Naltrexone SR and Fluoxetine Combination Therapy in Subjects With Obsessive-Compulsive Disorder

NCT ID: NCT00758966

Last Updated: 2012-11-29

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

TERMINATED

Clinical Phase

PHASE2

Total Enrollment

8 participants

Study Classification

INTERVENTIONAL

Study Start Date

2008-09-30

Study Completion Date

2008-12-31

Brief Summary

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The purpose of this study is to determine if the combination of naltrexone SR and fluoxetine is more effective in treating the symptoms of obsessive-compulsive disorder (OCD)than either fluoxetine alone or naltrexone SR alone.

Detailed Description

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Conditions

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Obsessive-Compulsive Disorder

Keywords

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OCD, naltrexone, fluoxetine, obsessive-compulsive disorder

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Participants Investigators

Study Groups

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NF (Naltrexone+Fluoxetine)

Naltrexone SR 32 mg and fluoxetine 60 mg

Group Type EXPERIMENTAL

Naltrexone 32 mg and fluoxetine 60 mg

Intervention Type DRUG

Two week titration followed by daily dosing of naltrexone SR 32 mg and fluoxetine 60 mg for 8 weeks. Response is assessed at after 8 weeks. Responders will continue on a daily dose of naltrexone SR 32 mg and fluoxetine 60 mg for an additional 6 weeks. Non-responders will have their daily dose adjusted to naltrexone SR 48 mg and fluoxetine 80 mg.

Fluoxetine

Fluoxetine 60 mg

Group Type ACTIVE_COMPARATOR

Fluoxetine 60 mg

Intervention Type DRUG

Two week titration followed by daily dosing of fluoxetine 60 mg for 8 weeks. Response is assessed at after 8 weeks. Responders will continue on fluoxetine 60 mg for an additional 6 weeks. Non-responders will have naltrexone SR 32 mg added to their therapy.

Naltrexone

Naltrexone SR 32 mg

Group Type ACTIVE_COMPARATOR

Naltrexone SR 32 mg

Intervention Type DRUG

Two week titration followed by daily dosing of naltrexone SR 32 mg for 8 weeks. Response is assessed at after 8 weeks. Responders will continue on naltrexone SR 32 mg for an additional 6 weeks. Non-responders will have fluoxetine 60 mg added to their therapy.

Interventions

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Fluoxetine 60 mg

Two week titration followed by daily dosing of fluoxetine 60 mg for 8 weeks. Response is assessed at after 8 weeks. Responders will continue on fluoxetine 60 mg for an additional 6 weeks. Non-responders will have naltrexone SR 32 mg added to their therapy.

Intervention Type DRUG

Naltrexone 32 mg and fluoxetine 60 mg

Two week titration followed by daily dosing of naltrexone SR 32 mg and fluoxetine 60 mg for 8 weeks. Response is assessed at after 8 weeks. Responders will continue on a daily dose of naltrexone SR 32 mg and fluoxetine 60 mg for an additional 6 weeks. Non-responders will have their daily dose adjusted to naltrexone SR 48 mg and fluoxetine 80 mg.

Intervention Type DRUG

Naltrexone SR 32 mg

Two week titration followed by daily dosing of naltrexone SR 32 mg for 8 weeks. Response is assessed at after 8 weeks. Responders will continue on naltrexone SR 32 mg for an additional 6 weeks. Non-responders will have fluoxetine 60 mg added to their therapy.

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Male or female subjects, 18 to 60 years of age (inclusive)
* Outpatients with a current diagnosis of OCD that have received previous therapy
* Negative serum pregnancy test as screening in women of child-bearing potential
* If a woman of child-bearing potential, must agreed to use an acceptable and effective form of contraception
* No clinically significant abnormality on electrocardiogram (ECG)
* No clinically significant laboratory abnormality at screening
* Negative urine drug screen
* Must be considered reliable and possess a level of understanding that enables the subject to provide written informed consent and to comply with protocol procedures and schedule

Exclusion Criteria

* Diagnosis of substance dependence
* Diagnosis of substance abuse (except for nicotine and caffeine)
* Serious or unstable medical illnesses
* Lifetime history of bipolar disorder, schizophrenia or other psychosis, bulimia, anorexia nervosa, Pervasive Developmental Disorder (PDD), Asperger's Syndrome or the presence of antisocial or borderline personality disorder
* Diagnosis of tic disorder or Tourette's Syndrome
* Subjects diagnosed with impulse control disorder
* Known sensitivity or allergic reaction to either naltrexone or fluoxetine
* Any condition which in the opinion of the investigator or Sponsor makes the subject unsuitable for inclusion in the study
* Immediate family of investigators, study personnel or Sponsor representatives
Minimum Eligible Age

18 Years

Maximum Eligible Age

60 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Orexigen Therapeutics, Inc

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Jeffrey T Apter, MD, PA

Role: PRINCIPAL_INVESTIGATOR

Global Medical Institutes, LLC

Ward Smith, MD

Role: PRINCIPAL_INVESTIGATOR

Summit Research Network, Inc.

Vishaal Mehra, MD

Role: PRINCIPAL_INVESTIGATOR

California Clinical Trials

Naresh P Emmanuel, MD

Role: PRINCIPAL_INVESTIGATOR

Carolina Clinical Research Services

Mohammad Bari, MD

Role: PRINCIPAL_INVESTIGATOR

Synergy Clinical Research

Robert Riesenberg, MD

Role: PRINCIPAL_INVESTIGATOR

Atlanta Center for Medical Research

Teresa Pigott, MD

Role: PRINCIPAL_INVESTIGATOR

University of Florida, Dept Of Psychiatry

Andrew W Goddard, MD

Role: PRINCIPAL_INVESTIGATOR

Indiana University School of Medicine

Al Rivera, MD

Role: PRINCIPAL_INVESTIGATOR

Community Research

Jeffrey S Simon, MD

Role: PRINCIPAL_INVESTIGATOR

Northbrooke Research Center

Zinoviy Benzar, MD

Role: PRINCIPAL_INVESTIGATOR

Brooklyn Medical Institute

Locations

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Synergy Clinical Research

National City, California, United States

Site Status

California Clinical Trials

San Diego, California, United States

Site Status

University of Florida, Department of Psychiatry

Gainesville, Florida, United States

Site Status

Atlanta Center for Medical Research

Atlanta, Georgia, United States

Site Status

Indiana University School of Medicine

Indianapolis, Indiana, United States

Site Status

Global Medical Institute, LLC

Princeton, New Jersey, United States

Site Status

Brooklyn Medical Institute

Brooklyn, New York, United States

Site Status

Community Research

Cincinnati, Ohio, United States

Site Status

Summit Research Network, Inc.

Portland, Oregon, United States

Site Status

Carolina Clinical Research Services

Columbia, South Carolina, United States

Site Status

Northbrooke Research Center

Brown Deer, Wisconsin, United States

Site Status

Countries

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United States

Other Identifiers

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NF-101

Identifier Type: -

Identifier Source: org_study_id