NCT00541658

Brief Summary

The purpose of this trial is to study the efficacy of a 35 mg delayed release weekly dosing regimen as compared to the standard daily dosing regimen of risedronate 5 mg daily.

Trial Health

93
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
923

participants targeted

Target at P75+ for phase_3

Timeline
Completed

Started Oct 2007

Geographic Reach
8 countries

45 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

October 1, 2007

Completed
4 days until next milestone

First Submitted

Initial submission to the registry

October 5, 2007

Completed
5 days until next milestone

First Posted

Study publicly available on registry

October 10, 2007

Completed
2.5 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

April 1, 2010

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

April 1, 2010

Completed
1.2 years until next milestone

Results Posted

Study results publicly available

June 21, 2011

Completed
Last Updated

April 22, 2013

Status Verified

April 1, 2013

Enrollment Period

2.5 years

First QC Date

October 5, 2007

Results QC Date

April 13, 2011

Last Update Submit

April 15, 2013

Conditions

Outcome Measures

Primary Outcomes (1)

  • Percent Change From Baseline Lumbar Spine Bone Mineral Density (BMD) at Week 52 / Endpoint, ITT Population

    52 weeks / Endpoint

Secondary Outcomes (50)

  • Percent Change From Baseline Lumbar Spine BMD for Combined 35 mg Delayed-Release Weekly Treatment Group, Week 52 / Endpoint, ITT Population

    Week 52 / Endpoint

  • Percent Change From Baseline Lumbar Spine BMD, Week 26, ITT Population

    Week 26

  • Percent Change From Baseline Lumbar Spine BMD, Week 52, ITT Population

    Week 52

  • Percent Change From Baseline Lumbar Spine BMD at Week 104, ITT Population

    Week 104

  • Percent Change From Baseline Lumbar Spine BMD at Week 104 / Endpoint, ITT Population

    Week 104 / Endpoint

  • +45 more secondary outcomes

Study Arms (3)

5 mg Before Breakfast

ACTIVE COMPARATOR

5 mg / Immediate-release Risedronate (At Least 30 Minutes Before Breakfast)

Drug: risedronate

35 mg After Breakfast

EXPERIMENTAL

35 mg / Delayed-release Risedronate (Immediately Following Breakfast)

Drug: risedronate

35 mg Before Breakfast

EXPERIMENTAL

35 mg / Delayed-release Risedronate (At Least 30 Minutes Before Breakfast)

Drug: risedronate

Interventions

5 mg Immediate-release Risedronate Administered At Least 30 Minutes Before Breakfast Daily

Also known as: IRBB
5 mg Before Breakfast

Eligibility Criteria

Age50 Years+
Sexfemale
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Female: 50 years of age or older
  • \>5 years since last menses natural or surgical
  • have lumbar spine or total hip BMD more that 2.5 SD below the young adult mean, or have lumbar spine or total hip BMD more than 2.0 SD below the young adult female mean value and also have at least one prevalent vertebral body fracture

You may not qualify if:

  • history of uncontrolled hyperparathyroidism, hyperthyroidism, osteomalacia
  • BMI \>32 kg/m
  • use of medications within 3 months of starting study drug that impact bone metabolism such as glucocorticoids, estrogens, calcitonin, calcitriol, other bisphosphonates and parathyroid hormone
  • hypocalcemia or hypercalcemia of any cause
  • markedly abnormal clinical laboratory measurements that are assessed as clinically significant by the investigator

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (45)

Research Site

Birmingham, Alabama, United States

Location

Research Site

Oakland, California, United States

Location

Research Site

San Diego, California, United States

Location

Research Facility

Walnut Creek, California, United States

Location

Research Site

Walnut Creek, California, United States

Location

Research Site

Lakewood, Colorado, United States

Location

Research Site

Leesburg, Florida, United States

Location

Research Site

Melbourne, Florida, United States

Location

Research Site

South Miami, Florida, United States

Location

Research Site

Gainesville, Georgia, United States

Location

Research Site

Champaign, Illinois, United States

Location

Research Site

Chicago, Illinois, United States

Location

Research Site

Bethesda, Maryland, United States

Location

Research Site

Brockton, Massachusetts, United States

Location

Research Site

Omaha, Nebraska, United States

Location

Research Site

Las Vegas, Nevada, United States

Location

Research Site

Greenville, North Carolina, United States

Location

Research Site

Portland, Oregon, United States

Location

Research Site

Seattle, Washington, United States

Location

Research Site

Madison, Wisconsin, United States

Location

Research Site

Buenos Aires, Argentina

Location

Research Facility

Diepenbeek, Belgium

Location

Research Site

Ghent, Belgium

Location

Research Site

Leuven, Belgium

Location

Research Site

Hamilton, Ontario, Canada

Location

Research Site

Kitchener, Ontario, Canada

Location

Research Site

Newmarket, Ontario, Canada

Location

Research Site

Montreal, Quebec, Canada

Location

Research Site

Québec, Quebec, Canada

Location

Research Site

Saint-Eustache, Quebec, Canada

Location

Research Site

Saskatoon, Saskatchewan, Canada

Location

Research Site

Pärnu, Estonia

Location

Research Site

Tallinn, Estonia

Location

Research Site

Tartu, Estonia

Location

Research Site

Amiens, France

Location

Research Site

Lyon, France

Location

Research Site

Orléans, France

Location

Research Site

Vandœuvre-lès-Nancy, France

Location

Research Site

Balatonfüred, Hungary

Location

Research Site

Debrecen, Hungary

Location

Research Site

Eger, Hungary

Location

Research Site

Győr, Hungary

Location

Research Site

Koranyi Sandor, Hungary

Location

Research Site

Bialystok, Poland

Location

Research Site

Warsaw, Poland

Location

Related Publications (1)

  • McClung MR, Miller PD, Brown JP, Zanchetta J, Bolognese MA, Benhamou CL, Balske A, Burgio DE, Sarley J, McCullough LK, Recker RR. Efficacy and safety of a novel delayed-release risedronate 35 mg once-a-week tablet. Osteoporos Int. 2012 Jan;23(1):267-76. doi: 10.1007/s00198-011-1791-y. Epub 2011 Sep 27.

MeSH Terms

Conditions

Osteoporosis, Postmenopausal

Interventions

Risedronic Acid

Condition Hierarchy (Ancestors)

OsteoporosisBone Diseases, MetabolicBone DiseasesMusculoskeletal DiseasesMetabolic DiseasesNutritional and Metabolic Diseases

Intervention Hierarchy (Ancestors)

DiphosphonatesOrganophosphonatesOrganophosphorus CompoundsOrganic ChemicalsPyridinesHeterocyclic Compounds, 1-RingHeterocyclic Compounds

Results Point of Contact

Title
Grexan Wulff, Manager Regulatory Affairs
Organization
Warner Chilcott

Study Officials

  • Ana Balske, MD, PhD

    Procter and Gamble

    STUDY DIRECTOR

Publication Agreements

PI is Sponsor Employee
No
Restriction Type
OTHER
Restrictive Agreement
Yes

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
TRIPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

October 5, 2007

First Posted

October 10, 2007

Study Start

October 1, 2007

Primary Completion

April 1, 2010

Study Completion

April 1, 2010

Last Updated

April 22, 2013

Results First Posted

June 21, 2011

Record last verified: 2013-04

Locations