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Naturalistic Study Into the Hangover Effects of MDMA

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ClinicalTrials.gov Identifier: NCT01400204
Recruitment Status : Completed
First Posted : July 22, 2011
Last Update Posted : July 22, 2011
Information provided by:
Utrecht Institute for Pharmaceutical Sciences

Brief Summary:
The aim of the study is to compare hangover effects of MDMA users versus those who used other drugs, or alcohol only at New Year's Eve. The week after New Years Eve, every day participants complete a questionnaire about the presence and severity of potential hangover symptoms. At day 1, demographics and alcohol and drug use at New Years Eve were recorded. On day 7, the Brief Symptom Inventory (BSI) is completed to asses last weeks mood. After 4 weeks, after a drug-free week, the BSI is completed again to serve as a reference.

Condition or disease

Detailed Description:
A convenience sample was invited by e-mail to participate in the study, via the organizer of a private New Years Party.It was attempted to include as much participants as possible. Hence, no sampling method was applied when recruiting participants.

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Study Type : Observational
Actual Enrollment : 39 participants
Observational Model: Case-Control
Time Perspective: Prospective
Official Title: A Naturalistic Study Comparing the Hangover Effects of MDMA, Other Drugs, and Alcohol in a Sample of Recreational Polydrug Users
Study Start Date : December 2010
Actual Primary Completion Date : February 2011
Actual Study Completion Date : February 2011

poly drug users that used MDMA at New Years Eve
Other Drugs
poly drug users that used drugs at New Years Eve, but not MDMA
poly drug users that used no drugs at New Years Eve, but did consume alcohol

Information from the National Library of Medicine

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Ages Eligible for Study:   18 Years to 65 Years   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   Yes
Sampling Method:   Non-Probability Sample
Study Population
Recreational poly-drug users who were guests at a privat New Years Eve party

Inclusion Criteria:

  • poly drug user
  • 18+ years old

Exclusion Criteria:

  • mental or physical illness

Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT01400204

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Utrecht University
Utrecht, Netherlands, 3584CG
Sponsors and Collaborators
Utrecht Institute for Pharmaceutical Sciences
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Principal Investigator: Joris C Verster, PhD Utrecht University
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Responsible Party: Joris C Verster, PhD, Utrecht University
ClinicalTrials.gov Identifier: NCT01400204    
Other Study ID Numbers: ppo-010-212
First Posted: July 22, 2011    Key Record Dates
Last Update Posted: July 22, 2011
Last Verified: July 2011
Keywords provided by Utrecht Institute for Pharmaceutical Sciences:
next day effects