drug testing

February 27, 2024

Detection of Δ9‐tetrahydrocannabinol (THC) in oral fluid using two point‐of‐collection testing devices following oral administration of a THC and cannabidiol containing oil

Abstract Point‐of‐collection testing (POCT) devices are widely used in roadside and workplace drug testing to identify recent cannabis use by…

January 6, 2023

Widespread Distribution of Xylazine Detected Throughout the United States in Healthcare Patient Samples

Abstract Methods: Samples for which providers ordered testing for xylazine were subjected to enzymatic hydrolysis, extracted, and analyzed using liquid…

November 2, 2021

Use of a Novel EEG-Based Objective Test, the Cognalyzer®, in Quantifying the Strength and Determining the Action Time of Cannabis Psychoactive Effects and Factors that May Influence Them Within an Observational Study Framework

Abstract Introduction: Current methods to detect recent delta-9-tetrahydrocannabinol (THC) use cannot objectively quantify its psychoactive effects (PE). The Cognalyzer®, an…

September 7, 2020

Drogas y consumo de alto riesgo: patrón epidemiológico a partir de análisis de cabello en el contexto forense

Abstract Fundamentos: Las encuestas epidemiológicas son las fuentes básicas de información sobre el consumo de drogas, aunque presentan algunas limitaciones…