Status:

COMPLETED

Cognitive Biases Under Ketamine

Lead Sponsor:

Centre Hospitalier St Anne

Collaborating Sponsors:

Fondation pour la Recherche Médicale

Fondation Fyssen

Conditions:

Healthy Subjects

Eligibility:

All Genders

18-39 years

Phase:

NA

Brief Summary

Characterise cognitive biases resulting from low dose ketamine infusion, used as a pharmacological model of psychosis. Our assumption is that low dose ketamine results in reasoning biases by impairin...

Detailed Description

Ketamine is a non-competitive glutamate NMDA antagonist. The infusion of subanesthetic doses of ketamine results in sub-clinical schizophrenia-like positive symptoms in healthy controls. The safety of...

Eligibility Criteria

Inclusion

  • Right-handed (as assessed by the Edinburgh scale)
  • Aged 18 to 39
  • Having given an informed consent
  • Health insurance

Exclusion

  • Pregnant or breastfeeding woman (a urine pregnancy test will be offered in doubt)
  • Personal or first-degree family history of psychosis
  • Personal history of mood disorder, anxiety disorder, obsessive-compulsive disorder, somatoform disorder, dependence on a psychoactive substance, behavior disorder incompatible with a 2 hours EEG recording.
  • Psychotropic treatment, current or stopped for less than 1 month, including antidepressant, anxiolytic but excluding hypnotic treatments.
  • Personal history of neurologic disorder in relation to the central nervous system : congenital malformation of the brain, brain tumor, multiple sclerosis, degenerative disease of the central nervous system, epilepsy, current or in remission for less than 3 years or still requiring a medical treatment, inflammatory disease of the central nervous system dating under a year or having resulted in sequelae.
  • Known hypertension or blood pressure above 140/90 mmHg upon clinical examination, congenital heart disease, ischemic heart disease, cardiac insufficiency, supraventricular and ventricular heart rhythm disorder.
  • Person with restricted liberty, as a result of judicial or administrative measures
  • Persons under involuntary commitment as a result of a psychiatric disorder.
  • Person subject to a measure of legal protection or unable to consent.
  • Known intolerance ketamine.

Key Trial Info

Start Date :

September 8 2014

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

April 29 2022

Estimated Enrollment :

84 Patients enrolled

Trial Details

Trial ID

NCT02235012

Start Date

September 8 2014

End Date

April 29 2022

Last Update

July 10 2024

Active Locations (1)

Enter a location and click search to find clinical trials sorted by distance.

Page 1 of 1 (1 locations)

1

Centre Hospitalier Sainte Anne

Paris, France, 75014