Status:

COMPLETED

Abuse Liability and Human Pharmacology of Mephedrone

Lead Sponsor:

Parc de Salut Mar

Collaborating Sponsors:

Instituto de Salud Carlos III

Conditions:

Amphetamine-Related Disorders

Eligibility:

MALE

18-45 years

Phase:

PHASE1

Brief Summary

The purposes of this study are 1) to evaluate the abuse liability and human pharmacology of mephedrone after oral administration and 2) to compare the pharmacological effects of mephedrone with those ...

Detailed Description

Mephedrone is a new psychoactive substance (NPS). At present, there are no randomized controlled trials evaluating the effects of mephedrone in humans. The current body of knowledge regarding the acut...

Eligibility Criteria

Inclusion

  • Understanding and accepting the study procedures and signing the informed consent.
  • Male adults volunteers (18-45 years old).
  • Clinical history and physical examination demonstrating no organic or psychiatric disorders.
  • The ECG and general blood and urine laboratory tests performed before the study should be within normal ranges. Minor or occasional changes from normal ranges are accepted if, in the investigator's opinion, considering the current state of the art, they are not clinically significant, are not life-threatening for the subjects and do not interfere with the product assessment. These changes and their non-relevance will be justified in writing specifically.
  • Recreational use of amphetamines, ecstasy and hallucinogen derivatives, mephedrone or other cathinone on at least 6 occasions (two in the previous year) without serious adverse reactions.
  • Extensive metabolizer or intermediate metabolizer phenotype for cytochrome P-450-2D6 (CYP2D6) activity determined using dextromethorphan as a selective probe drug.
  • The weight does not exceed 15% of ideal weight that applies according to size and will be between 60 and 100 Kg. Minor variations will be accepted as normal limits, if the researchers considered it clinically insignificant.

Exclusion

  • .
  • Daily consumption \>20 cigarettes and \>4 standard units of ethanol.
  • Regular use of any drug in the month prior to the study sessions. The treatment with single or limited doses of symptomatic medicinal products in the week prior to the study sessions will not be a reason for exclusion if it is calculated that it has been cleared completely the day of the experimental session.
  • Presence of major psychiatric disorders.
  • Present history of abuse or drug dependence (except for nicotine dependence).
  • Past history of drug dependence (except for nicotine dependence). Subjects with past history of drug abuse could be included.
  • Having suffered any organic disease or major surgery in the three months prior to the study start.
  • Blood donation 12 weeks before or participation in other clinical trials with drugs in the previous 4 weeks.
  • Subjects with intolerance or serious adverse reactions to drugs or amphetamines, ecstasy and hallucinogen derivatives, mephedrone or other cathinone.
  • History or clinical evidence of gastrointestinal, liver, renal or other disorders which may lead to suspecting a disorder in drug absorption, distribution, metabolism or excretion, or that suggest gastrointestinal irritation due to drugs.
  • Subjects unable to understand the nature, consequences of the study and the procedures requested to be followed.
  • Subjects with positive serology to Hepatitis B, C or HIV.

Key Trial Info

Start Date :

September 1 2014

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

December 1 2014

Estimated Enrollment :

12 Patients enrolled

Trial Details

Trial ID

NCT02232789

Start Date

September 1 2014

End Date

December 1 2014

Last Update

December 4 2014

Active Locations (1)

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Page 1 of 1 (1 locations)

1

Institut Hospital del Mar d'Investigacions Mèdiques-IMIM. Parc de Salut Mar.

Barcelona, Barcelona, Spain, 08003