2016
Emerging Drug Use Trends in Kelantan, Malaysia
Desrosiers A, Chooi WT, Zaharim NM, Ahmad I, Yasin M, Jaapar S, Schottenfeld RS, Vicknasingam B, Chawarski MC. Emerging Drug Use Trends in Kelantan, Malaysia. Journal Of Psychoactive Drugs 2016, 48: 218-226. PMID: 27224011, DOI: 10.1080/02791072.2016.1185553.Peer-Reviewed Original ResearchConceptsDrug useAmphetamine-type stimulant useDrug use initiationTreatment optionsHigh prevalenceTreatment needsDrug use trendsTreatment servicesYounger ageStimulant useUse initiationPrevention effortsUnique sociocultural factorsTreatment seekingFGD participantsRural areasHigh rateEarly agePrevalencePWUDDrugsAgeSociocultural factorsParticipantsMajor contributor
2015
Profiles of psychiatric disorders among heroin dependent individuals in Changsha, China
Yang M, Liao Y, Wang Q, Chawarski MC, Hao W. Profiles of psychiatric disorders among heroin dependent individuals in Changsha, China. Drug And Alcohol Dependence 2015, 149: 272-279. PMID: 25680517, PMCID: PMC4609506, DOI: 10.1016/j.drugalcdep.2015.01.028.Peer-Reviewed Original ResearchConceptsHeroin-dependent individualsStructured Clinical InterviewMental health disordersSubstance use disordersLow socio-economic statusMood disordersAxis IDSM-IV-TR Axis II Personality DisordersUse disordersClinical InterviewHealth disordersSocio-economic statusDSM-IV-TR Axis IDSM-IV Axis IPersonality disorderDependent individualsAxis II personality disordersLifetime DSM-IV Axis IBorderline personality disorderDrug rehabilitation centersLifetime disordersPatient EditionPsychiatric disordersLifetime diagnosisRehabilitation settingsHepatitis C seroconversion in methadone maintenance treatment programs in Wuhan, China
Zhou W, Wang X, Zhou S, Xie N, Liu P, Luo L, Peng J, Liu M, Desrosiers A, Schottenfeld R, Chawarski MC. Hepatitis C seroconversion in methadone maintenance treatment programs in Wuhan, China. Addiction 2015, 110: 796-802. PMID: 25529103, PMCID: PMC4598328, DOI: 10.1111/add.12836.Peer-Reviewed Original ResearchConceptsMethadone maintenance treatmentInjection drug useHCV seroconversionPatients HCVSeroconversion ratesDrug useOpiate positive urine testsHepatitis C virus infectionRisk behaviorsMethadone maintenance treatment patientsMethadone maintenance treatment programHepatitis C seroconversionC virus infectionUrine toxicology resultsHepatitis C virusMaintenance treatment programPotential risk factorsOpiate-dependent individualsCross-sectional surveyHCV seroprevalenceMMT clinicsMaintenance treatmentTreatment patientsC virusUrine tests
2012
Drug use in rural China: a preliminary investigation in Hunan Province
Deng Q, Tang Q, Schottenfeld RS, Hao W, Chawarski MC. Drug use in rural China: a preliminary investigation in Hunan Province. Addiction 2012, 107: 610-613. PMID: 21906200, PMCID: PMC4596718, DOI: 10.1111/j.1360-0443.2011.03648.x.Peer-Reviewed Original ResearchConceptsRural drug usersDrug usersDrug abusersDrug useHuman immunodeficiency virusDrug treatment participationSubstance abuse treatmentImmunodeficiency virusNeedle sharingLow prevalencePrimary drugRural areasDrug abuse patternsAbuse treatmentEarly onsetTreatment participationDrug abuseAbuse patternsTreatment pointsTreatment penetrationHigher proportionLower proportionAbusersAbuseSubstantial problem
2010
Injection of buprenorphine and buprenorphine/naloxone tablets in Malaysia
Vicknasingam B, Mazlan M, Schottenfeld RS, Chawarski MC. Injection of buprenorphine and buprenorphine/naloxone tablets in Malaysia. Drug And Alcohol Dependence 2010, 111: 44-49. PMID: 20478668, DOI: 10.1016/j.drugalcdep.2010.03.014.Peer-Reviewed Original ResearchConceptsBuprenorphine/naloxone tabletsInjection of buprenorphineInjection drug usersMisuse of buprenorphineFirst wave participantsBuprenorphine maintenanceOpioid dependenceBenzodiazepine abuseBuprenorphineDrug usersSecond-wave surveyIDUsFocus group participantsCombination tabletGroup participantsPreliminary dataSurvey participantsParticipantsFocus groupsWithdrawalAbuseDiversionSecond waveKuala Lumpur
2006
ASIA PACIFIC COLUMN: New challenges and opportunities in managing substance abuse in Malaysia
MAZLAN M, SCHOTTENFELD RS, CHAWARSKI MC. ASIA PACIFIC COLUMN: New challenges and opportunities in managing substance abuse in Malaysia. Drug And Alcohol Review 2006, 25: 473-478. PMID: 16939945, DOI: 10.1080/09595230600883354.Peer-Reviewed Original ResearchConceptsStimulant abuseDrug useRelated disordersAgonist maintenance treatmentInjection drug useHealth careHigh HIV prevalenceHeroin-dependent individualsOpiate-dependent patientsSevere drug problemsInfectious disease ratesAgonist medicationsHIV casesMaintenance treatmentHIV prevalenceCountry's health careHeroin abusersMedical treatmentHeroin usersTreatment approachesDrug abusersDrug usersAdult populationDisease ratesSubstance abuseHeroin dependence and HIV infection in Malaysia
Chawarski MC, Mazlan M, Schottenfeld RS. Heroin dependence and HIV infection in Malaysia. Drug And Alcohol Dependence 2006, 82: s39-s42. PMID: 16769444, DOI: 10.1016/s0376-8716(06)80007-4.Peer-Reviewed Original ResearchConceptsInjection drug useCurrent injection drug useLifetime injection drug useHIV infectionNeedle sharingHepatitis CHeroin dependenceHigh prevalenceDrug useMajor risk factorChest X-rayHeroin-dependent individualsHIV risk behaviorsHeroin-dependent subjectsConsistent condom useAddiction Severity IndexDrug abuse treatmentRadiological evidenceHepatitis BMean ageRisk factorsClinical trialsMalay ethnicityBaseline assessmentHIV