2023
A pilot randomized controlled trial of ketamine in Borderline Personality Disorder
Fineberg S, Choi E, Shapiro-Thompson R, Dhaliwal K, Neustadter E, Sakheim M, Null K, Trujillo-Diaz D, Rondeau J, Pittaro G, Peters J, Corlett P, Krystal J. A pilot randomized controlled trial of ketamine in Borderline Personality Disorder. Neuropsychopharmacology 2023, 48: 991-999. PMID: 36804489, PMCID: PMC10209175, DOI: 10.1038/s41386-023-01540-4.Peer-Reviewed Original ResearchConceptsBorderline personality disorderSecondary outcome measuresOutcome measuresSocio-occupational functioningSuicidal ideationPilot studyTrial of ketaminePersonality disorderInfusion of ketaminePrimary outcome measureEffects of ketamineMidazolam groupAdverse eventsKetamine groupClinical benefitMood symptomsKetamineFDA approvalDrug midazolamInfusionBPD symptomsLarger studyDepressed moodSymptomsChronic mood
2022
Efficacy and Safety of Ketamine vs Electroconvulsive Therapy Among Patients With Major Depressive Episode
Rhee TG, Shim SR, Forester BP, Nierenberg AA, McIntyre RS, Papakostas GI, Krystal JH, Sanacora G, Wilkinson ST. Efficacy and Safety of Ketamine vs Electroconvulsive Therapy Among Patients With Major Depressive Episode. JAMA Psychiatry 2022, 79: 1162-1172. PMID: 36260324, PMCID: PMC9582972, DOI: 10.1001/jamapsychiatry.2022.3352.Peer-Reviewed Original ResearchConceptsStandardized mean differenceMajor depressive episodeSerious adverse eventsElectroconvulsive therapyAdverse eventsDepressive episodeClinical trialsDepression severityEfficacy outcomesSystematic reviewUnique adverse effect profileMeta-analyses (PRISMA) reporting guidelinesSafety of ketamineAdverse effect profileData extractionEuropean clinical trialsDiagnosis of depressionModerate methodological qualityMedical Subject Headings termsPreferred Reporting ItemsCognition/memoryRandom-effects modelSubject Headings termsAcute phaseEffect profileEmraclidine, a novel positive allosteric modulator of cholinergic M4 receptors, for the treatment of schizophrenia: a two-part, randomised, double-blind, placebo-controlled, phase 1b trial
Krystal J, Kane J, Correll C, Walling D, Leoni M, Duvvuri S, Patel S, Chang I, Iredale P, Frohlich L, Versavel S, Perry P, Sanchez R, Renger J. Emraclidine, a novel positive allosteric modulator of cholinergic M4 receptors, for the treatment of schizophrenia: a two-part, randomised, double-blind, placebo-controlled, phase 1b trial. The Lancet 2022, 400: 2210-2220. PMID: 36528376, DOI: 10.1016/s0140-6736(22)01990-0.Peer-Reviewed Original ResearchConceptsTreatment of schizophreniaPositive allosteric modulatorsAdverse eventsUS sitesAllosteric modulatorsFavorable side effect profileMini International Neuropsychiatric InterviewNovel positive allosteric modulatorReceptor positive allosteric modulatorExtrapyramidal symptom assessmentMultiple ascending dosesCommon adverse eventsPhase 1b trialPlacebo-controlled studySide effect profileInternational Neuropsychiatric InterviewCohort of participantsAscending dosesSafety populationPrimary endpointBlood pressureM4 receptorsTreatment initiationDaily treatmentOral dosesSublingual Dexmedetomidine for the Treatment of Acute Agitation in Adults With Schizophrenia or Schizoaffective Disorder: A Randomized Placebo-Controlled Trial.
