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Study to Assess Long-Term Safety/Tolerability of Enobosarm (GTx 024) in Stress Urinary Incontinence

Primary Purpose

Stress Urinary Incontinence

Status
Terminated
Phase
Phase 2
Locations
United States
Study Type
Interventional
Intervention
GTx-024
Sponsored by
GTx
About
Eligibility
Locations
Arms
Outcomes
Full info

About this trial

This is an interventional treatment trial for Stress Urinary Incontinence

Eligibility Criteria

18 Years - 80 Years (Adult, Older Adult)FemaleDoes not accept healthy volunteers

Inclusion Criteria:

  • Be an eligible subject from G201002, where an eligible subject is defined as:

    1. one of the first 225 subjects who were randomly assigned to the placebo group in G201002 and who have completed the required treatment and durability periods of that study, or;
    2. any subject from 226 onwards, who was randomly assigned to any treatment group and who completed the required treatment and follow-up periods of that study
  • Be able to read, understand, and provide written, dated, informed consent prior to enrollment in the current study and be likely to comply with the study protocol and communicate with study personnel about AEs and other clinically important information
  • Provide written consent to participate in the study within the following timeframes:

    1. for G201002 Subjects 1-225, within 30 days after unblinding of G201002 (subjects who consent to participate in G201003 will be allowed to discontinue from that study and consent to this study upon unblinding of G201002)
    2. for G201002 Subjects 226-493, within 30 days of completing both the treatment and follow-up periods of G201002
  • Agree to maintain a stable dose of any medication known to affect lower urinary tract function, including but not limited to anticholinergics, tricyclic antidepressants, beta-3 adrenergic agonists, or α-adrenergic blockers, throughout the duration of the study

Exclusion Criteria:

  • Starts any new treatment (medication, pelvic floor physical therapy, or other treatment known to impact the pelvic floor) after completing G201002 that is known or suspected to affect lower urinary tract function, including vaginal rejuvenation
  • Subject is currently taking systemic sex-hormone products (excludes intravaginal application of estradiol topical/tablet agents and hormones delivered via vaginal rings)
  • Has a current cancer diagnosis (with the exception of nonmelanoma skin cancer) or any history of breast or endometrial cancer
  • Has a known history or current episode of:

    1. New York Heart Association Stage ≥ 2 hypertension (systolic blood pressure > 160 mmHg or diastolic blood pressure > 100 mmHg) at screening and/or baseline. Subjects with hypertension that has been treated and controlled with medication for ≥ 2 weeks prior to screening are eligible for participation
    2. Recent myocardial infarction or arterial or venous thromboembolic event (within 1 year) or a history of more than 1 myocardial infarction or arterial or venous thromboembolic event
    3. Cardiac-related syncopal event within the past year
    4. Cardio or cerebral vascular disease requiring surgical intervention (e.g., bypass surgery, angioplasty). For subjects with previous stent placement, please contact the medical monitor
    5. Congestive heart failure of Stage > 2 according to New York Heart Association criteria
    6. Angina pectoris
  • Has a current or past history of any physical condition that, in the investigator's opinion, might put the subject at risk, impact the absorption of the study drug, or interfere with interpretation of study

Sites / Locations

  • Urology Center of Alabama
  • Coastal Clinical Research Inc
  • Alaska Clinical Research Center
  • Genitourinary Surgical Consultants
  • Urology Associates Research
  • Women's Health Specialty Care
  • Coastal Connecticut Research, LLC
  • So. Florida Medical Research
  • Tampa Bay Medical Research Inc
  • Midland Florida Clinical Research Center LLC
  • Medical Research of Florida
  • Clinical Research Center of Florida
  • Mount Vernon Clinical Research LLC
  • Clinical Research Prime
  • Idaho Urologic Institue
  • First Urology PSC
  • Iowa Clinic
  • DelRicht Clinical Research, LLC
  • Regional Urology
  • Chesapeake Urology Associates PA
  • Boston Clinical Trials
  • Bay State clinical Trials
  • Beyer Research
  • William Beaumont Hospital Urology Research
  • Women's Clinic of Lincoln
  • Sheldon J Freedman MD Ltd
  • Premier Urology Group, LL
  • Lawrence Obs Gyn clinical Research
  • Accumed Research Associates
  • Manhattan Medical Research Practice PLLC
  • Premier Medical Group
  • Circuit Clinical
  • American Health Research Inc
  • Eastern Carolina Women's
  • The Urology Group
  • Aventiv Research
  • Urologic Consultants of Southeastern PA LLP
  • University of Pennsylvania Health System
  • Coastal Carolina Research Center
  • The Jackson Clinic
  • Elligo - Austin Area OBGYN
  • Urology Clinics of North Texas
  • Urology San Antonio Research PA
  • Synexus Clinical Research Advantage, Inc. - Wasatch Peak Family Practice
  • Urology of Virginia
  • Seattle Womens: Health, Research, Gynocology

