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CompletedNCT00902681Updated Sep 28, 2018

A Bioequivalence Study Of 8 Mg Fesoterodine Extended-Release Tablets (Toviaz™) In Healthy Subjects

A Phase 1 interventional study of Fesoterodine and Fesoterodine in Treatment of Overactive Bladder, sponsored by Pfizer. Completed at 1 site in United States. Open to participants aged 18 Years to 55 Years, including healthy volunteers. Per ClinicalTrials.gov, last updated 2018-09-28.

Sponsored by Pfizer · Phase 1, Interventional, and Other

Phase
Phase 1
Study type
Interventional
Enrollment
36
Allocation
Randomized
Ages
18 Years to 55 Years
Sex
All
01

Study summary

This bioequivalence (BE) study is to satisfy FDA regulatory requirements for extended releases drug product transfer from Zwickau, Germany to Vega Baja, Puerto-Rico.

02

Conditions studied

  • Treatment of Overactive Bladder

Keywords

  • Bioequivalence, Pharmacokinetics
03

In context

Urinary Bladder, Overactive

855 studies on the registry are indexed under Urinary Bladder, Overactive; 125 are open to participants now.

This study's planned enrollment of 36 is below the median of 72 across 652 interventional studies indexed under Urinary Bladder, Overactive.

Browse Urinary Bladder, Overactive studies →

Lead sponsor

Pfizer is the lead sponsor of 3,244 studies on the registry; 139 are open to participants now.

Of its 582 completed or terminated interventional studies of FDA-regulated products, 381 (65%) have results posted.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years to 55 Years
Sexes eligible
All
Accepts healthy volunteers
Yes

Inclusion criteria

  • Healthy male and/or female subjects
  • Body Mass Index (BMI) of 17.5 to 30.5 kg/m2

Exclusion criteria

Exclusion Criteria:

  • Subjects with evidence or history of clinically significant urologic diseases
  • A positive urine drug screen
  • Pregnant or nursing females; females of childbearing potential who are unwilling or unable to use an acceptable method
05

Study design

Phase
Phase 1
Primary purpose
Other
Allocation
Randomized
Intervention model
Crossover assignment
Masking
None (open label)
Enrollment
36 participants (estimated)

Study arms

  • Other
    Reference

    a single dose of 8 mg fesoterodine (Toviaz™ 8 mg) tablet manufactured at Zwickau

    Drug: Fesoterodine

  • Other
    Test

    a single dose of 8 mg fesoterodine (Toviaz™ 8 mg) tablet manufactured at Vega Baja (Test)

    Drug: Fesoterodine

Interventions

  • DrugFesoterodine

    A fesoterodine extended-release tablet (ER) formulation once daily administration of 8 mg

    Also known as: Toviaz 8 mg

  • DrugFesoterodine

    A fesoterodine extended-release tablet (ER) formulation once daily administration of 8 mg

    Also known as: Toviaz 8 mg

06

What researchers measure

Primary outcomes

  1. AUCinf, AUClast, and Cmax of 5-HMT

    Time frame: 6 weeks

Secondary outcomes

  1. Tmax and half-life of 5-HMT as data permit.

    Time frame: 6 weeks

  2. Safety laboratory tests and adverse events

    Time frame: 6 weeks

07

Study locations

1 site
  • Pfizer Investigational Site
    New Haven, Connecticut 06511, United States
08

References and documents

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Sep 28, 2018, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT00902681
Lead sponsor
Pfizer
Responsible party
Sponsor
First posted
May 15, 2009
Start date
Jun 2009
Primary completion
Aug 2009
Completion
Aug 2009
Last update
Sep 28, 2018

Study contacts

Pfizer CT.gov Call Center
study director · Pfizer

Oversight

Data monitoring committee
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Sep 2018. You cannot join it, but the record below documents what was studied.

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