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MDMA: all studies

Page 235 of 346: studies 2,341 to 2,350 of 3,454, newest first. Back to the MDMA overview

Research

An approach to the new psychoactive drugs phenomenon

Salud Mental April 3, 2017 Helen Dolengevich-Segal, Beatriz Rodríguez-salgado, Jorge Gómez-arnau et al. 16 citations

Background. The new psychoactive drugs (NPD) are those that represent a danger to public health and are not prohibited by conventions on international narcotics. The concept also includes new contexts and new routes of consumption as well as novel ways of distribution, notably Internet. The risks associated with NPD consumption are largely unknown to users and to health care providers....

DOI: 10.17711/sm.0185-3325.2017.010 (opens in new tab) MDMA Mephedrone Psychoactive substance Psychoactive drug +5

What are sweet dreams made of? Analysis of psychoactive substances into “gummies”: A retrospective descriptive study

European Psychiatry April 1, 2017 Amira Trabsa, E. Monteagudo, D.d. Mariona et al. 2 citations

Introduction Although psychoactive substances has a long history in recreational settings, research on its composition has focused only on tablets, crystal and powder, even though new formulation for new psychoactive substances are readily available for users. Objectives To describe the presence of psychoactive substances and its characteristics in new formulations which had not previously been...

Drug testing in Europe: monitoring results of the Trans European Drug Information (TEDI) project.

Drug Testing and Analysis February 2017 Tibor M Brunt, Constanze Nagy, Alexander Bücheli et al.

Drug testing is a harm reduction strategy that has been adopted by certain countries in Europe. Drug users are able to hand in their drugs voluntarily for chemical analysis of composition and dose. Drug users will be alerted about dangerous test results by the drug testing systems directly and through warning campaigns. An international collaborative effort was launched to combine data of drug...

I like the old stuff better than the new stuff? Subjective experiences of new psychoactive substances.

International Journal of Drug Policy February 1, 2017 Allison J Matthews, Rachel Sutherland, Amy Peacock et al. 23 citations

Over the past decade, monitoring systems have identified the rapid emergence of new psychoactive substances (NPS). While the use of many NPS is minimal and transitory, little is known about which products have potential for capturing the attention of significant proportions of the drug consuming market. The aim of this study was to explore self-reported experiences of three commonly used NPS...

Predicting the Abuse Liability of Entactogen-Class, New and Emerging Psychoactive Substances via Preclinical Models of Drug Self-administration.

Current Topics in Behavioral Neurosciences 2017 Shawn. M. Aarde, Michael A. Taffe

Animal models of drug self-administration are currently the gold standard for making predictions regarding the relative likelihood that a recreational drug substance will lead to continued use and addiction. Such models have been found to have high predictive accuracy and discriminative validity for a number of drug classes including ethanol, nicotine, opioids, and psychostimulants such as...

Comparative effects of amphetamine-like psychostimulants on rat hippocampal cell genesis at different developmental ages.

Neurotoxicology September 2016 Rubén García‐cabrerizo, M Julia García-Fuster

The aim of this study was to compare the effects of amphetamine-like psychostimulant drugs (i.e., MDMA, methamphetamine, D-amphetamine) on rat hippocampal cell genesis at different developmental ages (i.e., early adolescence vs. young adulthood) to determine if there were periods of vulnerability to drug-induced brain changes. Although adolescence is a period of great vulnerability to the...

Clinical applications of hallucinogens: A review.

Experimental and Clinical Psychopharmacology August 1, 2016 Albert Garcia‐romeu, Brennan Kersgaard, Peter H. Addy 198 citations

Hallucinogens fall into several different classes, as broadly defined by pharmacological mechanism of action, and chemical structure. These include psychedelics, entactogens, dissociatives, and other atypical hallucinogens. Although these classes do not share a common primary mechanism of action, they do exhibit important similarities in their ability to occasion temporary but profound...

Hallucinogen Use Disorders.

Child and Adolescent Psychiatric Clinics of North America July 2016 Rashad Hardaway, Jason Schweitzer, Joji Suzuki

Use of hallucinogenic substances as a public health concern has increased over the past decade. Among adolescents, there are increasing emergency department presentations for intoxication with these drugs, contrary to decreasing reported use of classical hallucinogens such as LSD. Academic and governmental groups have monitored use of hallucinogens, highlighting a notable change in perceptions...

Neurology of ecstatic religious and similar experiences: Ecstatic, orgasmic, and musicogenic seizures. Stendhal syndrome and autoscopic phenomena.

Neurología June 21, 2016 M Arias

All human experiences, including mystical and religious ones, are the result of brain functional activity. Thanks to the study of cases of ecstatic epilepsy with structural (MRI) and functional neuroimaging (fMRI, PET, SPECT) and neurophysiological technologies (recording and stimulation with intracranial electrodes), we now have a better knowledge of certain mental states which involve...

DOI: 10.1016/j.nrl.2016.04.010 (opens in new tab) Full text (opens in new tab) Ecstasy Humans Epilepsy, reflex Psychophysiologic disorders +14

CYP2D6 function moderates the pharmacokinetics and pharmacodynamics of 3,4-methylene-dioxymethamphetamine in a controlled study in healthy individuals

Pharmacogenetics and Genomics June 2, 2016 Yasmin Schmid, Patrick Vizeli, Cédric M. Hysek et al. 52 citations

The role of genetic polymorphisms in cytochrome (CYP) 2D6 involved in the metabolism of 3,4-methylene-dioxymethamphetamine (MDMA, ecstasy) is unclear. Effects of genetic variants in CYP2D6 on the pharmacokinetics and pharmacodynamic effects of MDMA were characterized in 139 healthy individuals (70 men, 69 women) in a pooled analysis of eight double-blind, placebo-controlled crossover studies....