The Effect Of Fesoterodine On Pharmacokinetics And Pharmacodynamics Of Warfarin In Healthy Subjects


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Study Location
Pfizer Investigational Site
New Haven, Connecticut, 06511, United States


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Eligibility Criteria
The disease, disorder, syndrome, illness, or injury that is being studied.
Overactive Urinary Bladder
Females and Males
Pediatric Trials: 0-17 Years
Adult Trials: 18+ Years
18-55 years
Inclusion Criteria
The factors, or reasons, that allow a person to participate in a clinical study.
Show details

- Healthy male and/or female subjects between the ages of 18 and 55 years

Exclusion Criteria
The factors, or reasons, that prevent a person from participating in a clinical study.
Show details

- Not healthy subjects--subjects with acute or chronic medical or psychiatric conditions
or laboratory abnormality


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Advanced Information
Descriptive Information
Brief Title  ICMJE The Effect Of Fesoterodine On Pharmacokinetics And Pharmacodynamics Of Warfarin In Healthy Subjects
Official Title  ICMJE An Open-Label, Randomized, Two-Way Crossover Study To Evaluate The Steady-State Effect Of Fesoterodine On The Pharmacokinetics And Pharmacodynamics Of A Single Supratherapeutic Dose Of Warfarin In Healthy Subjects.
Brief Summary This is an open-label, randomized, two-way crossover study to evaluate the steady-state effect of fesoterodine (8 mg QD) on the pharmacodynamics and pharmacokinetics of a single supratherapeutic dose of warfarin (25 mg) in healthy subjects.
Detailed Description Not Provided
Study Type  ICMJE Interventional
Study Phase  ICMJE Phase 1
Study Design  ICMJE Allocation: Randomized
Intervention Model: Crossover Assignment
Masking: None (Open Label)
Primary Purpose: Treatment
Condition  ICMJE Urinary Bladder, Overactive
Intervention  ICMJE
  • Drug: warfarin
    Single Dose Warfarin 25 mg on Day 1
  • Drug: Warfarin plus Fesoterodine
    Fesoterodine 8 mg ER tablets QD for 9 Days and Single Dose Warfarin 25 mg on Day 3
Study Arms  ICMJE
  • Experimental: Warfarin Alone
    Reference treatment
    Intervention: Drug: warfarin
  • Experimental: Warfarin Concomitantly With Fesoterodine
    Test treatment
    Intervention: Drug: Warfarin plus Fesoterodine
Publications * Not Provided

*   Includes publications given by the data provider as well as publications identified by Identifier (NCT Number) in Medline.
Recruitment Information
Recruitment Status  ICMJE Completed
Estimated Enrollment  ICMJE
 (submitted: June 3, 2009)
Original Estimated Enrollment  ICMJE Same as current
Actual Study Completion Date  ICMJE August 2009
Actual Primary Completion Date August 2009   (Final data collection date for primary outcome measure)
Eligibility Criteria  ICMJE

Inclusion Criteria:

  • Healthy male and/or female subjects between the ages of 18 and 55 years

Exclusion Criteria:

  • Not healthy subjects--subjects with acute or chronic medical or psychiatric conditions or laboratory abnormality
Sex/Gender  ICMJE
Sexes Eligible for Study:All
Ages  ICMJE 18 Years to 55 Years   (Adult)
Accepts Healthy Volunteers  ICMJE Yes
Contacts  ICMJE Contact information is only displayed when the study is recruiting subjects
Listed Location Countries  ICMJE United States
Removed Location Countries  
Administrative Information
NCT Number  ICMJE NCT00914667
Other Study ID Numbers  ICMJE A0221079
Has Data Monitoring Committee No
U.S. FDA-regulated Product Not Provided
IPD Sharing Statement  ICMJE Not Provided
Responsible Party Director, Clinical Trial Disclosure Group, Pfizer, Inc.
Study Sponsor  ICMJE Pfizer
Collaborators  ICMJE Not Provided
Investigators  ICMJE
Study Director:Pfizer Call CenterPfizer
PRS Account Pfizer
Verification Date May 2011

ICMJE     Data element required by the International Committee of Medical Journal Editors and the World Health Organization ICTRP