Arms of the Study

Arm 1

Arm Type

Experimental

Arm Label

Open-Label Extension, 3 mg GTx-024

Arm Description

Eligible subjects from G201002

Outcomes

Primary Outcome Measures

Safety of GTx-024, adverse events
Change from baseline in incidence of adverse events
Safety of GTx-024, liver function test
Change from baseline in liver function test
Safety of GTx-024, lipid panel
Change from baseline in lipid panel
Safety of GTx-024, sex-hormone binding globulin levels
Change from baseline in sex-hormone binding globulin levels
Safety of GTx-024, testosterone levels
Change from baseline in testosterone levels
Safety of GTx-024, endometrial stripe thickness
Change from baseline in endometrial stripe thickness as measured by transvaginal ultrasound
Safety of GTx-024, weight
Change from baseline weight

Secondary Outcome Measures

Efficacy of GTx-024, stress incontinence
Change from baseline in the mean number of stress incontinence episodes per day
Efficacy of GTx-024, patient global impression of severity
Change in patient global impression of severity (PGI-S; scale: 1-normal, 2-mild, 3-moderate, 4-severe; representing severity of urinary tract dysfunction)
Efficacy of GTx-024, patient global impression of improvement
Change in patient global impression of improvement (PGI-I; scale: 1-very much better, 2-much better, 3-a little better, 4-no change, 5-a little worse, 6-much worse, 7-very much worse; representing change in urinary tract dysfunction from initiation of therapy)
Efficacy of GTx-024, urge incontinence
Change from baseline in the mean number of urge incontinence episodes per day
Efficacy of GTx-024, total incontinence
Change from baseline in the mean number of total (stress + urge) incontinence episodes per day

Full Information

First Posted
May 30, 2018
Last Updated
September 27, 2018
Sponsor
GTx
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1. Study Identification

Unique Protocol Identification Number
NCT03566290
Brief Title
Study to Assess Long-Term Safety/Tolerability of Enobosarm (GTx 024) in Stress Urinary Incontinence
Official Title
Phase 2, Open-Label Extension Study to Assess Long-Term Safety and Tolerability of Enobosarm (GTx 024) in Postmenopausal Women With Stress Urinary Incontinence
Study Type
Interventional

2. Study Status

Record Verification Date
September 2018
Overall Recruitment Status
Terminated
Why Stopped
Lack of efficacy
Study Start Date
June 28, 2018 (Actual)
Primary Completion Date
September 21, 2018 (Actual)
Study Completion Date
September 21, 2018 (Actual)

3. Sponsor/Collaborators

Responsible Party, by Official Title
Sponsor
Name of the Sponsor
GTx

4. Oversight

Studies a U.S. FDA-regulated Drug Product
Yes
Studies a U.S. FDA-regulated Device Product
No
Data Monitoring Committee
No

5. Study Description

Brief Summary
This open-label extension study, for subjects from the G201002 study, will provide additional long-term safety and tolerability data for GTx-024. All subjects in this study will receive GTx-024 3 mg orally, once daily.

