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Completed Phase 1 Interventional Accepts healthy volunteers

To Estimate Relative Bioavailability of 5 Formulations of Ronacaleret Given to Healthy Postmenopausal Females

ClinicalTrials.gov ID: NCT00651534

Public ClinicalTrials.gov record NCT00651534. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 3, 2026, 5:40 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

An Open-label, Randomized, Five Period Crossover Study to Estimate the Relative Bioavailability of Five Formulations of 400 mg Ronacaleret (a Calcium-sensing Receptor Antagonist) Administered as a Single Oral Dose to Healthy Postmenopausal Females.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This study will examine the effects of formulation on the relative bioavailability of SB-751689 (400 mg) administered to healthy postmenopausal women. Subjects will receive a single oral dose of each formulation, with five formulations of SB-751689 tested in total. Blood samples will be taken up to 24 hours postdose after each dose administration. This study will provide information for future possible formulation development of SB-751689 for Phase III.

Study identification

NCT ID
NCT00651534
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
GlaxoSmithKline
Industry
Enrollment
32 participants

Conditions and interventions

Conditions

Interventions

Drug

Eligibility (public fields only)

Age range
Not listed
Sex
Female
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jan 31, 2008
Primary completion
Not listed
Completion
Not listed
Last update posted
May 1, 2016

Started 2008

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
GSK Investigational Site Port Orange Florida 32127

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00651534, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted May 1, 2016 · Synced Sep 3, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00651534 live on ClinicalTrials.gov.

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