1. Name : Asst. Prof. Dr.Piyameth Dilokthornsakul

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Academic Position : Assistant Professor (ѡҹԷ-ѡҹԪҡ)
Department : Department of Pharmacy Practice
Phone : 0 5596 1809
e-mail : piyamethd@gmail.com

2. Contact Address

  • Faculty of Pharmaceutical Sciences, Naresuan University, Muang, Phitsanulok THAILAND 65000

    3. Educational Background

    • 2008 : Pharm.D. (Pharmaceutical Care) , Naresuan University , Thailand

    5. Publication / Books

      5.01 Research Publication
    • Zin, W.T.S. , Chaiyakunapruk, N. , Suwankesawong, W. , Dilokthornsakul, P. , Nathisuwan, S. . 2015 . Renin angiotensin system blockers-associated angioedema among Thai population: analysis from Thai national pharmacovigilance database. . Asia Pacific Journal of Allergy and Immunology. doi: 10.12932/AP0556.33.3.2015. . 33 (3) : 227-235.
    • Dhippayom, T. , Kongkaew, C. , Chaiyakunapruk, N. , Dilokthornsakul, P. , Sruamsiri, R. , Saokaew, S. , Chuthaputti, A. . 2015 . A. Clinical effects of Thai herbal compress: a systematic review and meta-analysis . Evid Based Complement Alternat Med. 2015; 942378 .
    • Bamrungsawad, N. , Chaiyakunapruk, N. , Upakdee, N. Pratoomsoot, C. Sruamsiri, R. , Dilokthornsakul, P. . 2015 . Cost-Utility Analysis of Intravenous Immunoglobulin for the Treatment of Steroid-Refractory Dermatomyositis in Thailand . Pharmacoeconomics. 2015 May;33(5):521-31. doi: 10.1007/s40273-015-0269-8. .
    • Pratoomsoot, C. , Sruamsiri, R. , Dilokthornsakul, P. , Chaiyakunapruk, N. . 2015 . Quality of reporting of randomized controlled trials of herbal interventions in ASEAN plus six countries: a systematic review . Plos one 2015 Jan 29;10(1):e108681 .
    • Sruamsiri, R. , Dilokthornsakul, P. , Pratoomsoot, C. , Chaiyakunapruk, N. . 2014 . A cost-effectiveness study of intravenous immunoglobulin in childhood idiopathic thrombocytopenia purpura patients with life-threatening bleeding. . Pharmacoeconomics . 32 (8) : 801-813.
    • Dilokthornsakul, P. , Chaiyakunapruk, N. , Schumock, G.T. , Lee, T.A. . 2014 . Calendar time-specific propensity score analysis for observational data: a case study estimation the effectiveness of inhaled long-acting beta-agonist on asthma exacerbations . Pharmacoepidemiology and Drug safety . 23 (2) : 152-164.
    • Dilokthornsakul, P. , Chaiyakunapruk, N. , Jeanpeerapong, N. , Lee, T.A. . 2014 . Comparative Analysis of Calendar Time-Specific and Conventional Propensity Score Analysis for Thiazolidinedione Use in Diabetes . Value Health Regional Issue . 3 : 222-228.
    • Dilokthornsakul, P. , Chaiyakunapruk, N. , Ruamviboonsuk, P. , Ratanasukon, M. , Ausayakhun, S. , Tungsomeroengwong, A. , Pokawattana, N. , Chanatittarat, C. . 2014 . Health resource utilization and the economic burden of patients with wet age-related macular degeneration in Thailand . International Journal of Ophthalmology . 7 (1) : 145-151.
    • Kongkeaw, C. , Dilokthornsakul, P. , Thanarangsarit, P. , Limpeanchob, N. , Norman, S.C. . 2014 . Meta-analysis of randomized controlled trials on cognitive effects of Bacopa monnieri extract . Journal of Ethnopharmacology . 151 (1) : 528-535.
    • Dilokthornsakul, P. , Chaiyakunapruk, N. , Nimpitakpong, P. , Jeanpeerapong, N. , Jampachaisri, K. , Lee, T.A. . 2014 . Understanding medication oversupply and its predictors in the outpatient departments in Thailand. . BMC Health Services Research. 2014 Sep 19;14:408 .
    • Kitikannakorn, N. , Chaiyakunapruk, N. , Nimpitakpong, P. , Dilokthornsakul, P. , Meepoo, E. , Kerdpend, W. . 2013 . An overview of evidences of herbals for smoking cessation . Complementary Therapies in Medicine . 21 : 557-564.
    • Dilokthornsakul, P. , Chaiyakunapruk, N. , Termrungruanglert, W. , Pratoomsoot, C. , Saokeaw, S. , Sruamsiri, R. . 2013 . The effects of metformin on ovarian cancer . International Journal of Gynecological Cancer . 23 (9) : 1544-1551.
    • Chaiyakunapruk, N. , Thanarungroj, A. , Cheewasithirungrueng, N. , Sirisupha-olarn, W. , Nimpitakpong, P. , Dilokthornsakul, P. , Jeanpeerapong, N. . 2012 . Estimation of Financial Burden due to Oversupply of Chronic Diseases Medications . Asia Pacific Journal of Public Health . 24 (3) : 487-494.
    • Dilokthornsakul, P. , Chaiyakunapruk, N. , Nimpitakpong, P. , Jeanpeerapong, N. , Sruamsiri, R. . 2012 . The effects of medication supply on hospitalizations and health-care costs in patients with chronic heart failure . Value in health ;15:s9-s14 .
    • Nathisuwan, S. , Dilokthornsakul, P. , Chaiyakunapruk, N. , Morarai, T. , Yodting, T. , Piriyachananusorn, N. . 2011 . Assessing Evidence of Interaction between Smoking and Warfarin: A Systematic Review . Chest . 139 (5) : 1130-1139.
    • Chaiyakunapruk, N. , Saokaew, S. , Sruamsiri, R. , Dilokthornsakul, P. . 2557 . Systematic review and network meta-analysis in health technology assessment . Journal of the Medical Association of Thailand. 97 Suppl 5:S33-42 .
    • Prabmeechai, N. , Tiamkao, S. , Jantararoungtong, T. , Chumworathayi, P. , Dilokthornsakul, P. , Tassaneeyakul, W. . 2553 . Carbamazepine- but not Phenytoin-Induced Severe Cutaneous Adverse Drug Reactions are Associated with HLA-B*1502 in a Thai population . Thai Journal of Pharmacology . 32 : 242-245.
    • Dilokthornsakul, P. , Chaiyakunapruk, N. , Nimpitakpong, P. . 2553 . Effects of Direct Billing System on Prescribing Patterns in the Civil Servant Medical Benefit Scheme (in Thai) . Journal of Health Systems Research . 4 (1) : 53-62.