6. Conditions and Keywords

Primary Disease or Condition Being Studied in the Trial, or the Focus of the Study
Stress Urinary Incontinence

7. Study Design

Primary Purpose
Treatment
Study Phase
Phase 2
Interventional Study Model
Single Group Assignment
Masking
None (Open Label)
Allocation
N/A
Enrollment
129 (Actual)

8. Arms, Groups, and Interventions

Arm Title
Open-Label Extension, 3 mg GTx-024
Arm Type
Experimental
Arm Description
Eligible subjects from G201002
Intervention Type
Drug
Intervention Name(s)
GTx-024
Other Intervention Name(s)
enobosarm
Intervention Description
Study drug is an opaque, white to off-white, size 5, oval Softgel capsule containing the active ingredient GTx-024. Subjects will be required to take one 3 mg Softgel capsule per day.
Primary Outcome Measure Information:
Title
Safety of GTx-024, adverse events
Description
Change from baseline in incidence of adverse events
Time Frame
baseline through study completion, an average of 1 year
Title
Safety of GTx-024, liver function test
Description
Change from baseline in liver function test
Time Frame
baseline through study completion, an average of 1 year
Title
Safety of GTx-024, lipid panel
Description
Change from baseline in lipid panel
Time Frame
baseline through study completion, an average of 1 year
Title
Safety of GTx-024, sex-hormone binding globulin levels
Description
Change from baseline in sex-hormone binding globulin levels
Time Frame
baseline through study completion, an average of 1 year
Title
Safety of GTx-024, testosterone levels
Description
Change from baseline in testosterone levels
Time Frame
baseline through study completion, an average of 1 year
Title
Safety of GTx-024, endometrial stripe thickness
Description
Change from baseline in endometrial stripe thickness as measured by transvaginal ultrasound
Time Frame
baseline through study completion, an average of 1 year
Title
Safety of GTx-024, weight
Description
Change from baseline weight
Time Frame
baseline through study completion, an average of 1 year
Secondary Outcome Measure Information:
Title
Efficacy of GTx-024, stress incontinence
Description
Change from baseline in the mean number of stress incontinence episodes per day
Time Frame
baseline through study completion, an average of 1 year
Title
Efficacy of GTx-024, patient global impression of severity
Description
Change in patient global impression of severity (PGI-S; scale: 1-normal, 2-mild, 3-moderate, 4-severe; representing severity of urinary tract dysfunction)
Time Frame
baseline through study completion, an average of 1 year
Title
Efficacy of GTx-024, patient global impression of improvement
Description
Change in patient global impression of improvement (PGI-I; scale: 1-very much better, 2-much better, 3-a little better, 4-no change, 5-a little worse, 6-much worse, 7-very much worse; representing change in urinary tract dysfunction from initiation of therapy)
Time Frame
baseline through study completion, an average of 1 year
Title
Efficacy of GTx-024, urge incontinence
Description
Change from baseline in the mean number of urge incontinence episodes per day
Time Frame
baseline through study completion, an average of 1 year
Title
Efficacy of GTx-024, total incontinence
Description
Change from baseline in the mean number of total (stress + urge) incontinence episodes per day
Time Frame
baseline through study completion, an average of 1 year

