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Marek Chawarski, PhD

Associate Professor of Psychiatry and of Emergency Medicine; Affiliated Faculty, Yale Institute for Global Health

Contact Information

Marek Chawarski, PhD

Mailing Address

  • Psychiatry

    CMHC/SAC, 34 Park Street

    New Haven, CT 06519

    United States

Coauthors

Research Interests

China; Indonesia; Iran; Malaysia; Opioid-Related Disorders; Psychiatry; Risk-Taking; Russia; Taiwan; Substance Abuse Detection; Amphetamine-Related Disorders

Selected Publications

  • Cost-effectiveness of emergency department-initiated treatment for opioid dependence.Busch SH, Fiellin DA, Chawarski MC, Owens PH, Pantalon MV, Hawk K, Bernstein SL, O'Connor PG, D'Onofrio G. Cost-effectiveness of emergency department-initiated treatment for opioid dependence. Addiction (Abingdon, England) 2017, 112: 2002-2010 PubMed ID: 28815789, PMCID: PMC5657503, DOI: 10.1111/add.13900.
  • Emergency Department-Initiated Buprenorphine for Opioid Dependence with Continuation in Primary Care: Outcomes During and After Intervention.D'Onofrio G, Chawarski MC, O'Connor PG, Pantalon MV, Busch SH, Owens PH, Hawk K, Bernstein SL, Fiellin DA. Emergency Department-Initiated Buprenorphine for Opioid Dependence with Continuation in Primary Care: Outcomes During and After Intervention. Journal Of General Internal Medicine 2017, 32: 660-666 PubMed ID: 28194688, PMCID: PMC5442013, DOI: 10.1007/s11606-017-3993-2.
  • Psychiatric symptoms, quality of life, and HIV status among people using opioids in Saint Petersburg, Russia.Desrosiers A, Blokhina E, Krupitsky E, Zvartau E, Schottenfeld R, Chawarski M. Psychiatric symptoms, quality of life, and HIV status among people using opioids in Saint Petersburg, Russia. Drug And Alcohol Dependence 2017, 172: 60-65 PubMed ID: 28130990, PMCID: PMC5408353, DOI: 10.1016/j.drugalcdep.2016.12.007.
  • Early Initiation of Amphetamine-Type Stimulants (ATS) Use Associated with Lowered Cognitive Performance among Individuals with Co-Occurring Opioid and ATS Use Disorders in Malaysia.Chooi WT, Mohd Zaharim N, Desrosiers A, Ahmad I, Yasin MAM, Syed Jaapar SZ, Schottenfeld RS, Vicknasingam BK, Chawarski MC. Early Initiation of Amphetamine-Type Stimulants (ATS) Use Associated with Lowered Cognitive Performance among Individuals with Co-Occurring Opioid and ATS Use Disorders in Malaysia. Journal Of Psychoactive Drugs 2017, 49: 326-332 PubMed ID: 28661714, PMCID: PMC6218246, DOI: 10.1080/02791072.2017.1342152.
  • Emerging Drug Use Trends in Kelantan, Malaysia.Desrosiers A, Chooi WT, Zaharim NM, Ahmad I, Mohd Yasin MA, Syed Jaapar SZ, Schottenfeld RS, Vicknasingam B, Chawarski MC. Emerging Drug Use Trends in Kelantan, Malaysia. Journal Of Psychoactive Drugs 2016, 48: 218-26 PubMed ID: 27224011, DOI: 10.1080/02791072.2016.1185553.
  • Medical treatments for opioid use disorder in Iran: a randomized, double-blind placebo-controlled comparison of buprenorphine/naloxone and naltrexone maintenance treatment.Mokri A, Chawarski MC, Taherinakhost H, Schottenfeld RS. Medical treatments for opioid use disorder in Iran: a randomized, double-blind placebo-controlled comparison of buprenorphine/naloxone and naltrexone maintenance treatment. Addiction (Abingdon, England) 2016, 111: 874-82 PubMed ID: 26639678, DOI: 10.1111/add.13259.
  • Aripiprazole and Risperidone for Treatment of Methamphetamine-Associated Psychosis in Chinese Patients.Wang G, Zhang Y, Zhang S, Chen H, Xu Z, Schottenfeld RS, Hao W, Chawarski MC. Aripiprazole and Risperidone for Treatment of Methamphetamine-Associated Psychosis in Chinese Patients. Journal Of Substance Abuse Treatment 2016, 62: 84-8 PubMed ID: 26733277, PMCID: PMC4724444, DOI: 10.1016/j.jsat.2015.11.009.
