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Clinical Trial to Evaluate the Efficacy and Safety of Fesoterodine in Comparison to Tolterodine Extended Release(ER)in Patients With Overactive Bladder.
This study has been completed.
Study NCT00611026   Information provided by Pfizer

First Received on January 28, 2008.   Last Updated on January 28, 2011   History of Changes
Results First Received: October 12, 2010  
Study Type: Interventional
Study Design: Allocation: Randomized;   Endpoint Classification: Safety/Efficacy Study;   Intervention Model: Parallel Assignment;   Masking: Double Blind (Subject, Caregiver, Investigator);   Primary Purpose: Treatment
Condition: Overactive Bladder
Interventions: Drug: Tolterodine ER
Drug: Placebo
Drug: Fesoterodine

  Participant Flow
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Recruitment Details
Key information relevant to the recruitment process for the overall study, such as dates of the recruitment period and locations
Participants with urgency incontinence Overactive Bladder (OAB) symptoms who met all entrance criteria were randomized to the double-blind treatment period.

Pre-Assignment Details
Significant events and approaches for the overall study following participant enrollment, but prior to group assignment
3867 participants entered the single-blind placebo run-in period; 2417 participants completed single-blind placebo run-in and progressed to randomization in the double-blind treatment period.

Reporting Groups
  Description
Placebo Tablets 4 milligrams (mg) orally (PO) once daily (QD) for 1 week followed by a forced dose escalation to 8 mg PO QD for 11 weeks or capsules (4 mg) PO QD for 12 weeks matching to treatment.
Tolterodine ER Capsules 4 mg PO QD for 12 weeks. Tolterodine Extended Release (ER).
Fesoterodine Tablets 4 mg PO QD for 1 week followed by a forced dose escalation to 8 mg PO QD for 11 weeks.

Participant Flow for 2 periods

Period 1:   Randomized to Double-blind Treatment
    Placebo     Tolterodine ER     Fesoterodine  
STARTED     480     974     963  
COMPLETED     478     973     960  
NOT COMPLETED     2     1     3  
Not treated                 2                 1                 3  

Period 2:   Double-blind Treatment Period
    Placebo     Tolterodine ER     Fesoterodine  
STARTED     478     973     960  
COMPLETED     431     885     862  
NOT COMPLETED     47     88     98  
Death                 1                 0                 0  
Adverse Event                 9                 28                 46  
Lack of Efficacy                 11                 10                 4  
Lost to Follow-up                 6                 11                 14  
Withdrawal by Subject                 7                 19                 16  
Unspecified                 13                 20                 18  



  Baseline Characteristics
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Reporting Groups
  Description
Placebo Tablets 4 milligrams (mg) orally (PO) once daily (QD) for 1 week followed by a forced dose escalation to 8 mg PO QD for 11 weeks or capsules (4 mg) PO QD for 12 weeks matching to treatment.
Tolterodine ER Capsules 4 mg PO QD for 12 weeks. Tolterodine Extended Release (ER).
Fesoterodine Tablets 4 mg PO QD for 1 week followed by a forced dose escalation to 8 mg PO QD for 11 weeks.

Baseline Measures
    Placebo     Tolterodine ER     Fesoterodine     Total  
Number of Participants  
[units: participants]
  478     973     960     2411  
Age, Customized  
[units: participants]
       
Between 18 and 44 years     70     157     156     383  
Between 45 and 64 years     214     462     474     1150  
≥65 years     194     354     330     878  
Gender  
[units: participants]
       
Female     410     818     816     2044  
Male     68     155     144     367  



  Outcome Measures
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1.  Primary:   Change From Baseline in Mean Number of Urgency Urinary Incontinence (UUI) Episodes Per 24 Hours at Week 12   [ Time Frame: Baseline, Week 12 ]

2.  Secondary:   Change From Baseline in Mean Voided Volume Per Micturition   [ Time Frame: Baseline, Week 1, Week 4, Week 12 ]

3.  Secondary:   Change From Baseline in Mean Number of Micturitions Per 24 Hours   [ Time Frame: Baseline, Week 1, Week 4, Week 12 ]

4.  Secondary:   Percent Change From Baseline of Micturitions Per 24 Hours   [ Time Frame: Baseline, Week 1, Week 4, Week 12 ]

5.  Secondary:   Change From Baseline in Mean Number of Nocturnal Micturitions Per 24 Hours   [ Time Frame: Baseline, Week 1, Week 4, Week 12 ]