10. Eligibility

Sex
Female
Minimum Age & Unit of Time
18 Years
Maximum Age & Unit of Time
80 Years
Accepts Healthy Volunteers
No
Eligibility Criteria
Inclusion Criteria: Be an eligible subject from G201002, where an eligible subject is defined as: one of the first 225 subjects who were randomly assigned to the placebo group in G201002 and who have completed the required treatment and durability periods of that study, or; any subject from 226 onwards, who was randomly assigned to any treatment group and who completed the required treatment and follow-up periods of that study Be able to read, understand, and provide written, dated, informed consent prior to enrollment in the current study and be likely to comply with the study protocol and communicate with study personnel about AEs and other clinically important information Provide written consent to participate in the study within the following timeframes: for G201002 Subjects 1-225, within 30 days after unblinding of G201002 (subjects who consent to participate in G201003 will be allowed to discontinue from that study and consent to this study upon unblinding of G201002) for G201002 Subjects 226-493, within 30 days of completing both the treatment and follow-up periods of G201002 Agree to maintain a stable dose of any medication known to affect lower urinary tract function, including but not limited to anticholinergics, tricyclic antidepressants, beta-3 adrenergic agonists, or α-adrenergic blockers, throughout the duration of the study Exclusion Criteria: Starts any new treatment (medication, pelvic floor physical therapy, or other treatment known to impact the pelvic floor) after completing G201002 that is known or suspected to affect lower urinary tract function, including vaginal rejuvenation Subject is currently taking systemic sex-hormone products (excludes intravaginal application of estradiol topical/tablet agents and hormones delivered via vaginal rings) Has a current cancer diagnosis (with the exception of nonmelanoma skin cancer) or any history of breast or endometrial cancer Has a known history or current episode of: New York Heart Association Stage ≥ 2 hypertension (systolic blood pressure > 160 mmHg or diastolic blood pressure > 100 mmHg) at screening and/or baseline. Subjects with hypertension that has been treated and controlled with medication for ≥ 2 weeks prior to screening are eligible for participation Recent myocardial infarction or arterial or venous thromboembolic event (within 1 year) or a history of more than 1 myocardial infarction or arterial or venous thromboembolic event Cardiac-related syncopal event within the past year Cardio or cerebral vascular disease requiring surgical intervention (e.g., bypass surgery, angioplasty). For subjects with previous stent placement, please contact the medical monitor Congestive heart failure of Stage > 2 according to New York Heart Association criteria Angina pectoris Has a current or past history of any physical condition that, in the investigator's opinion, might put the subject at risk, impact the absorption of the study drug, or interfere with interpretation of study
Overall Study Officials:
First Name & Middle Initial & Last Name & Degree
Kenneth Peters, MD
Organizational Affiliation
Professor & Chair, Department of Urology, Oakland University Wm. Beaumont School of Medicine
Official's Role
Principal Investigator
Facility Information:
Facility Name
Urology Center of Alabama
City
Homewood
State/Province
Alabama
ZIP/Postal Code
35209
Country
United States
Facility Name
Coastal Clinical Research Inc
City
Mobile
State/Province
Alabama
ZIP/Postal Code
36608
Country
United States
Facility Name
Alaska Clinical Research Center
City
Anchorage
State/Province
Alaska
ZIP/Postal Code
99503
Country
United States
Facility Name
Genitourinary Surgical Consultants
City
Denver
State/Province
Colorado
ZIP/Postal Code
80220
Country
United States
Facility Name
Urology Associates Research
City
Englewood
State/Province
Colorado
ZIP/Postal Code
80113
Country
United States
Facility Name
Women's Health Specialty Care
City
Farmington
State/Province
Connecticut
ZIP/Postal Code
06032
Country
United States
Facility Name
Coastal Connecticut Research, LLC
City
New London
State/Province
Connecticut
ZIP/Postal Code
06320
Country
United States
Facility Name
So. Florida Medical Research
City
Aventura
State/Province
Florida
ZIP/Postal Code
33180
Country
United States
Facility Name
Tampa Bay Medical Research Inc
City
Clearwater
State/Province
Florida
ZIP/Postal Code
33761
Country
United States
Facility Name
Midland Florida Clinical Research Center LLC
City
DeLand
State/Province
Florida
ZIP/Postal Code
32720
Country
United States
Facility Name
Medical Research of Florida
City