  • Teaching Psychosocial Interventions for Opioid Use Disorder in Low and Middle Income Countries: Malaysia and China.Marienfeld C, Chawarski M. Teaching Psychosocial Interventions for Opioid Use Disorder in Low and Middle Income Countries: Malaysia and China. Academic Psychiatry : The Journal Of The American Association Of Directors Of Psychiatric Residency Training And The Association For Academic Psychiatry 2016, 40: 507-13 PubMed ID: 26626791, DOI: 10.1007/s40596-015-0438-2.
  • Emergency department-initiated buprenorphine/naloxone treatment for opioid dependence: a randomized clinical trial.D'Onofrio G, O'Connor PG, Pantalon MV, Chawarski MC, Busch SH, Owens PH, Bernstein SL, Fiellin DA. Emergency department-initiated buprenorphine/naloxone treatment for opioid dependence: a randomized clinical trial. JAMA 2015, 313: 1636-44 PubMed ID: 25919527, PMCID: PMC4527523, DOI: 10.1001/jama.2015.3474.
  • Buprenorphine/naloxone treatment practices in Malaysia: Results of national surveys of physicians and patients.Vicknasingam B, Dazali MN, Singh D, Schottenfeld RS, Chawarski MC. Buprenorphine/naloxone treatment practices in Malaysia: Results of national surveys of physicians and patients. Drug And Alcohol Dependence 2015, 152: 164-9 PubMed ID: 25935736, DOI: 10.1016/j.drugalcdep.2015.04.007.
  • Hepatitis 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 (Abingdon, England) 2015, 110: 796-802 PubMed ID: 25529103, PMCID: PMC4598328, DOI: 10.1111/add.12836.
  • Evaluation of an implementation of methadone maintenance treatment in China.Marienfeld C, Liu P, Wang X, Schottenfeld R, Zhou W, Chawarski MC. Evaluation of an implementation of methadone maintenance treatment in China. Drug And Alcohol Dependence 2015, 157: 60-7 PubMed ID: 26601934, PMCID: PMC4663107, DOI: 10.1016/j.drugalcdep.2015.10.001.
  • Expanding substance use treatment options for HIV prevention with buprenorphine-naloxone: HIV Prevention Trials Network 058.Metzger DS, Donnell D, Celentano DD, Jackson JB, Shao Y, Aramrattana A, Wei L, Fu L, Ma J, Lucas GM, Chawarski M, Ruan Y, Richardson P, Shin K, Chen RY, Sugarman J, Dye BJ, Rose SM, Beauchamp G, Burns DN. Expanding substance use treatment options for HIV prevention with buprenorphine-naloxone: HIV Prevention Trials Network 058. Journal Of Acquired Immune Deficiency Syndromes (1999) 2015, 68: 554-61 PubMed ID: 25564105, PMCID: PMC4382671, DOI: 10.1097/QAI.0000000000000510.
  • 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: 272-9 PubMed ID: 25680517, PMCID: PMC4609506, DOI: 10.1016/j.drugalcdep.2015.01.028.
  • Randomized clinical trial of disulfiram for cocaine dependence or abuse during buprenorphine treatment.Schottenfeld RS, Chawarski MC, Cubells JF, George TP, Lappalainen J, Kosten TR. Randomized clinical trial of disulfiram for cocaine dependence or abuse during buprenorphine treatment. Drug And Alcohol Dependence 2014, 136: 36-42 PubMed ID: 24462581, DOI: 10.1016/j.drugalcdep.2013.12.007.
  • Profiles of psychiatric symptoms among amphetamine type stimulant and ketamine using inpatients in Wuhan, China.Zhang Y, Xu Z, Zhang S, Desrosiers A, Schottenfeld RS, Chawarski MC. Profiles of psychiatric symptoms among amphetamine type stimulant and ketamine using inpatients in Wuhan, China. Journal Of Psychiatric Research 2014, 53: 99-102 PubMed ID: 24613031, PMCID: PMC4004368, DOI: 10.1016/j.jpsychires.2014.02.010.