Citrome L, Preskorn SH, Lauriello J, Krystal JH, Kakar R, Finman J, De Vivo M, Yocca FD, Risinger R, Rajachandran L. Sublingual Dexmedetomidine for the Treatment of Acute Agitation in Adults With Schizophrenia or Schizoaffective Disorder: A Randomized Placebo-Controlled Trial. The Journal Of Clinical Psychiatry 2022, 83 PMID: 36198061, DOI: 10.4088/jcp.22m14447.Peer-Reviewed Original ResearchConceptsAcute agitationHours postdoseSchizoaffective disorderTotal scorePrimary efficacy endpointPlacebo-controlled studyAdrenergic receptor agonistFifth Edition criteriaNegative Syndrome ScaleDexmedetomidine groupOral hypoesthesiaStudy medicationDry mouthEfficacy endpointOrthostatic hypotensionRandomized PlaceboAdverse eventsReceptor agonistEdition criteriaDexmedetomidineMean changePEC scoresPlaceboSyndrome ScaleUS sites
2020
A Non–D2-Receptor-Binding Drug for the Treatment of Schizophrenia
Koblan KS, Kent J, Hopkins SC, Krystal JH, Cheng H, Goldman R, Loebel A. A Non–D2-Receptor-Binding Drug for the Treatment of Schizophrenia. New England Journal Of Medicine 2020, 382: 1497-1506. PMID: 32294346, DOI: 10.1056/nejmoa1911772.Peer-Reviewed Original ResearchMeSH KeywordsAcute DiseaseAdministration, OralAdultAntipsychotic AgentsDouble-Blind MethodDrug Administration ScheduleFemaleHumansLeast-Squares AnalysisMaleReceptors, Dopamine D2Receptors, G-Protein-CoupledSchizophreniaSchizophrenic PsychologySerotonin 5-HT1 Receptor AgonistsSeverity of Illness IndexTreatment OutcomeConceptsTrace amine-associated receptor 1Week 4Negative Symptom ScaleAcute exacerbationPlacebo groupBrief Negative Symptom ScaleTotal scoreSymptom ScaleClinical Global Impression-Severity ScaleEnd pointPrimary end pointSecondary end pointsSudden cardiac deathPANSS total scoreTreatment of schizophreniaDopamine D2 receptorsTreatment of psychosisType 1A receptorMean total scoreLevels of lipidsGastrointestinal symptomsAdverse eventsCardiac deathExtrapyramidal symptomsPrimary outcome
2019
Selective serotonin reuptake inhibitors and benzodiazepines in panic disorder: A meta-analysis of common side effects in acute treatment
Quagliato LA, Cosci F, Shader RI, Silberman EK, Starcevic V, Balon R, Dubovsky SL, Salzman C, Krystal JH, Weintraub SJ, Freire RC, Nardi AE, Benzodiazepines I. Selective serotonin reuptake inhibitors and benzodiazepines in panic disorder: A meta-analysis of common side effects in acute treatment. Journal Of Psychopharmacology 2019, 33: 1340-1351. PMID: 31304840, DOI: 10.1177/0269881119859372.Peer-Reviewed Original ResearchConceptsSelective serotonin reuptake inhibitorsSerotonin reuptake inhibitorsMore adverse effectsPD treatmentPanic disorderReuptake inhibitorsRisk factorsClinical trialsAdverse effectsCochrane Central RegisterAdverse event ratesCommon side effectsShort-term treatmentClass of drugsWeb of ScienceAbnormal ejaculationLibido reductionDry mouthAdverse eventsCentral RegisterPharmacologic treatmentSSRI treatmentAcute treatmentControlled TrialsPrimary outcome
2013
Temporal patterns of adherence to medications and behavioral treatment and their relationship to patient characteristics and treatment response
Gueorguieva R, Wu R, Krystal JH, Donovan D, O'Malley SS. Temporal patterns of adherence to medications and behavioral treatment and their relationship to patient characteristics and treatment response. Addictive Behaviors 2013, 38: 2119-2127. PMID: 23435273, PMCID: PMC3595348, DOI: 10.1016/j.addbeh.2013.01.024.Peer-Reviewed Original ResearchConceptsPercent heavy drinking daysAdherence trajectoriesExcellent adherersPercent days abstinentPatient characteristicsMedication adherenceTreatment outcomesMedication adherence trajectoriesPatterns of treatmentHeavy drinking daysPatterns of adherenceExcellent medication adherenceLack of benefitTrajectories of adherenceIntervention main effectsActive medicationAdverse eventsPharmacologic treatmentHigher percent days abstinentTreatment adherenceTreatment modalitiesWorse outcomesTreatment responseDays abstinentDrinking days
2012
Cost and cost-effectiveness in a randomized trial of long-acting risperidone for schizophrenia.
