NCT00717145

Brief Summary

Randomized, open-label, multi-center, 4-treatment, 4-period crossover study. The study will consist of a screening visit, study center admission (preceding Treatment Periods 1, 2, 3, and 4), 4 treatment periods (4 days each), 3 washout periods (14 to 17 days in duration separating each treatment period), and exit procedures.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
94

participants targeted

Target at P75+ for phase_1

Timeline
Completed

Started Jul 2008

Shorter than P25 for phase_1

Geographic Reach
1 country

3 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

July 1, 2008

Completed
14 days until next milestone

First Submitted

Initial submission to the registry

July 15, 2008

Completed
1 day until next milestone

First Posted

Study publicly available on registry

July 16, 2008

Completed
2 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

September 1, 2008

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

September 1, 2008

Completed
Last Updated

October 12, 2011

Status Verified

October 1, 2011

Enrollment Period

2 months

First QC Date

July 15, 2008

Last Update Submit

October 7, 2011

Conditions

Keywords

bioequivalence

Outcome Measures

Primary Outcomes (1)

  • Assess the relative bioavailability of the risedronate 20 mg DR tablet administered immediately after a high-fat meal compared to the risedronate 35 mg IR tablet administered 30 minutes prior to a high-fat meal.

    4 Days

Study Arms (4)

1

EXPERIMENTAL

One risedronate 20 mg DR tablet taken following an overnight fast, followed by a 4-hour fast.

Drug: risedronate

2

EXPERIMENTAL

One risedronate 20 mg DR tablet taken following an overnight fast, within 5 minutes after ingesting a high-fat meal; no additional food will be allowed for at least 4 hours post-dose.

Drug: risedronate

3

EXPERIMENTAL

One risedronate 35 mg DR tablet taken following an overnight fast, within 5 minutes after ingesting a high-fat meal; no additional food will be allowed for at least 4 hours post-dose.

Drug: risedronate

4

EXPERIMENTAL

One risedronate 35 mg IR tablet taken following an overnight fast, 30 minutes before ingesting a high-fat meal; no additional food will be allowed for at least 4 hours post-dose.

Drug: risedronate

Interventions

one risedronate 20 mg DR tablet

1

Eligibility Criteria

Age40 Years - 70 Years
Sexfemale
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • non-lactating and either surgically sterile or postmenopausal:
  • body mass index less than or equal to 32 kg/m2 at screening

You may not qualify if:

  • No use of a bisphosphonate within 1 month
  • no history of GI disease
  • no use of any medications within 7-14 days prior to scheduled dosing day

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (3)

Research Site

Gainesville, Florida, United States

Location

Research site

Miramar, Florida, United States

Location

Research Site

Austin, Texas, United States

Location

MeSH Terms

Interventions

Risedronic Acid

Intervention Hierarchy (Ancestors)

DiphosphonatesOrganophosphonatesOrganophosphorus CompoundsOrganic ChemicalsPyridinesHeterocyclic Compounds, 1-RingHeterocyclic Compounds

Study Design

Study Type
interventional
Phase
phase 1
Allocation
RANDOMIZED
Masking
NONE
Intervention Model
CROSSOVER
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

July 15, 2008

First Posted

July 16, 2008

Study Start

July 1, 2008

Primary Completion

September 1, 2008

Study Completion

September 1, 2008

Last Updated

October 12, 2011

Record last verified: 2011-10

Locations