      5.04 Poster | Oral Presentation
    • Dilokthornsakul, P. , Hansen, R.N. , Campbell. J.D. . Forecasting the Lifetime Outcomes and Cost of Ivacaftor in Patients with Cystic Fibrosis in the United States, . Podium Presentation: The Western Pharmacoeconomics and Outcomes Research Conference, , Skaggs School of Pharmacy and Pharmaceutical Sciences, University of Colorado Anschutz Medical Campus.
    • Dilokthornsakul, P. , Chaiyakunapruk, N. , Campbell, J.D. . Does the use of efficacy or effectiveness evidence in cost-effectiveness analysis matter?, . Podium Presentation; ISPOR 20th Annual International Meeting, , Philadelphia Marriott Downtown, Philadelphia, PA, USA.
    • Dilokthornsakul, P. , Chaiyakunapruk, N. , Campbell, J.D. . The E in Cost-Effectiveness Analyses: Efficacy or Effectiveness of Asthma Medications used in Cost-Effectiveness Analyses?, . Poster Presentation: ATS 2015 International Conference, , Denver Colorado, USA.
    • Campbell, J.D. , Dilokthornsakul, P. , Nair, K. , Corboy, J.R. , Valuck, R.J. . Multiple Sclerosis Prevalence in The United States Insured Population, . Poster Presentation: AAN 2015 Annual meeting, , Washington, DC, USA.
    • Dilokthornsakul, P. , Campbell, J.D. . Asthma cost-effectiveness analysis gaps in knowledge: A thematic analysis of existing literature, . Poster Presentation: ATS 2015 International Conference, , Denver Colorado, USA..
    • Dilokthornsakul, P. , Hansen, R.N. , Campbell, J.D. . Forecasting the Lifetime Outcomes and Cost of Ivacaftor in Patients with Cystic Fibrosis in the United States, . Poster Presentation: ISPOR 20th Annual International Meeting, , Philadelphia Marriott Downtown, Philadelphia, PA, USA.
    • Dilokthornsakul, P. , Patanaprateep, O. , Kongsakon, R. , Chaiyakunapruk, N. . The impacts of non-adherence on hospitalization in patients with schizophrenia in Thailand, . Podium Presentation: 30th International conference on Pharmacoepidemiology & Therapeutic Risk Management, , Taipei International Convention Center.
    • Chaiyakunapruk, N. , Saokaew, S. , Permsuwan, U. , Dilokthornsakul, P. , Na Takuathung, M. , Oderda, G. , Suwankesawong, W. . The utilization of pharmacovigilance databases for the safety of health products: a systematic review, . Poster Presentation: 30th International conference on Pharmacoepidemiology & Therapeutic Risk Management, , Taipei International Convention Center. Taiwan.
    • Lin, F.J. , Joo, M.J. , Pickard, A.S. ., Dilokthornsakul, P. , Lee, T.A. . Inhaled anticholinergics and risk for acute urinary retention: a case-crossover and case-time-control study, . Poster Presentation: ISPOR 19th Annual International Meeting, , Palais des Congres de Montreal, Montreal, QC, Canada.
    • Maenthaisong, R. , Dilokthornsakul, P. , Wises, K. , Chunhasewee, S. , Rattanapan, P. , Chaiyakunapruk, N. . Healthcare Utilization and Cost of Management in Patients with Stevens-Johnson Syndrome and Toxic Epidermal Necrolysis in Thailand, . Poster Presentation: ISPOR 19th Annual International Meeting, .
    • Dilokthornsakul, P. , Lee, T.A. . The association between pneumococcal vaccine and thrombocytopenia in elderly patients with chronic obstructive pulmonary disease: a case-crossover study, . Poster Presentation; 30th International conference on Pharmacoepidemiology & Therapeutic Risk Management, , Taipei International Convention Center.
