HIVPhase 4TROPNCT00939874
Switch From Tenofovir to Raltegravir for Low Bone Mineral Density
A Phase 4 study testing Raltegravir in people with HIV and Osteopenia, run by St Vincent's Hospital, Sydney at 4 sites in Australia.
Trial summary
The purpose of this study is to determine if low bone mineral density (a measurement of how thick and strong bones are) improves in adults with HIV infection who switch their HIV medication tenofovir to another HIV medication raltegravir. Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- HIV, Osteopenia, Osteoporosis
- What is being tested?
- Raltegravir
- Type of treatment
- Pill or oral medicine
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 52 participants
- Where
- 4 sitesAustralia
- Study dates
- Oct 2009to Apr 2014
- Phase
- Phase 4
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 years and older
- All sexes
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- provision of written, informed consent
- HIV-infected adults at least 18 years of age
- receiving stable ART including TDF and a r/PI for the previous 6 months
- no prior PI genotypic resistance or known replication of HIV in patients receiving a PI
- plasma HIV RNA < 50 copies/ml for at least the previous 3 months
- spine or neck of femur t-score ≤ -1.0 (i.e. WHO-defined osteopenia) measured by dual energy x-ray absorptiometry (DEXA)
Who cannot join
- participation in any other clinical trial (unless approved by the study PI)
- use of TDF for previously active chronic hepatitis B infection
- receiving or requiring therapy for low BMD (including prior fragility fracture)
- using oral corticosteroids or inhaled fluticasone
- virological failure on, or intolerance to, RAL
- contra-indication to RAL therapy (see appendix 2)
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- breast-feeding
- pregnancy
- secondary, endocrinological cause of low BMD:25-hydroxy vitamin D deficiency, hypogonadism: a)symptomatic b)asymptomatic defined by total testosterone > 25% below lower limit of reference range and/or luteinizing hormone > 2 x upper limit of normal (ULN),untreated hypothyroidism or hyperparathyroidism according to local reference ranges
Trial locations and contacts
4 sites in 1 country.
Australia4 sites
The Alfred Hospital
Melbourne, Victoria, 3004
East Sydney Doctors
Sydney, New South Wales, 2010
Holdsworth Medical Practice
Sydney, New South Wales, 2010
St Vincents Hospital
Sydney, New South Wales, 2010
About this study
The purpose of this study is to determine if low bone mineral density (a measurement of how thick and strong bones are) improves in adults with HIV infection who switch their HIV medication tenofovir to another HIV medication raltegravir.
Hypothesis:That Bone Mineral Density (BMD) will improve in osteopenic or osteoporotic patients switching from ART including tenofovir disoproxil fumarate (TDF) and a ritonavir-boosted protease inhibitor (r/PI) to ART including RAL+r/PI.
- Conditions
- HIV, Osteopenia, Osteoporosis, HIV Infections
- Being tested
- Raltegravir
- Keywords
- HIV+, Raltegravir, Tenofovir, osteopenia, osteoporosis, bone markers, treatment experienced
- Medical subject headings
- Bone Diseases, Metabolic, Osteoporosis, HIV Infections
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
RaltegravirDrug
Also called Isentress, MK-0518
Raltegravir tablet 400mg is taken orally, twice daily with or without food for 48 weeks.
| Study group | Role | What they receive |
|---|---|---|
| Raltegravir | Experimental | Not described Receives: Drug: Raltegravir |
What is being measured
The primary outcome is the main question the study is designed to answer.
