A Comparison of Duloxetine Hydrochloride, Marketed Comparator, and Placebo in the Treatment of Generalized Anxiety Disorder

A Comparison of Duloxetine Hydrochloride, Venlafaxine Extended Release, and Placebo in the Treatment of Generalized Anxiety Disorder.

This study will examine duloxetine compared with placebo and an active comparator in the treatment of generalized anxiety disorder.

Study Overview

• Status: Completed
• Conditions: Anxiety Disorders
• Intervention / Treatment: Drug: placebo; Drug: Duloxetine; Drug: venlafaxine

• Study Type: Interventional
• Enrollment: 480
• Phase: Phase 3

Contacts and Locations

Study Locations

• United States
  • Alabama
    • Birmingham, Alabama, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
  • California
    • La Mesa, California, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
  • Colorado
    • Denver, Colorado, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
  • District of Columbia
    • Washington, District of Columbia, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
  • Florida
    • Coral Springs, Florida, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    • Jacksonville, Florida, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    • Maitland, Florida, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
  • Illinois
    • Libertyville, Illinois, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    • Oakbrook Terrace, Illinois, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
  • Kentucky
    • Florence, Kentucky, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
  • Maryland
    • Baltimore, Maryland, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
  • Massachusetts
    • Belmont, Massachusetts, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
    • Cambridge, Massachusetts, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
  • New Jersey
    • Clementon, New Jersey, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
  • New York
    • New York, New York, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
  • Oklahoma
    • Oklahoma City, Oklahoma, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
  • Pennsylvania
    • Philadelphia, Pennsylvania, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
  • Virginia
    • Richmond, Virginia, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician
  • Washington
    • Seattle, Washington, United States
      • For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Monday-Friday from 9:00 AM to 5:00 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician

Participation Criteria

Eligibility Criteria

• Ages Eligible for Study: 18 years and older (Adult, Older Adult)
• Accepts Healthy Volunteers: No
• Genders Eligible for Study: All

Description

Inclusion Criteria:

• Male and female outpatients at least 18 years of age, presenting with generalized anxiety disorder (GAD) based on the disease diagnostic criteria. Must suffer from GAD and not from an adjustment disorder or anxiety disorder not otherwise specified. The symptoms of GAD should not be situational in nature.

Exclusion Criteria:

• Any current and primary DSM-IV Axis I diagnosis other than GAD, including:

  • Patients diagnosed with major depressive disorder within the past 6 months; or
  • Patients diagnosed with panic disorder, or post-traumatic stress disorder within the past year; or
  • Patients diagnosed with obsessive-compulsive disorder, bipolar affective disorder, psychosis, factitious disorder, or somatoform disorders during their lifetimes.
• The presence of an Axis II disorder or history of antisocial behavior, which, in the judgement of the investigator, would interfere with compliance with the study protocol.

Study Plan

How is the study designed?

Design Details

• Primary Purpose: Treatment
• Allocation: Randomized
• Interventional Model: Single Group Assignment
• Masking: Double

What is the study measuring?

Primary Outcome Measures

Outcome Measure
To assess whether duloxetine hydrochloride 60 to 120 mg once daily is superior to placebo in the treatment of GAD during a 10-week, double-blind acute therapy phase, defined as statistically greater reduction in anxiety symptoms as measured by the HAMA.

Secondary Outcome Measures

Outcome Measure
Self-reported anxiety symptomatology;Quality of Life;Clinical Global Improvement;HAMA factor scores

Collaborators and Investigators

• Sponsor: Eli Lilly and Company
• Collaborators: Boehringer Ingelheim
• Investigators: Study Director: Call 1-877-CTLILLY (1-877-285-4559) or 1-317-615-4559 Mon-Fri 9 AM - 5 PM Eastern time (UTC/GMT- 5 hours, EST), Eli Lilly and Company

Publications and helpful links

General Publications

• Perlis RH, Fijal B, Dharia S, Houston JP. Pharmacogenetic investigation of response to duloxetine treatment in generalized anxiety disorder. Pharmacogenomics J. 2013 Jun;13(3):280-5. doi: 10.1038/tpj.2011.62. Epub 2012 Jan 17.
• Sheehan DV, Harnett-Sheehan K, Spann ME, Thompson HF, Prakash A. Assessing remission in major depressive disorder and generalized anxiety disorder clinical trials with the discan metric of the Sheehan disability scale. Int Clin Psychopharmacol. 2011 Mar;26(2):75-83. doi: 10.1097/YIC.0b013e328341bb5f.
• Allgulander C, Nutt D, Detke M, Erickson J, Spann M, Walker D, Ball S, Russell J. A non-inferiority comparison of duloxetine and venlafaxine in the treatment of adult patients with generalized anxiety disorder. J Psychopharmacol. 2008 Jun;22(4):417-25. doi: 10.1177/0269881108091588.
• Allgulander C, Hartford J, Russell J, Ball S, Erickson J, Raskin J, Rynn M. Pharmacotherapy of generalized anxiety disorder: results of duloxetine treatment from a pooled analysis of three clinical trials. Curr Med Res Opin. 2007 Jun;23(6):1245-52. doi: 10.1185/030079907X182202. Epub 2007 Apr 25.
• Endicott J, Russell JM, Raskin J, Detke MJ, Erickson J, Ball SG, Marciniak M, Swindle RW. Duloxetine treatment for role functioning improvement in generalized anxiety disorder: three independent studies. J Clin Psychiatry. 2007 Apr;68(4):518-24. doi: 10.4088/jcp.v68n0405. Erratum In: J Clin Psychiatry. 2007 Apr;68(4):518. J Clin Psychiatry. 2007 May;68(5):806.
• Hartford J, Kornstein S, Liebowitz M, Pigott T, Russell J, Detke M, Walker D, Ball S, Dunayevich E, Dinkel J, Erickson J. Duloxetine as an SNRI treatment for generalized anxiety disorder: results from a placebo and active-controlled trial. Int Clin Psychopharmacol. 2007 May;22(3):167-74. doi: 10.1097/YIC.0b013e32807fb1b2.

Helpful Links

• Lilly Clinical Trial Registry

Study record dates

Study Major Dates

• Study Start: October 1, 2004
• Study Completion (Actual): November 1, 2005

Study Registration Dates

• First Submitted: July 20, 2005
• First Submitted That Met QC Criteria: July 20, 2005
• First Posted (Estimate): July 22, 2005

Study Record Updates

• Last Update Posted (Estimate): November 6, 2007
• Last Update Submitted That Met QC Criteria: November 5, 2007
• Last Verified: November 1, 2007

More Information

Terms related to this study

• Additional Relevant MeSH Terms: Mental Disorders; Anxiety Disorders; Physiological Effects of Drugs; Neurotransmitter Agents; Molecular Mechanisms of Pharmacological Action; Peripheral Nervous System Agents; Analgesics; Sensory System Agents; Psychotropic Drugs; Neurotransmitter Uptake Inhibitors; Membrane Transport Modulators; Antidepressive Agents; Dopamine Agents; Antidepressive Agents, Second-Generation; Serotonin and Noradrenaline Reuptake Inhibitors; Duloxetine Hydrochloride; Venlafaxine Hydrochloride
• Other Study ID Numbers: 7107; F1J-MC-HMDU