    • Dilokthornsakul, P. , Chaiyakunapruk, N. , Lee, T.A. . Time-specific propensity score analysis for observational study: A case study estimating the effectiveness of thiazolodinedione use, . Podium Presentation: ISPOR 18th Annual International Meeting, , New Orleans, LA, USA.
    • Dilokthornsakul, P. , Chaiyakunapruk, N. , Schumock, G.T. , Lee, T.A. . Estimating calendar time-specific propensity score: a case study of the effectiveness of inhaled long-acting beta-agonists on asthma exacerbations, . Poster Presentation: 29th International Conference on Pharmacopidemiology and Therapeutic Risk Management, , Montréal Convention Center, Montréal, Canada.
    • Dilokthornsakul, P. , Chaiyakunapruk, N. , Nimpitakpong, P. . Exploring Causes of Medication Oversupply: an In-depth Interview, . Podium Presentation: The 17th International Social Pharmacy Workshop , , Phuket, Thailand.
    • Lohitnay, O. , Chaiyakunapruk, N. , Dilokthornsakul, P. . A comparative effectiveness study of generic versus brand-name pioglitazone in patients with type II diabetes mellitus in Thailand, . Podium Presentation: G-I-N 2011 Conference, , Korea University, Seoul, Korea.
    • Chaiyakunapruk, N. , Dilokthornsakul, P. , Samerkum, K. , Jeanpeerapong, N. . Restricting Unnecessary Use of Intravenous Proton-pump Inhibitors in a Hospital: a Drug Utilization Review and Potential Cost-savings in Thailand, . Podium Presentation: The 16th JSPE/the 5th ACPE joint meeting, , Tokyo, Japan.
    • Dilokthornsakul, P. , Lee, T.A. , Dhippayom, T. , Jeanpeerapong, N. , Chaiyakunapruk, N. . Comparison of Healthcare Utilization and Costs for Patients with Asthma by Severity and Health Insurance in Thailand: Using Generalized Linear Model, . Poster Presentation: ISPOR 19th Annual International Meeting, , Palais des Congres de Montreal, Montreal, QC, Canada.
    • Dilokthornsakul, P. , Chaiyakunapruk, N. . Summarizing utility values of patients with age-related macular degeneration: A systematice review and meta-analysis., . Abstract for ISPOR 4th Asia-pacific conference, , Phuket, Thailand.
    • Dilokthornsakul, P. , Chaiyakunapruk, N. , Nimpitakpong, P. . The effects of direct billing system in patients with civil-servant medical benefit schemes on prescribing patterns, . Abstract for ISPOR 4th Asia-pacific conference, , Phuket, Thailand.
    • Ruamviboonsuk, P. , Ratanasukon, M. , Dilokthornsakul, P. , Chanatitarat, C. , Pokawattana, N. , Tungsomeroengwong, A. , Chaiyakunapruk, N. . Health resource utilization and costs in patients with age-related macular degeneration in Thailand: preliminary findings, . Abstract for ISPOR 4th Asia-pacific conference, , Phuket, Thailand.
    • Dilokthornsakul, P. , Chaiyakunapruk, N. . Comparison of costing methods: cost to charge ratio and diagnosis related group using Stevens-Johnson syndrome and Toxic epidermal necrolysis as a case study, . Abstract for ISPOR 4th Asia-pacific conference, , Phuket, Thailand.
    • Sruamsri, R. , Dilokthornsakul, P. , Jeanpeerapong, N. , Chaiyakunapruk, N. , Nimpitakpong, P. . Effects of Medications Supplies on Healthcare Costs and Re-hospitalizations in Patients with Chronic Heart Failure, . Abstract for ISPOR 4th Asia-pacific conference, , Phuket, Thailand.
    • Dilokthornsakul, P. , Chaiyakunapruk, N. , Morarai, T. , Yodting, T. , Piriyachananusorn, N. . Assessing evidence of interaction between smoking and warfarin: A systematic review, . Abstract for Society for research on nicotine and tobacco first Asian regional conference, , Bangkok, Thailand.

