonePlaceboPatients
1990
Opioid antagonist challenges in buprenorphine maintained patients
Kosten T, Krystal J, Charney D, Price L, Morgan C, Kleber H. Opioid antagonist challenges in buprenorphine maintained patients. Drug And Alcohol Dependence 1990, 25: 73-78. PMID: 2323312, DOI: 10.1016/0376-8716(90)90144-4.Peer-Reviewed Original ResearchConceptsSublingual buprenorphine treatmentBlood pressure increaseDouble-blind placeboOpioid withdrawal symptomsBlind placeboIntravenous naloxoneNaltrexone challengeOral naltrexoneLast doseBlood pressureBuprenorphine treatmentPlacebo substitutionMHPG levelsWithdrawal symptomsPlacebo challengeSignificant symptomsAntagonist challengeBuprenorphinePatientsPlaceboNaloxoneSymptomsNaltrexoneDoseMonths