  • Treatment for Drug Dependence in Asia.Chawarski, M., Schottenfeld, R., Vicknasingam, B. (2013). Treatment for Drug Dependence in Asia. In: F. Rahman and N. Croft (Eds.) Drug Law Reform in East and Southeast Asia. Lexington Books, Plymouth, UK.
  • A brief intervention reduces hazardous and harmful drinking in emergency department patients.D'Onofrio G, Fiellin DA, Pantalon MV, Chawarski MC, Owens PH, Degutis LC, Busch SH, Bernstein SL, O'Connor PG. A brief intervention reduces hazardous and harmful drinking in emergency department patients. Annals Of Emergency Medicine 2012, 60: 181-92 PubMed ID: 22459448, PMCID: PMC3811141, DOI: 10.1016/j.annemergmed.2012.02.006.
  • 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 (Abingdon, England) 2012, 107: 610-613 PubMed ID: 21906200, PMCID: PMC4596718, DOI: 10.1111/j.1360-0443.2011.03648.x.
  • Behavioral drug and HIV risk reduction counseling (BDRC) in MMT programs in Wuhan, China: a pilot randomized clinical trial.Chawarski MC, Zhou W, Schottenfeld RS. Behavioral drug and HIV risk reduction counseling (BDRC) in MMT programs in Wuhan, China: a pilot randomized clinical trial. Drug And Alcohol Dependence 2011, 115: 237-9 PubMed ID: 21159452, PMCID: PMC3076517, DOI: 10.1016/j.drugalcdep.2010.09.024.
  • 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: 44-9 PubMed ID: 20478668, DOI: 10.1016/j.drugalcdep.2010.03.014.
  • Long-term treatment with buprenorphine/naloxone in primary care: results at 2-5 years.Fiellin DA, Moore BA, Sullivan LE, Becker WC, Pantalon MV, Chawarski MC, Barry DT, O'Connor PG, Schottenfeld RS. Long-term treatment with buprenorphine/naloxone in primary care: results at 2-5 years. The American Journal On Addictions / American Academy Of Psychiatrists In Alcoholism And Addictions 2008, 17: 116-20 PubMed ID: 18393054, DOI: 10.1080/10550490701860971.
  • Maintenance treatment with buprenorphine and naltrexone for heroin dependence in Malaysia: a randomised, double-blind, placebo-controlled trial.Schottenfeld RS, Chawarski MC, Mazlan M. Maintenance treatment with buprenorphine and naltrexone for heroin dependence in Malaysia: a randomised, double-blind, placebo-controlled trial. Lancet 2008, 371: 2192-200 PubMed ID: 18586174, PMCID: PMC4041792, DOI: 10.1016/S0140-6736(08)60954-X.
  • Behavioral drug and HIV risk reduction counseling (BDRC) with abstinence-contingent take-home buprenorphine: a pilot randomized clinical trial.Chawarski MC, Mazlan M, Schottenfeld RS. Behavioral drug and HIV risk reduction counseling (BDRC) with abstinence-contingent take-home buprenorphine: a pilot randomized clinical trial. Drug And Alcohol Dependence 2008, 94: 281-4 PubMed ID: 18164145, DOI: 10.1016/j.drugalcdep.2007.11.008.
  • Utility of sweat patch testing for drug use monitoring in outpatient treatment for opiate dependence.Chawarski MC, Fiellin DA, O'Connor PG, Bernard M, Schottenfeld RS. Utility of sweat patch testing for drug use monitoring in outpatient treatment for opiate dependence. Journal Of Substance Abuse Treatment 2007, 33: 411-5 PubMed ID: 17512157, PMCID: PMC3632440, DOI: 10.1016/j.jsat.2007.03.004.
  • Heroin 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 Suppl 1: S39-42 PubMed ID: 16769444, DOI: 10.1016/s0376-8716(06)80007-4.
  • Counseling plus buprenorphine-naloxone maintenance therapy for opioid dependence.Fiellin DA, Pantalon MV, Chawarski MC, Moore BA, Sullivan LE, O'Connor PG, Schottenfeld RS. Counseling plus buprenorphine-naloxone maintenance therapy for opioid dependence. The New England Journal Of Medicine 2006, 355: 365-74 PubMed ID: 16870915, DOI: 10.1056/NEJMoa055255.
