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             Publication
Journal Publication
Research Title COMPARATIVE STUDY OF FACTORS CAUSING FALSE POSITIVE IN SCREENING TESTS METHAMPHETAMINE BY IMMUNOCHROMATOGRAPHY. 
Date of Distribution 26 November 2020 
Conference
     Title of the Conference 14th International Conference on Multi-functional Materials and Application (ICMMA2020) Held on November 26~27th, 2020 
     Organiser Sun Moon University, Korea 
     Conference Place Sun Moon University, Korea 
     Province/State Korea/Asan 
     Conference Date 26 November 2020 
     To 27 November 2020 
Proceeding Paper
     Volume 14 
     Issue
     Page
     Editors/edition/publisher  
     Abstract COMPARATIVE STUDY OF FACTORS CAUSING FALSE POSITIVE IN METHAMPHETAMINE SCREENING TESTS BY IMMUNOCHROMATOGRAPHY Wimol Palarach1 Maitree Pakarasang2 and Rachadaporn Benchawattananon3 1Forensic Science Faculty of Science, Khon Kaen University, Khon Kaen 40002, Thailand; 2 Clinical Microbiology Faculty of Associated Medical Sciences, Khon Kaen University, Khon Kaen 40002, Thailand. 3*Integrated Science, Forensic Science, Faculty of Science, Khon Kaen University, Khon Kaen 40002, Thailand. Abstract This research focusing on comparative study of factors causing false positive in methamphetamine screening tests by immunochromatography. Several medications for mental disorders can lead to false positive tests. Screening drug tests are often required for pre-employment in the private and government sector, for athletes, students, healthcare workers, for probation or criminal activity, to avoid test in the clinic, or after vehicle or workplace accidents. Drug screening results can be influenced by many circumstances; therefore, accuracy are significant. The results can cause loss of employment ,jail time, exclusion from competitive sports, loss of privileges in a probation setting and inappropriate medical care. Objective of this study is to find factors causing false positive in methamphetamine screening tests by i- lab Methamphetamine Test Device immunochromatography (at lest 1,000 ng/ml) then run the test again using Gas chromatography – Mass spectometry (GC/MS). The samples of this study are focusing on 4 groups of drugs include Pseudoephedrine, Chloroquine , Antibiotic and Procaine. The test results with a different screening test or additional analytical tests are essential to avoid adverse consequences for the suspects. Keywords : false positive, immunochromatography, methamphetamine, Pseudoephedrine, Chloroquine, Procaine * Corresponding Author: Benchawattananon, R.; Email: rachadaporn@kku.ac.th  
Author
625020069-4 Mr. WIMOL PALARACH [Main Author]
Science Master's Degree

Peer Review Status มีผู้ประเมินอิสระ 
Level of Conference นานาชาติ 
Type of Proceeding Abstract 
Type of Presentation Oral 
Part of thesis true 
Presentation awarding false 
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