HIV-1 InfectionPhase 2NCT01403051
High Dose Vitamin D and Calcium for Bone Health in Individuals Initiating HAART
A Phase 2 study testing EFV/FTC/TDF, Calcium Carbonate and Vitamin D3 in people with HIV-1 Infection, run by Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections at 39 sites in 2 countries.
Trial summary
This study was done with people who were infected with HIV and needed to start treatment for their HIV disease. The purpose of this study is to see if taking vitamin D and calcium will help prevent the bone loss that sometimes happens when people start HIV treatment. Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- HIV-1 Infection
- What is being tested?
- EFV/FTC/TDF, Calcium Carbonate and Vitamin D3
- Type of treatment
- Pill or oral medicine
- Could I receive a placebo?
- Yes, some participants may receive a placebo
- How many people
- 167 participants
- Where
- 39 sitesin 2 countries
- Study dates
- Sep 2011to Feb 2013
- Phase
- Phase 2
- 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
- HIV-1 infection
- No evidence of any exclusionary resistance mutations based on results from any genotype assay from any laboratory that has a CLIA (Clinical Laboratory Improvement Amendments) certification or its equivalent. Results must be available from testing any time in the past or must be obtained prior to entry and reviewed by the site investigator.
- ARV drug-naïve (<=10 days of ART at any time prior to entry) and no ARV drugs taken within the past 30 days.
- CD4+ cell count of any value obtained within 90 days prior to study entry at any laboratory that has a CLIA certification or its equivalent.
- HIV-1 RNA >1000 copies/mL obtained within 90 days prior to study entry at any laboratory that has a CLIA certification or its equivalent.
- Certain laboratory values obtained within 30 days prior to entry (as indicated in section 4.1.6 of the protocol.
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- Serum calcium < 10.5 mg/dL within 30 days prior to entry.
- For women of reproductive potential, negative serum or urine pregnancy test within 48 hours prior to initiating study medications.
- Subjects must refrain from participating in a conception process (i.e., active attempt to become pregnant or to impregnate, sperm donation, in vitro fertilization) and if participating in sexual activity that could lead to pregnancy, the subject/partner must use at least two of the reliable forms of contraceptive listed in section 4.1.9 of the protocol.
- 25-OH vitamin D >=10 ng/mL and <75 ng/mL.
- Ability and willingness of subject or legally authorized representative to provide informed consent.
Who cannot join
- Current or prior use of bisphosphonate therapy.
- Use of vitamin D supplements greater than 800 IU/day within 30 days prior to entry.
- Use of calcium supplements greater than 500 mg/day within 30 days prior to entry.
- Known allergy/sensitivity or any hypersensitivity to components of study drugs or their formulations.
- Any oral, intravenous, or inhaled steroids within the 30 days prior to enrollment(intranasal steroid use is allowed).
- Use of androgenic hormones or growth hormones.
Show all 17Show fewer
- Receipt of systemic cytotoxic chemotherapy within 30 days prior to entry.
- Pregnancy or currently breastfeeding.
- Documentation of acute opportunistic infections within 30 days prior to entry.
- Serious illness requiring systemic treatment and/or hospitalization until subject either completes therapy or is clinically stable on therapy, in the opinion of the site investigator, for at least 7 days prior to entry.
- Weight >300 lbs (exceeds weight limit of DXA scanners).
- History of nephrolithiasis (kidney stones).
- History of osteoporosis (as documented by DXA scan) or fragility fracture.
- Clinically active thyroid disease (use of thyroid hormone replacement therapy permitted but TSH must be in normal range).
- Current imprisonment or involuntary incarceration in a medical facility for psychiatric illness.
- Active drug or alcohol use or dependence that, in the opinion of the site investigator, would interfere with adherence to study requirements.
- Any condition that, in the opinion of the site investigator, would compromise the subject's ability to participate in the study.
Trial locations and contacts
39 sites in 2 countries.