  • Buprenorphine tablet versus liquid: a clinical trial comparing plasma levels, efficacy, and symptoms.Chawarski MC, Moody DE, Pakes J, O'Connor PG, Schottenfeld RS. Buprenorphine tablet versus liquid: a clinical trial comparing plasma levels, efficacy, and symptoms. Journal Of Substance Abuse Treatment 2005, 29: 307-12 PubMed ID: 16311183, DOI: 10.1016/j.jsat.2005.08.011.
  • Plasma concentrations of buprenorphine 24 to 72 hours after dosing.Chawarski MC, Schottenfeld RS, O'Connor PG, Pakes J. Plasma concentrations of buprenorphine 24 to 72 hours after dosing. Drug And Alcohol Dependence 1999, 55: 157-63 PubMed ID: 10402160, DOI: 10.1016/s0376-8716(98)00192-6.
  • Assessment of HIV risk.Chawarski MC, Pakes J, Schottenfeld RS. Assessment of HIV risk. Journal Of Addictive Diseases 1998, 17: 49-59 PubMed ID: 9848031, DOI: 10.1300/J069v17n04_05.
  • Disulfiram versus placebo for cocaine dependence in buprenorphine-maintained subjects: a preliminary trial.George TP, Chawarski MC, Pakes J, Carroll KM, Kosten TR, Schottenfeld RS. Disulfiram versus placebo for cocaine dependence in buprenorphine-maintained subjects: a preliminary trial. Biological Psychiatry 2000, 47: 1080-6 PubMed ID: 10862808, DOI: 10.1016/s0006-3223(99)00310-8.
  • Community reinforcement approach for combined opioid and cocaine dependence. Patterns of engagement in alternate activities.Schottenfeld RS, Pantalon MV, Chawarski MC, Pakes J. Community reinforcement approach for combined opioid and cocaine dependence. Patterns of engagement in alternate activities. Journal Of Substance Abuse Treatment 2000, 18: 255-61 PubMed ID: 10742639, DOI: 10.1016/s0740-5472(99)00062-8.
  • Methadone maintenance in primary care: a randomized controlled trial.Fiellin DA, O'Connor PG, Chawarski M, Pakes JP, Pantalon MV, Schottenfeld RS. Methadone maintenance in primary care: a randomized controlled trial. JAMA 2001, 286: 1724-31 PubMed ID: 11594897, DOI: 10.1001/jama.286.14.1724.
  • Treatment of heroin dependence with buprenorphine in primary care.Fiellin DA, Pantalon MV, Pakes JP, O'Connor PG, Chawarski M, Schottenfeld RS. Treatment of heroin dependence with buprenorphine in primary care. The American Journal Of Drug And Alcohol Abuse 2002, 28: 231-41 PubMed ID: 12014814, DOI: 10.1081/ada-120002972.
  • Reliability and validity of an interactive computer method for rating quality of life.Fanciullo GJ, Jamison RN, Chawarski MC, Baird JC. Reliability and validity of an interactive computer method for rating quality of life. Pain Medicine (Malden, Mass.) 2003, 4: 257-68 PubMed ID: 12974825, DOI: 10.1046/j.1526-4637.2003.03025.x.
  • Cluster analysis classification of SF-36 profiles for patients with spinal pain.Fanciullo GJ, Hanscom B, Weinstein JN, Chawarski MC, Jamison RN, Baird JC. Cluster analysis classification of SF-36 profiles for patients with spinal pain. Spine 2003, 28: 2276-82 PubMed ID: 14520044, DOI: 10.1097/01.BRS.0000084880.33281.EB.
  • Processes of care during a randomized trial of office-based treatment of opioid dependence in primary care.Fiellin DA, O'Connor PG, Chawarski M, Schottenfeld RS. Processes of care during a randomized trial of office-based treatment of opioid dependence in primary care. The American Journal On Addictions / American Academy Of Psychiatrists In Alcoholism And Addictions 2004, 13 Suppl 1: S67-78 PubMed ID: 15204676, DOI: 10.1080/10550490490440843.
  • Linking process and outcome in the community reinforcement approach for treating cocaine dependence: a preliminary report.Pantalon MV, Chawarski MC, Falcioni J, Pakes J, Schottenfeld RS. Linking process and outcome in the community reinforcement approach for treating cocaine dependence: a preliminary report. The American Journal Of Drug And Alcohol Abuse 2004, 30: 353-67 PubMed ID: 15230080, DOI: 10.1081/ada-120037382.
