Safety Study of Maraviroc's Effect on Human Osteoclasts (MVC-Bone)

September 24, 2014 updated by: National Center for Global Health and Medicine, Japan
This study is to investigate the safety of maraviroc by examining whether there is bone metabolism dysfunction in actual use of maraviroc in human body, or not, measuring bone mineral density and markers for bone formation, desorption and chemokine.

Study Overview

Status

Completed

Conditions

Intervention / Treatment

Detailed Description

An observational study to investigate the safety of maraviroc by examining whether there is bone metabolism dysfunction in actual use of maraviroc in human body, or not, measuring bone mineral density and markers for bone formation, desorption and chemokine.

Study Type

Observational

Enrollment (Actual)

16

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

  • Japan
    • Tokyo
      • Shinjuku, Tokyo, Japan, 1628655
        • National Center for Global Health and Medicine

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

20 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

All

Sampling Method

Non-Probability Sample

Study Population

Treatment group: primary care clinic, Non-treatment group: primary care clinic and community sample

Description

Inclusion Criteria: Outpatients or inpatients that are treated for HIV infection at AIDS Clinical Center of National Center for Global Health and Medicine who meet all criteria following:

  • Those whose primary care physician acknowledged the necessity of maraviroc treatment due to multi-resistance HIV strain that is confirmed to have CCR5 tropism.
  • Those who are willing and able to consent to this study
  • 20 years old or older

Exclusion Criteria: Cases applicable to ANY condition of the following:

  • Those who are not suited for maraviroc (whose HIV strain to be CXCR4 tropism)
  • Others who the principle investigator physician considered to be excluded

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

Cohorts and Interventions

Group / Cohort
Intervention / Treatment
Maraviroc
Those whose take maraviroc as a part of their HIV treatment
Drug: Maraviroc
Maraviroc, 300mg BID for 72 weeks, except for cases with Efavirenz or Etravirine, 600mg BID for 72 weeks
Other Names:
  • Selzentry, or Celsentri
No maraviroc
Those who do not take maraviroc

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Evaluation of maraviroc's effect to bone metabolism and bone mineral density
Time Frame: 78 weeks

Follow up HIV infected patients who take maraviroc for their bone mineral density by DEXA and for following blood/urine markers of bone metabolism and chemokine for 72 weeks:

  • Bone and chemokine markers (DPD, NTX, CTX, TRACP, BAP, osteocalcin, MIP-1alpha, MIP-1beta and RANTES)
  • Dual-energy X-ray absorptiometry
78 weeks

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Duration of the treatment efficacy
Time Frame: 72 weeks

Evaluate overall HIV management status over time with:

  • Other infections: HBV, HCV, RPR, TPHA
  • HIV treatment markers: CD4, CD8, CD4/CD8, HIV-RNA
  • HAART regimens and start dates
  • Other medications: antibiotics, anticoagulants, antiplatelets, NSAID, steroids
  • Past medical history
  • HIV risk behaviors, age, sex
72 weeks

Collaborators and Investigators

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

Sponsor

National Center for Global Health and Medicine, Japan

Investigators

  • Principal Investigator: Kenji Yamamoto, MD PhD, Vice Director-General of Research Institute

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

November 1, 2009

Primary Completion (Actual)

March 1, 2013

Study Completion (Actual)

March 1, 2014

Study Registration Dates

First Submitted

September 2, 2011

First Submitted That Met QC Criteria

September 2, 2011

First Posted (Estimate)

September 5, 2011

Study Record Updates

Last Update Posted (Estimate)

September 25, 2014

Last Update Submitted That Met QC Criteria

September 24, 2014

Last Verified

September 1, 2014

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • FWA00005823-MVCBone2009
  • UMIN000006266 (Other Identifier: University hospital Medical Information Network (UMIN))

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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