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Adrià Quesada

2 papers in the library · 8 citations · publishing 2022-2025

Papers

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Comparison of strength and adulteration between illicit drugs obtained from cryptomarkets versus off-line.

Addiction 2025 Leigh Coney, Amy Peacock, Daan van der Gouwe et al. 8 citations

Drugs sold on cryptomarkets are thought to have lower levels of adulteration and higher strength compared with those sourced off-line. The present study aimed to determine whether cryptomarket and off-line-sourced 3,4-methylenedioxy-N-methamphetamine (MDMA), cocaine, amphetamine, methamphetamine and lysergic acid diethylamide (LSD) differed in adulteration and strength. A between-groups design...

DOI: 10.1111/add.16665 (opens in new tab) Full text (opens in new tab) Adulteration Illicit drugs Drug checking Drug quality +8

Size matters: comparing the MDMA content and weight of ecstasy tablets submitted to European drug checking services in 2012–2021

Drugs, Habits and Social Policy November 24, 2022 Ruben Q Vrolijk, Fiona Measham, Adrià Quesada et al.

Purpose The 3,4-methylenedioxymetamphetamine (MDMA) content in ecstasy tablets has increased enormously throughout Europe across the past decade. This study aims to determine whether this is caused by the production of “stronger” tablets (more mg MDMA per mg of tablet), or if tablets have simply been getting larger and heavier (more mg of tablet in total). Design/methodology/approach A data set...