  • Methadone versus buprenorphine with contingency management or performance feedback for cocaine and opioid dependence.Schottenfeld RS, Chawarski MC, Pakes JR, Pantalon MV, Carroll KM, Kosten TR. Methadone versus buprenorphine with contingency management or performance feedback for cocaine and opioid dependence. The American Journal Of Psychiatry 2005, 162: 340-9 PubMed ID: 15677600, DOI: 10.1176/appi.ajp.162.2.340.
  • The practice of office-based buprenorphine treatment of opioid dependence: is it associated with new patients entering into treatment?Sullivan LE, Chawarski M, O'Connor PG, Schottenfeld RS, Fiellin DA. The practice of office-based buprenorphine treatment of opioid dependence: is it associated with new patients entering into treatment? Drug And Alcohol Dependence 2005, 79: 113-6 PubMed ID: 15943950, DOI: 10.1016/j.drugalcdep.2004.12.008.
  • New challenges and opportunities in managing substance abuse in Malaysia.Mazlan M, Schottenfeld RS, Chawarski MC. New challenges and opportunities in managing substance abuse in Malaysia. Drug And Alcohol Review 2006, 25: 473-8 PubMed ID: 16939945, DOI: 10.1080/09595230600883354.
  • Coronary stenting is safe and effective in a high-risk octogenarian patient cohort.Baklanov DV, Marcu CB, Juhasz DF, Caracciolo EA, Chawarski MC, Donohue TJ. Coronary stenting is safe and effective in a high-risk octogenarian patient cohort. Connecticut Medicine 2006, 70: 15-9 PubMed ID: 16479871.
  • A trial of integrated buprenorphine/naloxone and HIV clinical care.Sullivan LE, Barry D, Moore BA, Chawarski MC, Tetrault JM, Pantalon MV, O'Connor PG, Schottenfeld RS, Fiellin DA. A trial of integrated buprenorphine/naloxone and HIV clinical care. Clinical Infectious Diseases : An Official Publication Of The Infectious Diseases Society Of America 2006, 43 Suppl 4: S184-90 PubMed ID: 17109305, DOI: 10.1086/508182.
  • A randomized trial of primary intensive care to reduce hospital admissions in patients with high utilization of inpatient services.Sledge WH, Brown KE, Levine JM, Fiellin DA, Chawarski M, White WD, O'connor PG. A randomized trial of primary intensive care to reduce hospital admissions in patients with high utilization of inpatient services. Disease Management: DM 2006, 9: 328-38 PubMed ID: 17115880, DOI: 10.1089/dis.2006.9.328.
  • Patient satisfaction with primary care office-based buprenorphine/naloxone treatment.Barry DT, Moore BA, Pantalon MV, Chawarski MC, Sullivan LE, O'Connor PG, Schottenfeld RS, Fiellin DA. Patient satisfaction with primary care office-based buprenorphine/naloxone treatment. Journal Of General Internal Medicine 2007, 22: 242-5 PubMed ID: 17356993, PMCID: PMC1824745, DOI: 10.1007/s11606-006-0050-y.
  • Primary care office-based buprenorphine treatment: comparison of heroin and prescription opioid dependent patients.Moore BA, Fiellin DA, Barry DT, Sullivan LE, Chawarski MC, O'Connor PG, Schottenfeld RS. Primary care office-based buprenorphine treatment: comparison of heroin and prescription opioid dependent patients. Journal Of General Internal Medicine 2007, 22: 527-30 PubMed ID: 17372805, PMCID: PMC1829433, DOI: 10.1007/s11606-007-0129-0.
  • Brief intervention for hazardous and harmful drinkers in the emergency department.D'Onofrio G, Pantalon MV, Degutis LC, Fiellin DA, Busch SH, Chawarski MC, Owens PH, O'Connor PG. Brief intervention for hazardous and harmful drinkers in the emergency department. Annals Of Emergency Medicine 2008, 51: 742-750.e2 PubMed ID: 18436340, PMCID: PMC2819119, DOI: 10.1016/j.annemergmed.2007.11.028.