Barnett PG, Scott JY, Krystal JH, Rosenheck RA. Cost and cost-effectiveness in a randomized trial of long-acting risperidone for schizophrenia. The Journal Of Clinical Psychiatry 2012, 73: 696-702. PMID: 22697193, DOI: 10.4088/jcp.11m07070.Peer-Reviewed Original ResearchMeSH KeywordsAntipsychotic AgentsComparative Effectiveness ResearchCost-Benefit AnalysisDelayed-Action PreparationsDouble-Blind MethodDrug CostsFemaleHealth Care CostsHospitalizationHumansInjectionsKaplan-Meier EstimateMaleMiddle AgedModels, EconometricPsychotic DisordersRisperidoneSchizophreniaUnited StatesVeteransConceptsTotal health care costsHealth care costsLAI risperidoneMedication costsControl groupCare costsVeterans Health Administration patientsHealth care utilizationHealth Related QualityStructured Clinical InterviewUS Medicaid programCase report formsMultisite clinical trialQuality of WellExperimental groupOral antipsychoticsAdverse eventsCare utilizationInjectable risperidoneOutpatient costsHospitalization costsClinical trialsRelated qualityLAI groupPhysician's choice
2011
Adjunctive Risperidone Treatment for Antidepressant-Resistant Symptoms of Chronic Military Service–Related PTSD: A Randomized Trial
Krystal JH, Rosenheck RA, Cramer JA, Vessicchio JC, Jones KM, Vertrees JE, Horney RA, Huang GD, Stock C, Group F. Adjunctive Risperidone Treatment for Antidepressant-Resistant Symptoms of Chronic Military Service–Related PTSD: A Randomized Trial. JAMA 2011, 306: 493-502. PMID: 21813427, DOI: 10.1001/jama.2011.1080.Peer-Reviewed Original ResearchConceptsMilitary-related posttraumatic stress disorderMontgomery-Asberg Depression Rating ScalePosttraumatic stress disorderClinical Global Impression ScaleClinician-Administered PTSD ScaleHamilton Anxiety ScalePlacebo-controlled multicenter trialCAPS scoresSelf-reported weight gainSecond-generation antipsychotic risperidoneAdjunctive risperidone treatmentAntidepressant-resistant symptomsPrimary outcome measureChronic military-related posttraumatic stress disorderGlobal Impression ScaleOutpatient medical centerDepression Rating ScaleSymptoms of depressionQuality of lifePlacebo groupRisperidone groupVeterans RANDAdverse eventsOngoing symptomsMulticenter trialLong-Acting Risperidone and Oral Antipsychotics in Unstable Schizophrenia
Rosenheck RA, Krystal JH, Lew R, Barnett PG, Fiore L, Valley D, Thwin SS, Vertrees JE, Liang MH. Long-Acting Risperidone and Oral Antipsychotics in Unstable Schizophrenia. New England Journal Of Medicine 2011, 364: 842-851. PMID: 21366475, DOI: 10.1056/nejmoa1005987.Peer-Reviewed Original ResearchConceptsInjectable risperidoneOral antipsychoticsQuality of lifeSchizoaffective disorderPsychiatrist's choiceSecond-generation antipsychotic agentsMore adverse eventsMore extrapyramidal symptomsPrimary end pointNeurologic side effectsExtrapyramidal adverse effectsRate of hospitalizationVeterans Affairs systemSocial Performance ScaleAdverse eventsExtrapyramidal symptomsOral treatmentAntipsychotic agentsUnstable diseasePsychiatric symptomsHigh riskHospitalizationSide effectsPatientsPsychiatric hospital
2005
Delta-9-tetrahydrocannabinol effects in schizophrenia: Implications for cognition, psychosis, and addiction
D’Souza D, Abi-Saab WM, Madonick S, Forselius-Bielen K, Doersch A, Braley G, Gueorguieva R, Cooper TB, Krystal JH. Delta-9-tetrahydrocannabinol effects in schizophrenia: Implications for cognition, psychosis, and addiction. Biological Psychiatry 2005, 57: 594-608. PMID: 15780846, DOI: 10.1016/j.biopsych.2004.12.006.Peer-Reviewed Original ResearchMeSH KeywordsAdultAkathisia, Drug-InducedArousalCognitionDose-Response Relationship, DrugDouble-Blind MethodDronabinolEndocrine SystemFemaleHumansInjections, IntravenousMaleMental RecallMiddle AgedMotor ActivityNeuropsychological TestsPerceptionPsychiatric Status Rating ScalesPsychotic DisordersPsychotropic DrugsSchizophreniaVerbal LearningConceptsSchizophrenia patientsAntipsychotic-treated schizophrenia patientsDelta-9-tetrahydrocannabinol effectsLong-term adverse eventsCognitive deficitsPlacebo-controlled studyDelta-9-THCTransient exacerbationAdverse eventsReceptor dysfunctionEndocrine effectsHealthy subjectsStudy participationPsychotic disordersPlasma prolactinSchizophrenia symptomsPatientsSchizophreniaCognitive effectsPerceptual alterationsDeficitsCannabisSubjectsAkathisiaExacerbation