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Study Evaluating Bazedoxifene Acetate In Osteoporosis In Postmenopausal Women
This study has been completed.

First Received on September 16, 2005.   Last Updated on May 4, 2011   History of Changes
Sponsor: Wyeth is now a wholly owned subsidiary of Pfizer
Information provided by: Wyeth is now a wholly owned subsidiary of Pfizer
ClinicalTrials.gov Identifier: NCT00205777
  Purpose

The purpose of this study is to determine whether bazedoxifene acetate is safe and effective in the treatment of osteoporosis in postmenopausal women.


Condition Intervention Phase
Osteoporosis
Drug: Bazedoxifene Acetate
Other: Placebo
Phase III

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Safety/Efficacy Study
Intervention Model: Single Group Assignment
Masking: Double Blind (Subject, Investigator)
Primary Purpose: Treatment
Official Title: Fracture Incidence Reduction And Safety Of TSE-424 (Bazedoxifene Acetate) Compared To Placebo And Raloxifene In Osteoporotic Postmenopausal Women

Resource links provided by NLM:


Further study details as provided by Wyeth is now a wholly owned subsidiary of Pfizer:

Primary Outcome Measures:
  • Incidence reduction of new vertebral fractures. [ Time Frame: 7 years ] [ Designated as safety issue: No ]
  • To compare the safety profile of bazedoxifene acetate to placebo. [ Time Frame: 7 years ] [ Designated as safety issue: Yes ]

Secondary Outcome Measures:
  • Breast cancer incidence [ Time Frame: 7 years ] [ Designated as safety issue: No ]
  • Clinical vertebral fractures assessed by X-rays of spine; number of subjects reporting clinical vertebral fractures; will also report Kaplan Meier rate estimate [ Time Frame: 7 years ] [ Designated as safety issue: No ]
  • Worsening vertebral fractures assessed by X-rays of spine [ Time Frame: 7 years ] [ Designated as safety issue: No ]
  • Nonvertebral fractures assessed by X-rays of region of interest [ Time Frame: 7 years ] [ Designated as safety issue: No ]
  • Height changes in mm from baseline to year seven [ Time Frame: 7 years ] [ Designated as safety issue: No ]
  • Bone mineral density of lumbar spine and hip measured by DXA scans [ Time Frame: 7 years ] [ Designated as safety issue: No ]
  • Serum bone markers blood samples: osteocalcin - marker of bone formation and C-telopeptide (CTX) -marker of bone resorption [ Time Frame: 7 years ] [ Designated as safety issue: No ]
  • Lipid parameters [ Time Frame: 7 years ] [ Designated as safety issue: No ]

Enrollment: 7618
Study Start Date: October 2001
Study Completion Date: September 2010
Primary Completion Date: September 2010 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Active Comparator: A Drug: Bazedoxifene Acetate
BZA 20mg, daily, oral
Placebo Comparator: B Other: Placebo
Placebo, daily, oral

  Eligibility

Ages Eligible for Study:   55 Years to 80 Years
Genders Eligible for Study:   Female
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Must be at least 2 years postmenopausal
  • Osteoporotic subjects without vertebral fracture who meet BMD criteria, or Osteoporotic subjects with vertebral fracture

Exclusion Criteria:

  • Diseases that may affect bone metabolism
  • Vasomotor symptoms requiring treatment
  • Known history or suspected cancer of the breast
  • Active or past history of venous thromboembolic events
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00205777

  Show 230 Study Locations
Sponsors and Collaborators
Wyeth is now a wholly owned subsidiary of Pfizer
Investigators
Study Director: Pfizer CT.gov Call Center Pfizer
  More Information

Additional Information:
No publications provided by Wyeth is now a wholly owned subsidiary of Pfizer

Additional publications automatically indexed to this study by ClinicalTrials.gov Identifier (NCT Number):
Responsible Party: Director, Clinical Trial Disclosure Group, Pfizer, Inc
ClinicalTrials.gov Identifier: NCT00205777     History of Changes
Other Study ID Numbers: 3068A1-301, B1781001
Study First Received: September 16, 2005
Last Updated: May 4, 2011
Health Authority: United States: Food and Drug Administration

Keywords provided by Wyeth is now a wholly owned subsidiary of Pfizer:
Osteoporosis
Postmenopause

Additional relevant MeSH terms:
Osteoporosis
Bone Diseases, Metabolic
Bone Diseases
Musculoskeletal Diseases

ClinicalTrials.gov processed this record on February 12, 2012