Miami
State/Province
Florida
ZIP/Postal Code
33186
Country
United States
Facility Name
Clinical Research Center of Florida
City
Pompano Beach
State/Province
Florida
ZIP/Postal Code
33060
Country
United States
Facility Name
Mount Vernon Clinical Research LLC
City
Sandy Springs
State/Province
Georgia
ZIP/Postal Code
30328
Country
United States
Facility Name
Clinical Research Prime
City
Idaho Falls
State/Province
Idaho
ZIP/Postal Code
83221
Country
United States
Facility Name
Idaho Urologic Institue
City
Meridian
State/Province
Idaho
ZIP/Postal Code
83642
Country
United States
Facility Name
First Urology PSC
City
Jeffersonville
State/Province
Indiana
ZIP/Postal Code
47130
Country
United States
Facility Name
Iowa Clinic
City
West Des Moines
State/Province
Iowa
ZIP/Postal Code
50266
Country
United States
Facility Name
DelRicht Clinical Research, LLC
City
New Orleans
State/Province
Louisiana
ZIP/Postal Code
70115
Country
United States
Facility Name
Regional Urology
City
Shreveport
State/Province
Louisiana
ZIP/Postal Code
71106
Country
United States
Facility Name
Chesapeake Urology Associates PA
City
Hanover
State/Province
Maryland
ZIP/Postal Code
21076
Country
United States
Facility Name
Boston Clinical Trials
City
Boston
State/Province
Massachusetts
ZIP/Postal Code
02131
Country
United States
Facility Name
Bay State clinical Trials
City
Watertown
State/Province
Massachusetts
ZIP/Postal Code
02472
Country
United States
Facility Name
Beyer Research
City
Kalamazoo
State/Province
Michigan
ZIP/Postal Code
49009
Country
United States
Facility Name
William Beaumont Hospital Urology Research
City
Royal Oak
State/Province
Michigan
ZIP/Postal Code
48073
Country
United States
Facility Name
Women's Clinic of Lincoln
City
Lincoln
State/Province
Nebraska
ZIP/Postal Code
68510
Country
United States
Facility Name
Sheldon J Freedman MD Ltd
City
Las Vegas
State/Province
Nevada
ZIP/Postal Code
89144
Country
United States
Facility Name
Premier Urology Group, LL
City
Edison
State/Province
New Jersey
ZIP/Postal Code
08837
Country
United States
Facility Name
Lawrence Obs Gyn clinical Research
City
Lawrenceville
State/Province
New Jersey
ZIP/Postal Code
08648
Country
United States
Facility Name
Accumed Research Associates
City
Garden City
State/Province
New York
ZIP/Postal Code
11530
Country
United States
Facility Name
Manhattan Medical Research Practice PLLC
City
New York
State/Province
New York
ZIP/Postal Code
10016
Country
United States
Facility Name
Premier Medical Group
City
Poughkeepsie
State/Province
New York
ZIP/Postal Code
12601
Country
United States
Facility Name
Circuit Clinical
City
West Seneca
State/Province
New York
ZIP/Postal Code
14224
Country
United States
Facility Name
American Health Research Inc
City
Charlotte
State/Province
North Carolina
ZIP/Postal Code
28207
Country
United States
Facility Name
Eastern Carolina Women's
City
New Bern
State/Province
North Carolina
ZIP/Postal Code
28562
Country
United States
Facility Name
The Urology Group
City
Cincinnati
State/Province
Ohio
ZIP/Postal Code
45212
Country
United States
Facility Name
Aventiv Research
City
Columbus
State/Province
Ohio
ZIP/Postal Code
43213
Country
United States
Facility Name
Urologic Consultants of Southeastern PA LLP
City
Bala-Cynwyd
State/Province
Pennsylvania
ZIP/Postal Code
19004
Country
United States
Facility Name
University of Pennsylvania Health System
City
Philadelphia
State/Province
Pennsylvania
ZIP/Postal Code
19104
Country
United States
Facility Name
Coastal Carolina Research Center
City
Mount Pleasant
State/Province
South Carolina
ZIP/Postal Code
29464
Country
United States
Facility Name
The Jackson Clinic
City
Jackson
State/Province
Tennessee
ZIP/Postal Code
38305
Country
United States
Facility Name
Elligo - Austin Area OBGYN
City
Austin
State/Province
Texas
ZIP/Postal Code
78758
Country
United States
Facility Name
Urology Clinics of North Texas
City
Dallas
State/Province
Texas
ZIP/Postal Code
75231
Country
United States
Facility Name
Urology San Antonio Research PA
City
San Antonio
State/Province
Texas
ZIP/Postal Code
78229
Country
United States
Facility Name
Synexus Clinical Research Advantage, Inc. - Wasatch Peak Family Practice
City
Layton
State/Province
Utah
ZIP/Postal Code
84041
Country
United States
Facility Name
Urology of Virginia
City
Virginia Beach
State/Province
Virginia
ZIP/Postal Code
23462
Country
United States
Facility Name
Seattle Womens: Health, Research, Gynocology
City
Seattle
State/Province
Washington
ZIP/Postal Code
98105
Country
United States

12. IPD Sharing Statement

Plan to Share IPD
No

Learn more about this trial

Study to Assess Long-Term Safety/Tolerability of Enobosarm (GTx 024) in Stress Urinary Incontinence

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