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Electrochemical determination of Methadone by use of chitosan and carbon nanostructured electrode: application to do** monitoring between athletes in biological and food samples
This study focused on the development of chitosan and CNTs enhanced glassy carbon electrodes (CS/CNT/GCE) as a methadone electrochemical biosensor...
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Polylactic Acid-polycaprolactone/graphene Bionanocomposites as Supersorbent for the Determination of Morphine, Codeine, and Methadone Drugs
A rapid and high-throughput method based on dispersed solid-phase microextraction coupled with GC/MS was developed for the determination of morphine,...
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Effects of Ge, Si, and B do** on the adsorption and detection properties of C60 fullerene towards methadone in gas and aqua phases: a DFT study
ContextMethadone can be abused and caused addictive and has various side effects. Therefore, the development of a fast and reliable diagnosis...
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Development and validation of a HPLC-UV method for methadone hydrochloride quantification in a new oral solution with preservatives to be implemented in physicochemical stability studies
PurposeThe Pharmacy Service of the Infanta Leonor University Hospital acquires, compounds, distributes and dispenses more than 3000 L of methadone...
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Introducing an Electrochemical Sensor Based on Two Layers of Ag Nanoparticles Decorated Graphene for Rapid Determination of Methadone in Human Blood Serum
In the present study, a highly efficient electrochemical sensor for methadone measurement through the use of a glassy carbon electrode modified with...
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Application of amine-functionalized mesostructured cellular foam assisted electromembrane extraction for the determination of tramadol and methadone from urine samples
Amine functionalized mesostructured cellular foam (MCF-NH 2 ) was investigated as new support for electromembrane extraction along with corona...
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Ultrasonic-Air-Assisted Solidification of Settled Organic Drop Microextraction Using Terpene-Based Deep Eutectic Solvents for the Effectual Enrichment of Methadone in Biological Samples
In this research, three novel ultra-hydrophobic, low-viscosity, non-ionic, and heavier-than-water deep eutectic solvents (DES) based on salol and...
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New and sensitive magnetic carbon paste electrode for voltammetry determination of morphine and methadone
A novel and sensitive modified magnetic carbon paste electrode (MMCPE) is introduced. Magnetic carbon paste electrode (MCPE) was fabricated by a ring...
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The properties of MOF-Zn2(EBNB)2(BPY)2·2H2O and its basic study of loading methadone
The ligands of (E)-bis(p-3-nitrobenzoic acid) vinyl (C 16 H 10 N 2 O 8 ) were synthesized in three steps, and then the MOF-Zn 2 (EBNB) 2 (BPY) 2 ·2H 2 O was...
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Kinetic-based supervised opioid discrimination using unmodified AgNPs as colorimetric sensor array
Pattern recognition using the nanoparticle colorimetric sensor arrays is a powerful analytical tool for detection and discrimination of analytes. In...
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Detection, chemical analysis, and pharmacological characterization of dipyanone and other new synthetic opioids related to prescription drugs
The emergence of structurally diverse new synthetic opioids (NSOs) has caused the opioid crisis to spiral to new depths. Little information is...
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Layered double hydroxide intercalated with tyrosine for ultrasonic-assisted microextraction of tramadol and methadone from biological samples followed by GC/MS analysis
A magnetic nanocomposite adsorbent based on Zn-Al layered double hydroxide (LDH) intercalated with tyrosine has been synthesized for...
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Simultaneous determination of 12 illicit drugs in hair sample by the nano-titania-modified covalent organic frameworks (NTM-COFs) on-line pass-through cleanup followed by UPLC-MS/MS
An effective analytical method using NTM-COFs on-line pass-through cleanup method and ultra-performance liquid chromatography-tandem mass...
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Conductive vial electromembrane extraction of opioids from oral fluid
The use of oral fluid as sample matrix has gained significance in the analysis of drugs of abuse due to its non-invasive nature. In this study, the...
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Chiral separation of methadone using solid membrane extraction based on chiral selector, solid membrane: sheep skin leather
A new, green, and without solvent extraction method and chiral separation system effective in separation of racemic methadone is presented. We have...
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Sample preparation of bone tissue for MALDI-MSI for forensic and (pre)clinical applications
In the past decades, matrix-assisted laser desorption/ionization mass spectrometry imaging (MALDI-MSI) has been applied to a broad range of...
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Determination of methadone and EDDP in oral fluid using the dried saliva spots sampling approach and gas chromatography-tandem mass spectrometry
The present work describes the development and validation of a novel approach to determine methadone (MTD) and its main metabolite (EDDP) in oral...
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Quantitative Opiate, Opioid, and Benzodiazepine Testing by Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
Fatalities due to opioids and other controlled substances continue to increase year over year and maintain an epidemic level nationally. CDC data...
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Drug Screening of 49 Compounds by Liquid Chromatography-Tandem Mass Spectrometry in Saliva
In recent years, the use of oral fluid as a testing matrix for drug analysis has become increasingly popular due to its benefits, such as a...
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High-Throughput Comprehensive Quantitative LC-MS/MS Analysis of Common Drugs and Metabolites (62 Compounds) in Human Urine
In recent years a multitude of LC-MS/MS assays have been widely reported in commercial and clinical literature demonstrating the simultaneous...