NCT00231790

Brief Summary

Overactive bladder is very prevalent in postmenopausal women. The current study is designed to investigate whether a new drug may offer safe and effective treatment.

Trial Health

100
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
848

participants targeted

Target at P75+ for phase_2

Timeline
Completed

Started Aug 2005

Shorter than P25 for phase_2

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

August 1, 2005

Completed
2 months until next milestone

First Submitted

Initial submission to the registry

September 30, 2005

Completed
4 days until next milestone

First Posted

Study publicly available on registry

October 4, 2005

Completed
11 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

September 1, 2006

Completed
1 month until next milestone

Study Completion

Last participant's last visit for all outcomes

October 1, 2006

Completed
Last Updated

December 17, 2015

Status Verified

December 1, 2015

Enrollment Period

1.1 years

First QC Date

September 30, 2005

Last Update Submit

December 16, 2015

Conditions

Outcome Measures

Primary Outcomes (3)

  • Change from baseline in the number of micturitions per day averaged over a diary card week (4 to 10 days)

    Baseline and Week 8

  • Proportion of participants with abnormal retinal photography (Follow-up Study 007 only)

    Day 1 of Follow-up

  • Proportion of participants with abnormal visual field test (Follow-up Study 007 only)

    Day 1 of Follow-up

Secondary Outcomes (3)

  • Change from baseline in the number of total incontinence episodes

    Baseline and Week 8

  • Number of urge-incontinence episodes

    Up to 8 weeks

  • Number of urgency episodes per day averaged over a diary card week (4 to 10 days)

    up to 8 weeks

Study Arms (4)

MK-0634 50 mg

EXPERIMENTAL

All participants will receive placebo for the 1 week prior to randomization

Drug: MK-0634 50 mg

MK-0634 125 mg

EXPERIMENTAL

All participants will receive placebo for the 1 week prior to randomization

Drug: MK-0634 125 mg

MK-0634 375 mg

EXPERIMENTAL

All participants will receive placebo for the 1 week prior to randomization

Drug: MK-0634 125 mg

Placebo

PLACEBO COMPARATOR

All participants will receive placebo for the 1 week prior to randomization

Drug: Placebo for MK-0634

Interventions

one capsule orally, once daily in morning

Also known as: L-000796568
MK-0634 50 mg

one or three capsules orally, once daily in morning

Also known as: L-000796568
MK-0634 125 mgMK-0634 375 mg

one, two, three or four capsules orally once daily in morning

Placebo

Eligibility Criteria

Age40 Years - 74 Years
Sexfemale
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Postmenopausal females (ages 40-74) with predominantly urge urinary incontinence overactive bladder episodes.
  • Patients must meet minimum eligibility requirements (e.g., average number of micturitions/day) based on screening diary cards.

You may not qualify if:

  • Patients must not suffer from diabetes insipidus
  • Hyperglycemia
  • Hypercalcemia
  • Orthostatic hypotension
  • Active/recurrent urinary tract infections (\>6 episodes per year)
  • Patients must be willing to discontinue their current OAB medication therapy.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

MeSH Terms

Conditions

Urinary Incontinence

Condition Hierarchy (Ancestors)

Urination DisordersUrologic DiseasesFemale Urogenital DiseasesFemale Urogenital Diseases and Pregnancy ComplicationsUrogenital DiseasesMale Urogenital DiseasesLower Urinary Tract SymptomsUrological ManifestationsSigns and SymptomsPathological Conditions, Signs and Symptoms

Study Officials

  • Medical Monitor

    Merck Sharp & Dohme LLC

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
phase 2
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

September 30, 2005

First Posted

October 4, 2005

Study Start

August 1, 2005

Primary Completion

September 1, 2006

Study Completion

October 1, 2006

Last Updated

December 17, 2015

Record last verified: 2015-12