  • Research- and community-based clinicians' attitudes on treatment manuals.Barry DT, Fulgieri MD, Lavery ME, Chawarski MC, Najavits LM, Schottenfeld RS, Pantalon MV. Research- and community-based clinicians' attitudes on treatment manuals. The American Journal On Addictions / American Academy Of Psychiatrists In Alcoholism And Addictions 2008, 17: 145-8 PubMed ID: 18393058, DOI: 10.1080/10550490701860880.
  • Buprenorphine/naloxone treatment in primary care is associated with decreased human immunodeficiency virus risk behaviors.Sullivan LE, Moore BA, Chawarski MC, Pantalon MV, Barry D, O'Connor PG, Schottenfeld RS, Fiellin DA. Buprenorphine/naloxone treatment in primary care is associated with decreased human immunodeficiency virus risk behaviors. Journal Of Substance Abuse Treatment 2008, 35: 87-92 PubMed ID: 17933486, PMCID: PMC2587397, DOI: 10.1016/j.jsat.2007.08.004.
  • Major depression and recent physical or sexual abuse increase readmissions among high-utilising primary care patients.Levine JM, Brown KE, Chawarski M, Fiellin DA, White WD, Sledge WH. Major depression and recent physical or sexual abuse increase readmissions among high-utilising primary care patients. Mental Health In Family Medicine 2008, 5: 23-8 PubMed ID: 22477843, PMCID: PMC2777549.
  • The association between cocaine use and treatment outcomes in patients receiving office-based buprenorphine/naloxone for the treatment of opioid dependence.Sullivan LE, Moore BA, O'Connor PG, Barry DT, Chawarski MC, Schottenfeld RS, Fiellin DA. The association between cocaine use and treatment outcomes in patients receiving office-based buprenorphine/naloxone for the treatment of opioid dependence. The American Journal On Addictions / American Academy Of Psychiatrists In Alcoholism And Addictions 2010, 19: 53-8 PubMed ID: 20132122, PMCID: PMC3107713, DOI: 10.1111/j.1521-0391.2009.00003.x.
  • Psychiatrist decision-making towards prescribing benzodiazepines: the dilemma with substance abusers.Marienfeld CB, Tek E, Diaz E, Schottenfeld R, Chawarski M. Psychiatrist decision-making towards prescribing benzodiazepines: the dilemma with substance abusers. The Psychiatric Quarterly 2012, 83: 521-9 PubMed ID: 22528141, DOI: 10.1007/s11126-012-9220-8.
  • Cost-effectiveness of buprenorphine and naltrexone treatments for heroin dependence in Malaysia.Ruger JP, Chawarski M, Mazlan M, Ng N, Schottenfeld R. Cost-effectiveness of buprenorphine and naltrexone treatments for heroin dependence in Malaysia. PloS One 2012, 7: e50673 PubMed ID: 23226534, PMCID: PMC3514172, DOI: 10.1371/journal.pone.0050673.
  • Costs of addressing heroin addiction in Malaysia and 32 comparable countries worldwide.Ruger JP, Chawarski M, Mazlan M, Luekens C, Ng N, Schottenfeld R. Costs of addressing heroin addiction in Malaysia and 32 comparable countries worldwide. Health Services Research 2012, 47: 865-87 PubMed ID: 22091732, PMCID: PMC3419893, DOI: 10.1111/j.1475-6773.2011.01335.x.
  • Lifetime ATS use and increased HIV risk among not-in-treatment opiate injectors in Malaysia.Chawarski MC, Vicknasingam B, Mazlan M, Schottenfeld RS. Lifetime ATS use and increased HIV risk among not-in-treatment opiate injectors in Malaysia. Drug And Alcohol Dependence 2012, 124: 177-80 PubMed ID: 22266088, PMCID: PMC4641448, DOI: 10.1016/j.drugalcdep.2011.12.024.
  • Substance Abuse and the HIV Situation in Malaysia.Singh D, Chawarski MC, Schottenfeld R, Vicknasingam B. Substance Abuse and the HIV Situation in Malaysia. Journal Of Food And Drug Analysis 2013, 21: S46-S51 PubMed ID: 25278737, PMCID: PMC4179250, DOI: 10.1016/j.jfda.2013.09.033.
  • Impulsivity, cognitive function, and their relationship in heroin-dependent individuals.Zeng H, Lee TM, Waters JH, So KF, Sham PC, Schottenfeld RS, Marienfeld C, Chawarski MC. Impulsivity, cognitive function, and their relationship in heroin-dependent individuals. Journal Of Clinical And Experimental Neuropsychology 2013, 35: 897-905 PubMed ID: 24040894, DOI: 10.1080/13803395.2013.828022.