6.  Secondary:   Percent Change From Baseline of Nocturnal Micturitions Per 24 Hours   [ Time Frame: Baseline, Week 1, Week 4, Week 12 ]

7.  Secondary:   Change From Baseline in Mean Number of Urgency Urinary Incontinence (UUI) Episodes Per 24 Hours at Week 1 and Week 4   [ Time Frame: Baseline, Week 1, Week 4 ]

8.  Secondary:   Percent Change From Baseline of UUI Episodes Per 24 Hours   [ Time Frame: Baseline, Week 1, Week 4, Week 12 ]

9.  Secondary:   Change From Baseline in Mean Number of Urgency Urinary Episodes Per 24 Hours (Urinary Sensation Scale ≥3 in the Diary)   [ Time Frame: Baseline, Week 1, Week 4, Week 12 ]

10.  Secondary:   Percent Change From Baseline in Mean Number of Urgency Urinary Episodes Per 24 Hours (Urinary Sensation Scale ≥3 in the Diary)   [ Time Frame: Baseline, Week 1, Week 4, Week 12 ]

11.  Secondary:   Change From Baseline in Mean Number of Severe Urgency Episodes Per 24 Hours   [ Time Frame: Baseline, Week 1, Week 4, Week 12 ]

12.  Secondary:   Percent Change From Baseline of Severe Urgency Episodes Per 24 Hours   [ Time Frame: Baseline, Week 1, Week 4, Week 12 ]

13.  Secondary:   Change From Baseline in Mean Urinary Sensation Scale (USS) Rating Per Micturition Per 24 Hours.   [ Time Frame: Baseline, Week 1, Week 4, Week 12 ]

14.  Secondary:   Change From Baseline in Frequency-Urgency Sum (FUS) Per 24 Hours (Synonymous With USS Sum in the Study Protocol)   [ Time Frame: Baseline, Week 1, Week 4, Week 12 ]

15.  Secondary:   Diary Dry Rate: Percentage of Participants With no Urgency Urinary Incontinence (UUI) in the 3-day Bladder Diary   [ Time Frame: Week 1, Week 4, Week 12 ]

16.  Secondary:   Change From Baseline in Patient Perception of Bladder Condition (PPBC)   [ Time Frame: Baseline, Week 1, Week, 4, Week 12 ]

17.  Secondary:   Change From Baseline in Urgency Perception Scale (UPS). UPS Formerly Known as Patient Perception of Urgency Scale (PPUS) in the Protocol.   [ Time Frame: Baseline, Week 1, Week, 4, Week 12 ]

18.  Secondary:   Change From Baseline in Overactive Bladder Questionnaire (OAB-q): Symptom Bother Score at Week 12   [ Time Frame: Baseline, Week 12 ]

19.  Secondary:   Change From Baseline in Overactive Bladder Questionnaire (OAB-q): Health Related Quality of Life (HRQL) at Week 12   [ Time Frame: Baseline, Week 12 ]

20.  Post-Hoc:   Post-hoc Adverse Events (AEs)   [ Time Frame: Baseline up to Week 12 ]


  Serious Adverse Events
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  Other Adverse Events
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Certain Agreements:  
Principal Investigators are NOT employed by the organization sponsoring the study.
There IS an agreement between Principal Investigators and the Sponsor (or its agents) that restricts the PI's rights to discuss or publish trial results after the trial is completed.
The agreement is:
unchecked The only disclosure restriction on the PI is that the sponsor can review results communications prior to public release and can embargo communications regarding trial results for a period that is less than or equal to 60 days. The sponsor cannot require changes to the communication and cannot extend the embargo.
unchecked The only disclosure restriction on the PI is that the sponsor can review results communications prior to public release and can embargo communications regarding trial results for a period that is more than 60 days but less than or equal to 180 days. The sponsor cannot require changes to the communication and cannot extend the embargo.


Limitations and Caveats
Limitations of the study, such as early termination leading to small numbers of participants analyzed and technical problems with measurement leading to unreliable or uninterpretable data
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Results Point of Contact:  
Name/Title: Pfizer ClinicalTrials.gov Call Center
Organization: Pfizer, Inc.
phone: 1-800-718-1021
e-mail: ClinicalTrials.gov_Inquiries@pfizer.com


No publications provided


Responsible Party: Director, Clinical Trial Disclosure Group, Pfizer Inc
ClinicalTrials.gov Identifier: NCT00611026     History of Changes
Other Study ID Numbers: A0221046
Study First Received: January 28, 2008
Results First Received: October 12, 2010
Last Updated: January 28, 2011
Health Authority: United States: Food and Drug Administration