Percent Change in Bone Mineral Density (BMD) of Lumbar Spine and Hips
Percent Change in Bone Mineral Density of Lumbar Spine and Hips from Baseline to Weeks 48 and 96
Measured: from Baseline to Weeks 48 and 96
Secondary outcomes (1)
Percentage of Participants With HIV Viral Load <50 Copies/mL
Plasma HIV viral load remained <50 copies/mL
Measured: from Baseline to Week 96
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted15 Jul 2009 (estimated)
- Study startOct 2009
- Primary completionJun 2012
- Study completionApr 2014
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Other trials for HIVStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 4
- Primary purpose
- Treatment
- Allocation
- Not applicable
- Intervention model
- Single group
- Masking
- None (open label)
- Enrolment
- 52 participants (actual)
Sponsor and investigators
- Lead sponsor
- St Vincent's Hospital, Sydney
- Sponsor type
- University, hospital or other
- Collaborators
- Merck Sharp & Dohme LLC, Holdsworth House Medical Practice, The Alfred
- Responsible party
- Principal investigator, Andrew Carr, St Vincent's Hospital, Sydney
- Investigators
- Andrew D Carr, Professor, Principal investigator, St Vincents Hospital
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT00939874
- Sponsor's protocol ID
- TROP
- Acronym
- TROP
- Status last verified
- May 2015
- First submitted
- 14 Jul 2009
- Last updated
- 12 Jun 2015
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- Yes
Study at a glance
From the registry record, last updated by the sponsor on 12 Jun 2015. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Switch From Tenofovir to Raltegravir for Low Bone Mineral Density
- ClinicalTrials.gov ID
- NCT00939874
- Acronym / sponsor ID
- TROP / TROP
- Conditions
- HIV, Osteopenia, Osteoporosis, HIV Infections
- Keywords
- HIV+, Raltegravir, Tenofovir, osteopenia, osteoporosis, bone markers, treatment experienced
- Phase
- Phase 4
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 52 participants (actual)
- Lead sponsor
- St Vincent's Hospital, SydneyUniversity, hospital or other
- Collaborators
- Merck Sharp & Dohme LLC, Holdsworth House Medical Practice, The Alfred
- Study start
- Oct 2009
- Primary completion
- Jun 2012 (actual)
- Study completion
- Apr 2014 (actual)
- First posted
- 15 Jul 2009 (estimated)
- Results
- Posted 12 Jun 2015
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
The purpose of this study is to determine if low bone mineral density (a measurement of how thick and strong bones are) improves in adults with HIV infection who switch their HIV medication tenofovir to another HIV medication raltegravir.
Hypothesis:That Bone Mineral Density (BMD) will improve in osteopenic or osteoporotic patients switching from ART including tenofovir disoproxil fumarate (TDF) and a ritonavir-boosted protease inhibitor (r/PI) to ART including RAL+r/PI.
Study design
- Primary purpose
- Treatment
- Allocation
- Not applicable
- Intervention model
- Single group
- Masking
- None (open label)
- Number of arms
- 1
| Arm | Type | Receives |
|---|---|---|
| Raltegravir | Experimental | Drug: Raltegravir |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (6 listed)
- provision of written, informed consent
- HIV-infected adults at least 18 years of age
- receiving stable ART including TDF and a r/PI for the previous 6 months
- no prior PI genotypic resistance or known replication of HIV in patients receiving a PI
- plasma HIV RNA < 50 copies/ml for at least the previous 3 months
Key exclusion criteria (9 listed)
- participation in any other clinical trial (unless approved by the study PI)
- use of TDF for previously active chronic hepatitis B infection
- receiving or requiring therapy for low BMD (including prior fragility fracture)
- using oral corticosteroids or inhaled fluticasone
- virological failure on, or intolerance to, RAL
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| RaltegravirAlso: Isentress, MK-0518Raltegravir tablet 400mg is taken orally, twice daily with or without food for 48 weeks. | Drug | Raltegravir |
Primary outcome
Percent Change in Bone Mineral Density (BMD) of Lumbar Spine and Hips
Time frame: from Baseline to Weeks 48 and 96
Percent Change in Bone Mineral Density of Lumbar Spine and Hips from Baseline to Weeks 48 and 96
1 secondary outcome
Percentage of Participants With HIV Viral Load <50 Copies/mL
Time frame: from Baseline to Week 96
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 12 Jun 2015.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Andrew D Carr, Professor principal investigator
St Vincents Hospital
4 sites in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 4 study testing Raltegravir in people with HIV and Osteopenia, run by St Vincent's Hospital, Sydney at 4 sites in Australia.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 6 inclusion and 9 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 12 Jun 2015. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 4 sites in Australia. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
Yes. Results are posted in the registry (first posted 12 Jun 2015). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Percent Change in Bone Mineral Density (BMD) of Lumbar Spine and Hips (time frame: from Baseline to Weeks 48 and 96). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 12 Jun 2015.