A Pilot Bioavailability Study of 3 Test Tablet Formulations of Bazedoxifene Compared With A Reference Tablet Formulation of Bazedoxifene/Conjugated Estrogens in Healthy Postmenopausal Women

January 17, 2013 updated by: Pfizer

A Phase 1, Open-label, Single-dose, Randomized, 4-treatment, 4- Period, Crossover, Pilot Bioavailability Study of 3 Test Tablet Formulations of Bazedoxifene (Bza) Compared With A Reference Tablet Formulation of Bza/Conjugated Estrogens (ce) in Healthy Postmenopausal Women

The purpose of this study is to evaluate 3 test formulations relative to a reference formulation.

Study Overview

Status

Terminated

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Actual)

2

Phase

  • Phase 1

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • United States
    • Connecticut
      • New Haven, Connecticut, United States, 06511
        • Pfizer Investigational Site

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

45 years to 64 years (Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

Female

Description

Inclusion Criteria:

  • Generally healthy postmenopausal women
  • Body mass index (BMI) in the range of 18.0 to 35.0 kg/m2 and body weight >= 50 kg

Exclusion Criteria:

  • Pregnant or nursing females; females of childbearing potential

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Basic Science
  • Allocation: Randomized
  • Interventional Model: Crossover Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Test Treatment 1: bazedoxifene
Test Treatment 1
Drug: bazedoxifene
20 mg oral tablet, single dose
Other Names:
  • TSE-424
Experimental: Test Treatment 2: bazedoxifene
Test Treatment 2
Drug: bazedoxifene
20 mg oral tablet, single dose
Other Names:
  • TSE-424
Experimental: Test Treatment 3: bazedoxifene
Test Treatment 3
Drug: bazedoxifene
20 mg oral tablet, single dose
Other Names:
  • TSE-424
Experimental: Reference Treatment: bazedoxifene/conjugated estrogens
Reference Treatment
Drug: bazedoxifene/conjugated estrogens
20 mg / 0.625 mg oral tablet, single dose
Other Names:
  • BZA/CE

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Maximum Observed Plasma Concentration (Cmax)
Time Frame: 0, 0.5, 0.75, 1, 1.5, 2, 3, 4.5, 6, 9, 16, 24, 48 hours post-dose
0, 0.5, 0.75, 1, 1.5, 2, 3, 4.5, 6, 9, 16, 24, 48 hours post-dose
Area Under the Concentration-Time Curve from Time 0 to Last Observable Concentration (AUCT)
Time Frame: 0, 0.5, 0.75, 1, 1.5, 2, 3, 4.5, 6, 9, 16, 24, 48 hours post-dose
0, 0.5, 0.75, 1, 1.5, 2, 3, 4.5, 6, 9, 16, 24, 48 hours post-dose

Secondary Outcome Measures

Outcome Measure
Time Frame
Area Under the Concentration-Time Curve from Time 0 to Infinity (AUCinf)
Time Frame: 0, 0.5, 0.75, 1, 1.5, 2, 3, 4.5, 6, 9, 16, 24, 48 hours post-dose
0, 0.5, 0.75, 1, 1.5, 2, 3, 4.5, 6, 9, 16, 24, 48 hours post-dose
Time of Maximum Plasma Concentration (Tmax)
Time Frame: 0, 0.5, 0.75, 1, 1.5, 2, 3, 4.5, 6, 9, 16, 24, 48 hours post-dose
0, 0.5, 0.75, 1, 1.5, 2, 3, 4.5, 6, 9, 16, 24, 48 hours post-dose
Elimination-phase Half-life (t1/2)
Time Frame: 0, 0.5, 0.75, 1, 1.5, 2, 3, 4.5, 6, 9, 16, 24, 48 hours post-dose
0, 0.5, 0.75, 1, 1.5, 2, 3, 4.5, 6, 9, 16, 24, 48 hours post-dose
Relative Bioavailability (F)
Time Frame: 0, 0.5, 0.75, 1, 1.5, 2, 3, 4.5, 6, 9, 16, 24, 48 hours post-dose
0, 0.5, 0.75, 1, 1.5, 2, 3, 4.5, 6, 9, 16, 24, 48 hours post-dose

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Pfizer

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Helpful Links

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

August 1, 2012

Primary Completion (Actual)

November 1, 2012

Study Completion (Actual)

November 1, 2012

Study Registration Dates

First Submitted

July 3, 2012

First Submitted That Met QC Criteria

July 3, 2012

First Posted (Estimate)

July 6, 2012

Study Record Updates

Last Update Posted (Estimate)

January 18, 2013

Last Update Submitted That Met QC Criteria

January 17, 2013

Last Verified

January 1, 2013

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • B2311014
  • 3115B1-1146

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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