The NeXT Study; The Netherlands XTC Toxicity Study
Neurotoxicity of Ecstasy: Causality, Course and Clinical Relevance
1 other identifier
observational
225
1 country
3
Brief Summary
The purpose of this study is to investigate the possible neurotoxic effects of the party-drug Ecstasy (MDMA)on brain and brain function in humans. Main research questions concern the causality, course and clinical relevance of the neurotoxicity of ecstasy
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for all trials
Started Apr 2002
Typical duration for all trials
3 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
Click on a node to explore related trials.
Study Timeline
Key milestones and dates
Study Start
First participant enrolled
April 1, 2002
CompletedStudy Completion
Last participant's last visit for all outcomes
July 1, 2005
CompletedFirst Submitted
Initial submission to the registry
October 6, 2005
CompletedFirst Posted
Study publicly available on registry
October 10, 2005
CompletedOctober 10, 2005
October 1, 2004
October 6, 2005
October 6, 2005
Conditions
Keywords
Eligibility Criteria
You may qualify if:
- between 18 - 35 years of age
You may not qualify if:
- severe medical or neuropsychiatric illness
- use of prescribed psychotropic medications such as SSRI's
- use of intravenous drugs
- pregnancy
- contra-indications for MRI investigation
Contact the study team to confirm eligibility.
Sponsors & Collaborators
- UMC Utrechtlead
- Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA)collaborator
- University of Amsterdam, Bonger Institute of Criminologycollaborator
- Erasmus Medical Centercollaborator
Study Sites (3)
Bonger Institute of Criminology
Amsterdam, North Holland, 1000 BA, Netherlands
Academic Medical Center Amsterdam
Amsterdam, North Holland, 1100 DD, Netherlands
University Medical Center Utrecht
Utrecht, Utrecht, 3584 CX, Netherlands
Related Publications (7)
de Win MM, de Jeu RA, de Bruin K, Habraken JB, Reneman L, Booij J, den Heeten GJ. Validity of in vivo [123I]beta-CIT SPECT in detecting MDMA-induced neurotoxicity in rats. Eur Neuropsychopharmacol. 2004 May;14(3):185-9. doi: 10.1016/S0924-977X(03)00101-9.
PMID: 15056477BACKGROUNDde Win MM, Reneman L, Reitsma JB, den Heeten GJ, Booij J, van den Brink W. Mood disorders and serotonin transporter density in ecstasy users--the influence of long-term abstention, dose, and gender. Psychopharmacology (Berl). 2004 May;173(3-4):376-82. doi: 10.1007/s00213-003-1723-4. Epub 2004 Jan 15.
PMID: 14726997BACKGROUNDReneman L, Booij J, Majoie CB, Van Den Brink W, Den Heeten GJ. Investigating the potential neurotoxicity of Ecstasy (MDMA): an imaging approach. Hum Psychopharmacol. 2001 Dec;16(8):579-588. doi: 10.1002/hup.347.
PMID: 12404537BACKGROUNDReneman L, Endert E, de Bruin K, Lavalaye J, Feenstra MG, de Wolff FA, Booij J. The acute and chronic effects of MDMA ("ecstasy") on cortical 5-HT2A receptors in rat and human brain. Neuropsychopharmacology. 2002 Mar;26(3):387-96. doi: 10.1016/S0893-133X(01)00366-9.
PMID: 11850153BACKGROUNDReneman L, Booij J, de Bruin K, Reitsma JB, de Wolff FA, Gunning WB, den Heeten GJ, van den Brink W. Effects of dose, sex, and long-term abstention from use on toxic effects of MDMA (ecstasy) on brain serotonin neurons. Lancet. 2001 Dec 1;358(9296):1864-9. doi: 10.1016/S0140-6736(01)06888-X.
PMID: 11741626BACKGROUNDReneman L, Majoie CB, Habraken JB, den Heeten GJ. Effects of ecstasy (MDMA) on the brain in abstinent users: initial observations with diffusion and perfusion MR imaging. Radiology. 2001 Sep;220(3):611-7. doi: 10.1148/radiol.2202001602.
PMID: 11526257BACKGROUNDDe Win MM, Jager G, Vervaeke HK, Schilt T, Reneman L, Booij J, Verhulst FC, Den Heeten GJ, Ramsey NF, Korf DJ, Van den Brink W. The Netherlands XTC Toxicity (NeXT) study: objectives and methods of a study investigating causality, course, and clinical relevance. Int J Methods Psychiatr Res. 2005;14(4):167-85. doi: 10.1002/mpr.6.
PMID: 16395871RESULT
Study Officials
- STUDY DIRECTOR
Wim van den Brink, MD PhD
University of Amsterdam, Academic Medical Center Amsterdam, Dep of Psychiatry
- STUDY DIRECTOR
Nick F Ramsey, PhD
University Medical Center Utrecht, Dep of Psychiatry
- STUDY DIRECTOR
Dirk J Korf, PhD
University of Amsterdam, Bonger Institute for Criminology
- PRINCIPAL INVESTIGATOR
Maartje ML de Win, MD
University of Amsterdam, Academic Medical Center Amsterdam, Dep of Radiology
- PRINCIPAL INVESTIGATOR
Gerry Jager, MSc
University Medical Center Utrecht, Dep of Psychiatry
- PRINCIPAL INVESTIGATOR
Hylke KE Vervaeke, MSc
University of Amsterdam, Bonger Institute of Criminology
Study Design
- Study Type
- observational
- Observational Model
- DEFINED POPULATION
- Time Perspective
- OTHER
- Sponsor Type
- OTHER
Study Record Dates
First Submitted
October 6, 2005
First Posted
October 10, 2005
Study Start
April 1, 2002
Study Completion
July 1, 2005
Last Updated
October 10, 2005
Record last verified: 2004-10