Auteur R. J. M. NIESINK

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4-Fluoroamphetamine in the Netherlands: more than a one-night stand

F. LINSEN ; R. P. J. KONING ; M. VAN LAAR ; R. J. M. NIESINK ; M. W. J. KOETER ; T. M. BRUNT | 2015
Dans Addiction (Vol.110, n°7, July 2015) Article : Périodique

Aims: To investigate the temporal pattern of appearance of a new psychoactive substance (4-fluoroamphetamine) on the Dutch drug market, as well as its patterns of use and effects. Design: Data from the Drug Information and Monitoring System (DI[...]

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Concentrations en THC dans l'herbe, l'herbe néerlandaise et le haschisch provenant des coffeeshops néerlandais (2000-2001)

R. J. M. NIESINK ; M. P. PLANIJE ; S. RIGTER ; J. HOEK ; L. MOSTERT | 2001
Rapport

La principale question soulevée dans la présente étude est la suivante : quelle est la concentration en THC de l'herbe et du haschisch vendus dans les coffeeshops néerlandais. Parallèlement les auteurs se sont intéressés aux éventuels changement[...]

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Coping with research evidence: a multimedia approach for further training of professional workers in the field of drugs and addiction

W. WESTERA ; R. J. M. NIESINK | 2001
Périodique

This paper outlines and discusses the use of a self-contained multimedia training program that allows professionals to improve their scientific thinking and reasoning skills. In many domains, scientific research produces new knowledge and insigh[...]

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Impact of a transient instability of the ecstasy market on health concerns and drug use patterns in The Netherlands

T. M. BRUNT ; R. J. M. NIESINK ; W. VAN DEN BRINK | 2012
Dans International Journal of Drug Policy (Vol.23, n°2, March 2012) Article : Périodique

BACKGROUND: A recent decline in MDMA-like substances in ecstasy tablets has been reported by a number of countries in the European Union. This study describes the instability of the ecstasy market in The Netherlands during 2008 and 2009, and inv[...]

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Nouveauté

Is online information on ecstasy tablet content safe?

R. Q. VROLIJK ; T. M. BRUNT ; A. VREEKER ; R. J. M. NIESINK | 2017
Dans Addiction (Vol.112, n°1, January 2017) Article : Périodique

Background and aims: In recent years, the prevalence of ecstasy use has increased in most European countries. Users can acquire information on ecstasy tablet composition through the internet. This study compares online information from two websi[...]

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Linking the pharmacological content of ecstasy tablets to the subjective experiences of drug users

T. M. BRUNT ; M. W. J. KOETER ; R. J. M. NIESINK ; W. VAN DEN BRINK | 2012
Dans Psychopharmacology (Vol.220, n°4, April 2012) Article : Périodique

Rationale: Most studies on the subjective effects of ecstasy are based on the assumption that the substance that was taken is 3,4-methylenedioxymethamphetamine (MDMA). However, many tablets sold as ecstasy contain other substances and MDMA in va[...]

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mCPP: an undesired addition to the ecstasy market

M. G. BOSSONG ; T. M. BRUNT ; J. P. VAN DIJK ; S. M. RIGTER ; J. HOEK ; H. M. J. GOLDSCHMIDT ; R. J. M. NIESINK | 2010
Dans Journal of Psychopharmacology (Vol.24, n°9, 2010) Article : Périodique

A new ecstasy-like substance, meta-chlorophenylpiperazine (mCPP), has been detected in street drugs in the Netherlands. Theoretically, mCPP possesses the potential to become a non-neurotoxic alternative for methylenedioxymethamphetamine (MDMA), [...]

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Methylone and mCPP, two new drugs of abuse?

M. G. BOSSONG ; J. P. VAN DIJK ; R. J. M. NIESINK | 2005
Périodique

ENGLISH : Recently, two new ecstasy-like substances, methylone and mCPP, were found in street drugs in the Netherlands by the Drugs Information and Monitoring System (DIMS). Methylone (3,4-methylenedioxymethcathinone) is the main ingredient of[...]

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Potency trends of Delta9-tetrahydrocannabinol, cannabidiol and cannabinol in cannabis in the Netherlands: 2005-15

R. J. M. NIESINK ; S. RIGTER ; M. W. KOETER ; T. M. BRUNT | 2015
Dans Addiction (Vol.110, n°12, December 2015) Article : Périodique

Background and Aims: Between 2000 and 2005 the average percentage of Delta9-tetrahydrocannabinol (THC) in marijuana as sold in Dutch coffeeshops has increased substantially; the potency of domestic products (Nederwiet and Nederhasj) has particul[...]

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Prenatal exposure to morphine enhances cocaine and heroin self-administration in drug-naive rats

N. F. RAMSEY ; R. J. M. NIESINK ; J. M. VAN REE | 1993
Périodique

FRANÇAIS : Chez des rats traités à la morphine pendant leur vie foetale, on observe une augmentation de la vitesse d'autoadministration d'héroïne et de cocaïne. Ceci n'est pas du à une seule augmentation de l'activité motrice. Les doses d'héroï[...]

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Strong increase in total delta-THC in cannabis preparations sold in Dutch coffee shops

PIJLMAN F. T. A. ; S. M. RIGTER ; J. HOEK ; H. M. J. GOLDSCHMIDT ; R. J. M. NIESINK | 2005
Périodique

The total concentration of THC has been monitored in cannabis preparations sold in Dutch coffee shops since 1999. This annual monitoring was issued by the Ministry of Health after reports of increased potency. The level of the main psychoactive [...]

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Therapeutic satisfaction and subjective effects of different strains of pharmaceutical-grade cannabis

T. M. BRUNT ; M. VAN GENUGTEN ; K. HÖNER-SNOEKEN ; M. J. VAN DE VELDE ; R. J. M. NIESINK | 2014
Dans Journal of Clinical Psychopharmacology (Vol.34, n°3, June 2014) Article : Périodique

ENGLISH: In The Netherlands, pharmaceutical-grade cultivated cannabis is distributed for medicinal purposes as commissioned by the Ministry of Health. Few studies have thus far described its therapeutic efficacy or subjective (adverse) effects [...]

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