    6. Էҡ/Ԫҡù͡ʶҺѹ

    7. Ongoing Research

    • Meta-analysis/ systematic review/ evidence-based medicines
    • Healthcare resource utilization analysis/ retrospective database analysis
    • Pharmacoepidemiology/ Rationale use of drug
    • Health economic evaluation (cost-effectiveness analysis)

    8. Awards

    • 2015 : Vice President for external affair, Pharmacy Student Association, Naresuan University , Pharmacy Student Association, Naresuan University
    • 1471 : Research fellow: Center for pharmaceutical outcomes research , Skaggs School of pharmacy and pharmaceutical sciences University of Colorado Anschutz Medical Campus CO, USA
    • 2014 : Chair-elect, Naresuan University student council 2004 , Naresuan University student council
    • 1471 : Visiting research assistance scholar , Skaggs School of Pharmacy and Pharmaceutical Sciences, University of Colorado Anschutz Medical Campus, Colorado, USA
    • 2012 : Visiting scholar: Center for pharmacoepidemiology and pharmacoeconomic research, , College of Pharmacy, University of Illinois at Chicago, IL, USA
    • 2012 : Outstanding PharmD Student of The Year 2002, 2003, 2004, 2005, 2006, 2007 , Faculty of Pharmaceutical Sciences, Naresuan University
    • 2010 : Superb Student for Academic Purpose , Naresuan University
    • 2009 : Health Technology Assessment Practitioner Award , Government of Singapore, Singapore. (Cooperation Programme and Organisers of HTAi 2009)
    • 2009 : Scholarship, The Royal Golden Jubilee Ph.D Program , Thailand Research Fund
    • 2008 : First class honors (Gold medal). Doctor of Pharmacy (PharmD) , Faculty of Pharmaceutical Sciences, Naresuan University

    10. Training

    • 31 May 2014 - 4 June 2014 , ISPOR 19th Annual International Meeting , Palais des Congres de Montreal, Montreal, QC , Canada
    • 25 - 28 August 2013 , 29th International Conference on Pharmacopidemiology and Therapeutic Risk Management , Montréal Convention Center, Montréal , Canada
    • 18 - 23 May 2013 , ISPOR 18th Annual International Meeting , Sheraton, New Orleans, LA , United States Of America
    • 2 - 4 September 2012 , ISPOR 5th Asia-pacific conference , Taipei International Convention Center, Taipei , Taiwan
    • 23 - 26 áҤ 2555 , The 17th International Social Pharmacy Workshop , Phuket, Thailand , Thailand
    • 28 - 31 August 2011 , G-I-N 2011 Conference , Inchon Memorial Hall, Korea University, Seoul , Korea
    • 29 - 31 October 2010 , The 16th Japanese Society for Pharmaco-epidemiology (JSPE)/the 5th Asian Conference on Pharmacoepidemiology (ACPE) joint meeting Activities and Co-operation for Drug Safety in Asia , Tokyo , Japan
    • 5 - 7 ѹ¹ 2553 , ISPOR 4th Asia-Pacific Conference Bridging the Gap in Pharmacoeconomics and Outcomes Research Between Researchers, Policymakers, and Practitioners in Asia-Pacific , Hilton Phuket Hotel, Phuket , Thailand
    • 24 - 9 Ҥ 2553 , Advanced Data Analysis in Clinical Epidemiology , Department of Community Medicine, Chiang Mai University , Thailand
    • 1 - 15 ѹҤ 2552 , Pharmacoeconomic and Outcomes Research , Department of Pharmacy, Mahidol University , Thailand
    • 13 - 14 ԧҤ 2552 , ISPOR Thailand meeting 2009 Public-private mixed for the use of pharmacoeconomics & outcomes research to inform decision making in Thailand , Richmond-Stylish Convention Hotel, Nonthaburi , Thailand
    • 25 Զع¹ 2552 , Health Economics: Turning Principle into Practice , Centara Grand, Bangkok , Thailand
    • 21 - 24 June 2009 , Health Technology Assessment International (HTAi) 6th Annual Meeting Globalisation and Health Technology assessment , Suntec , Singapore
    • 6 - 4 Ҥ 2552 , Advanced Study Design in Clinical Epidemiology , Department of Community Medicine, Chiang Mai University , Thailand
    • 1 Ҥ 2551 , Society for Research on Nicotine and Tobacco, First Asian Regional Conference, 2008 , Bangkok , Thailand



  • Faculty of Pharmaceutical Sciences, Naresuan University, Phitsanulok, 65000, Thailand