  • Past-year Prescription Drug Monitoring Program Opioid Prescriptions and Self-reported Opioid Use in an Emergency Department Population With Opioid Use Disorder.Hawk K, D'Onofrio G, Fiellin DA, Chawarski MC, O'Connor PG, Owens PH, Pantalon MV, Bernstein SL. Past-year Prescription Drug Monitoring Program Opioid Prescriptions and Self-reported Opioid Use in an Emergency Department Population With Opioid Use Disorder. Academic Emergency Medicine : Official Journal Of The Society For Academic Emergency Medicine 2018, 25: 508-516 PubMed ID: 29165853, PMCID: PMC5963969, DOI: 10.1111/acem.13352.
  • Atomoxetine for amphetamine-type stimulant dependence during buprenorphine treatment: A randomized controlled trial.Schottenfeld RS, Chawarski MC, Sofuoglu M, Chooi WT, Zaharim NM, M Yasin MA, Ahmad I, Syed Jaapar SZ, Vicknasingam BK. Atomoxetine for amphetamine-type stimulant dependence during buprenorphine treatment: A randomized controlled trial. Drug And Alcohol Dependence 2018, 186: 130-137 PubMed ID: 29573648, PMCID: PMC5911201, DOI: 10.1016/j.drugalcdep.2018.01.017.
  • Decriminalization of drug use.Vicknasingam B, Narayanan S, Singh D, Chawarski M. Decriminalization of drug use. Current Opinion In Psychiatry 2018, 31: 300-305 PubMed ID: 29746420, DOI: 10.1097/YCO.0000000000000429.
  • Implementation facilitation to promote emergency department-initiated buprenorphine for opioid use disorder: protocol for a hybrid type III effectiveness-implementation study (Project ED HEALTH).D'Onofrio G, Edelman EJ, Hawk KF, Pantalon MV, Chawarski MC, Owens PH, Martel SH, VanVeldhuisen P, Oden N, Murphy SM, Huntley K, O'Connor PG, Fiellin DA. Implementation facilitation to promote emergency department-initiated buprenorphine for opioid use disorder: protocol for a hybrid type III effectiveness-implementation study (Project ED HEALTH). Implementation Science : IS 2019, 14: 48 PubMed ID: 31064390, PMCID: PMC6505286, DOI: 10.1186/s13012-019-0891-5.
  • Randomized Controlled Trial of Paliperidone Extended Release Versus Risperidone for the Treatment of Methamphetamine-Associated Psychosis in Chinese Patients.Wang G, Ding F, Chawarski MC, Hao W, Liu X, Deng Q, Ouyang X. Randomized Controlled Trial of Paliperidone Extended Release Versus Risperidone for the Treatment of Methamphetamine-Associated Psychosis in Chinese Patients. Frontiers In Psychiatry 2020, 11: 237 PubMed ID: 32296355, PMCID: PMC7141424, DOI: 10.3389/fpsyt.2020.00237.
  • Barriers and Facilitators to Clinician Readiness to Provide Emergency Department-Initiated Buprenorphine.Hawk KF, D'Onofrio G, Chawarski MC, O'Connor PG, Cowan E, Lyons MS, Richardson L, Rothman RE, Whiteside LK, Owens PH, Martel SH, Coupet E, Pantalon M, Curry L, Fiellin DA, Edelman EJ. Barriers and Facilitators to Clinician Readiness to Provide Emergency Department-Initiated Buprenorphine. JAMA Network Open 2020, 3: e204561 PubMed ID: 32391893, PMCID: PMC7215257, DOI: 10.1001/jamanetworkopen.2020.4561.
  • Kratom and Pain Tolerance: A Randomized, Placebo-Controlled, Double-Blind Study.Vicknasingam B, Chooi WT, Rahim AA, Ramachandram D, Singh D, Ramanathan S, Yusof NSM, Zainal H, Murugaiyah V, Gueorguieva R, Mansor SM, Chawarski MC. Kratom and Pain Tolerance: A Randomized, Placebo-Controlled, Double-Blind Study. The Yale Journal Of Biology And Medicine 2020, 93: 229-238 PubMed ID: 32607084, PMCID: PMC7309661.
