Effect of Antidepressants on White Matter Structure
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Purpose
Subjects with major depression will be evaluated and intensively characterized through questionnaires, computerized cognitive evaluation and laboratory investigations. Magnetic resonance imaging will be used to document baseline white matter structure. subjects will then receive desvenlafaxine which will be adjusted as clinically indicated. After 16 weeks the evaluations will be repeated.
| Condition | Intervention | Phase |
|---|---|---|
|
Major Depression |
Drug: Desvenlafaxine |
Phase 4 |
| Study Type: | Interventional |
| Study Design: | Endpoint Classification: Pharmacodynamics Study Intervention Model: Single Group Assignment Masking: Open Label Primary Purpose: Basic Science |
| Official Title: | White Matter Structure and Response to Treatment With Antidepressants: a Study of Desvenlafaxine in Major Depression. A Pilot Study |
- Anisotropy [ Time Frame: 16 weeks ] [ Designated as safety issue: No ]Degree of anisotropy will be measured at baseline and 16 weeks and correlated to remission status
- cognitive measures [ Time Frame: 16 weeks ] [ Designated as safety issue: No ]cognitive deficits will be measured at baseline and 16 weeks and correlated to anisotropy using computerized neuropsychological testing of memory, speed and executive function.
- Pain threshold [ Time Frame: 16 weeks ] [ Designated as safety issue: No ]Pain threshold will be measured at basline and 16 weeks and correlated to inflammatory markers and anisotropy
| Estimated Enrollment: | 40 |
| Study Start Date: | November 2011 |
| Estimated Study Completion Date: | November 2013 |
| Estimated Primary Completion Date: | September 2013 (Final data collection date for primary outcome measure) |
-
Drug: Desvenlafaxine
40 subjects will be included in the study. Diagnosis will be confirmed by MINI. Participants will be characterised using questionnaires, pain threshold, cognition, facial expression recording and MRI. Desvenlafaxine will be initiated at 50mg AM. At week 8 Desvenlafaxine may be increased to 100mg as clinically indicated. Measures will be repeated at the end of the study.
Eligibility| Ages Eligible for Study: | 18 Years to 55 Years |
| Genders Eligible for Study: | Both |
| Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Major depression
- Age 18 to 55
- Hamilton grater or equal to 20
Exclusion Criteria:
- Major neurologic disorder
- Major cardiovascular disorder
- Unstable medical condition
- Significant psychiatric co-morbidity
- Current substance dependance
- Pregnancy or lactation -Treatment resistance as defined by nonresponse to 2 or more antidepressant treatments (adequate dose and duration) -
Contacts and Locations| Contact: souad Lahlafi, BNurs | 5142514000 ext 3416 | slahlafi.crfs@ssss.gouv.qc.ca |
| Contact: Louise Normandeau, Nurs | 5142514000 ext 3535 | lnormandeau.hlhl@ssss.gouv.qc.ca |
| Canada, Quebec | |
| Centre de Recherche Fernand-Seguin | Recruiting |
| Montreal, Quebec, Canada, H1N3V2 | |
| Contact: Souad Lahlafi, Bnurs 5142514000 ext 3416 slahlafi.crfs@ssss.gouv.qc.ca | |
| Contact: Louise Normandeau, Nurs 5142514000 ext 3535 lnormandeau.hlhl@ssss.gouv.qc.ca | |
| Principal Investigator: | Smadar V Tourjman, MDCM | University of Montreal, Centre de recherche Fernand Seguin |
More Information
Additional Information:
No publications provided
| Responsible Party: | Valerie Tourjman, Associate director of clinical research, Centre de recherche Fernand-Seguin, Hôpital Louis-H. Lafontaine |
| ClinicalTrials.gov Identifier: | NCT01492621 History of Changes |
| Other Study ID Numbers: | DTI |
| Study First Received: | December 12, 2011 |
| Last Updated: | December 14, 2011 |
| Health Authority: | Canada: Health Canada |
Keywords provided by Centre de recherche Fernand-Seguin, Hôpital Louis-H. Lafontaine:
|
major depression DTI inflammatory markers cognition |
Additional relevant MeSH terms:
|
Depression Depressive Disorder Depressive Disorder, Major Behavioral Symptoms Mood Disorders Mental Disorders Antidepressive Agents O-desmethylvenlafaxine |
Psychotropic Drugs Central Nervous System Agents Therapeutic Uses Pharmacologic Actions Neurotransmitter Uptake Inhibitors Neurotransmitter Agents Molecular Mechanisms of Pharmacological Action Physiological Effects of Drugs |
ClinicalTrials.gov processed this record on May 23, 2013