  • Negative priming in word recognition: a context effect.Chawarski MC, Sternberg RJ. Negative priming in word recognition: a context effect. Journal Of Experimental Psychology. General 1993, 122: 195-206 PubMed ID: 8315400, DOI: 10.1037//0096-3445.122.2.195.
  • Thrice-weekly versus daily buprenorphine maintenance.Schottenfeld RS, Pakes J, O'Connor P, Chawarski M, Oliveto A, Kosten TR. Thrice-weekly versus daily buprenorphine maintenance. Biological Psychiatry 2000, 47: 1072-9 PubMed ID: 10862807, DOI: 10.1016/s0006-3223(99)00270-x.
  • Interactive computer method for rating quality of life: comparison of chronic pain patients and healthy controls.Faniciullo GJ, Jamison RN, Chawarski MC, Baird JC. Interactive computer method for rating quality of life: comparison of chronic pain patients and healthy controls. Pain Medicine (Malden, Mass.) 2001, 2: 298-308 PubMed ID: 15102234, DOI: 10.1046/j.1526-4637.2001.01053.x.
  • Doubts about the role of cannabis in causing lung cancer.Sewell RA, Cohn AJ, Chawarski MC. Doubts about the role of cannabis in causing lung cancer. The European Respiratory Journal 2008, 32: 815-6 PubMed ID: 18757709, DOI: 10.1183/09031936.00051108.
  • Use of Amphetamine-Type Stimulants Among Emergency Department Patients With Untreated Opioid Use Disorder.Chawarski MC, Hawk K, Edelman EJ, O'Connor P, Owens P, Martel S, Coupet E, Whiteside L, Tsui JI, Rothman R, Cowan E, Richardson L, Lyons MS, Fiellin DA, D'Onofrio G. Use of Amphetamine-Type Stimulants Among Emergency Department Patients With Untreated Opioid Use Disorder. Annals Of Emergency Medicine 2020, 76: 782-787 PubMed ID: 32782084, PMCID: PMC8048036, DOI: 10.1016/j.annemergmed.2020.06.046.
  • Emergency department patients with untreated opioid use disorder: A comparison of those seeking versus not seeking referral to substance use treatment.Coupet E, D'Onofrio G, Chawarski M, Edelman EJ, O'Connor PG, Owens P, Martel S, Fiellin DA, Cowan E, Richardson L, Huntley K, Whiteside LK, Lyons MS, Rothman RE, Pantalon M, Hawk K. Emergency department patients with untreated opioid use disorder: A comparison of those seeking versus not seeking referral to substance use treatment. Drug And Alcohol Dependence 2021, 219: 108428 PubMed ID: 33307301, PMCID: PMC8110210, DOI: 10.1016/j.drugalcdep.2020.108428.
  • A qualitative study of emergency department patients who survived an opioid overdose: Perspectives on treatment and unmet needs.Hawk K, Grau LE, Fiellin DA, Chawarski M, O'Connor PG, Cirillo N, Breen C, D'Onofrio G. A qualitative study of emergency department patients who survived an opioid overdose: Perspectives on treatment and unmet needs. Academic Emergency Medicine : Official Journal Of The Society For Academic Emergency Medicine 2021, 28: 542-552 PubMed ID: 33346926, PMCID: PMC8281441, DOI: 10.1111/acem.14197.
  • Behavioral counseling and abstinence-contingent take-home buprenorphine in general practitioners' offices in Malaysia: a randomized, open-label clinical trial.Schottenfeld RS, Chawarski M, Mazlan M. Behavioral counseling and abstinence-contingent take-home buprenorphine in general practitioners' offices in Malaysia: a randomized, open-label clinical trial. Addiction (Abingdon, England) 2021, 116: 2135-2149 PubMed ID: 33404150, DOI: 10.1111/add.15399.
  • Legal challenges in providing treatment for people who use drugs (PWUDs) in Malaysia.Vicknasingam B, Mohd Salleh NA, Ramadah R, Singh D, Kamarulzaman A, Chawarski MC. Legal challenges in providing treatment for people who use drugs (PWUDs) in Malaysia. The International Journal On Drug Policy 2021, 97: 103311 PubMed ID: 34111680, PMCID: PMC8585679, DOI: 10.1016/j.drugpo.2021.103311.
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