39 sites in 2 countries
United States38 sites
The Ponce de Leon Ctr. CRS (5802)
Atlanta, Georgia, 30308
University of Colorado Hospital CRS (6101)
Aurora, Colorado, 80045
IHV Baltimore Treatment CRS (4651)
Baltimore, Maryland, 21201
Alabama Therapeutics CRS (5801)
Birmingham, Alabama, 35294
Massachusetts General Hospital ACTG CRS (101)
Boston, Massachusetts, 02114
Brigham and Women's Hosp. ACTG CRS (107)
Boston, Massachusetts, 02115
Beth Israel Deaconess Med. Ctr., ACTG CRS (103)
Boston, Massachusetts, 02215
Unc Aids Crs (3201)
Chapel Hill, North Carolina, 27514
Northwestern University CRS (2701)
Chicago, Illinois, 60611
Rush University Medical Center (2702)
Chicago, Illinois, 60612
Univ. of Cincinnati CRS (2401)
Cincinnati, Ohio, 45267
Case CRS (2501)
Cleveland, Ohio, 44106
MetroHealth CRS (2503)
Cleveland, Ohio, 44109
The Ohio State Univ. AIDS CRS (2301)
Columbus, Ohio, 43210
Trinity Health and Wellness Center CRS (31443)
Dallas, Texas, 75208
Duke University Medical Center Adult CRS (1601)
Durham, North Carolina, 27710
Regional Center for Infectious Disease, Wendover Medical Center CRS (3203)
Greensboro, North Carolina, 27401
Houston AIDS Research Team CRS (31473)
Houston, Texas, 77030
Usc Crs (1201)
Los Angeles, California, 90033
UCLA CARE Center CRS (601)
Los Angeles, California, 90095
Vanderbilt Therapeutics CRS (3652)
Nashville, Tennessee, 37232
Cornell CRS (7804)
New York, New York, 10011
NY Univ. HIV/AIDS CRS (401)
New York, New York, 10016
HIV Prevention & Treatment CRS (30329)
New York, New York, 10032
New Jersey Medical School-Adult Clinical Research Ctr. CRS (31477)
Newark, New Jersey, 07103
Stanford CRS (501)
Palo Alto, California, 94304
Hosp. of the Univ. of Pennsylvania CRS (6201)
Philadelphia, Pennsylvania, 19104
Pittsburgh CRS (1001)
Pittsburgh, Pennsylvania, 15213
The Miriam Hosp. ACTG CRS (2951)
Providence, Rhode Island, 02906
AIDS Care CRS (1108)
Rochester, New York, 14642
University of Rochester ACTG CRS (1101)
Rochester, New York, 14642
Ucsd, Avrc Crs (701)
San Diego, California, 92103
Ucsf Aids Crs (801)
San Francisco, California, 94110
University of Washington AIDS CRS (1401)
Seattle, Washington, 98104
Washington University CRS (2101)
St Louis, Missouri, 63110
Bronx-Lebanon Hosp. Ctr. CRS (31469)
The Bronx, New York, 10457
Harbor-UCLA Med. Ctr. CRS (603)
Torrance, California, 90502
Georgetown University CRS (GU CRS) (1008)
Washington D.C., District of Columbia, 20007
About this study
Official title: A Prospective, Randomized, Double-Blind Phase II Trial of High-Dose Vitamin D and Calcium for Bone Health in HIV-Infected Individuals Initiating Highly Active Antiretroviral Therapy (HAART)
This study was done with people who were infected with HIV and needed to start treatment for their HIV disease. The purpose of this study is to see if taking vitamin D and calcium will help prevent the bone loss that sometimes happens when people start HIV treatment. For this study, the following HIV treatment (or HAART) were provided in the form of a single tablet that contains three different drugs: efavirenz/emtricitabine/tenofovir (EFV/FTC/TDF). These drugs are approved by the FDA to treat HIV infection. The HIV treatment provided is common for people who are taking HIV drugs for the first time. The risks seen with this HIV treatment are the same that you would encounter when taking these drugs outside of the study. The lists of risks of this HIV treatment are included in this document because the drugs are provided by the study, not because the drugs are being tested. The purpose of the study is only to look at the impact of high doses of vitamin D and calcium in preventing bone loss. There are no study objectives related to HIV treatment (EFV/FTC/TDF).
- Conditions
- HIV-1 Infection
- Being tested
- EFV/FTC/TDF, Calcium Carbonate, Vitamin D3, Placebo for calcium carbonate, Placebo for vitamin D3
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
EFV/FTC/TDFDrug
Also called Atripla
FDC efavirenz/emtricitabine/tenofovir disoproxil fumarate (Atripla) 600 mg/200 mg/ 300 mg tablet taken orally once daily at bedtime on an empty stomach.
Calcium CarbonateDrug
Calcium carbonate 500 mg tablet taken orally twice daily with food for 48 weeks.
Vitamin D3Drug
One Vitamin D3 4000 IU capsule taken orally once daily with food for 48 weeks.
Placebo for calcium carbonateDrug
A placebo for calcium carbonate twice daily taken orally as one x 0 mg tablets with food for 48 weeks
Placebo for vitamin D3Drug
A placebo for vitamin D3 once daily taken orally as one capsule with food for 48 weeks.
| Study group | Role | What they receive |
|---|---|---|
| Arm A: EFV/FTC/TDF plus vitamin D3 and calcium carbonate | Experimental | Participants were administered FDC efavirenz/emtricitabine/tenofovir disoproxil fumarate (Atripla), calcium carbonate and vitamin D3 4000 IU. Receives: Drug: EFV/FTC/TDF; Drug: Calcium Carbonate; Drug: Vitamin D3 |
| Arm B: EFV/FTC/TDF plus vitamin D placebo and calcium placebo | Experimental | Participants were administered FDC efavirenz/emtricitabine/tenofovir disoproxil fumarate (Atripla), a placebo for calcium carbonate, and a placebo for vitamin D3. Receives: Drug: EFV/FTC/TDF; Drug: Placebo for calcium carbonate; Drug: Placebo for vitamin D3 |
What is being measured
The primary outcome is the main question the study is designed to answer.
The Percent Change From Baseline in Bone Mineral Density (BMD) at Total Hip
The efficacy endpoint is the percent change from baseline to week 48 in bone mineral density (BMD) at total hip (as measured by DXA scan)
Measured: Weeks 0 and 48
Secondary outcomes (13)
The Percent Change From Baseline in Bone Mineral Density (BMD) at Spine
The percent change from baseline to week 48 in bone mineral density (BMD) at spine as measured by DXA scan
Measured: Weeks 0 and 48
Number of Participants With Primary Adverse Events
Primary adverse events include all SAEs defined according to ICH guidelines and targeted protocol events, which include all diagnoses of hypercalcemia, hypophoatemia, and nephrolithiasis as well as signs and symptoms grade 2 or higher that may be associated with hypercalcemia and all laboratory toxicities grade 2 or higher defined by the 2004 DAIDS grading table
Measured: From first study treatment to week 48
The Change in Total 25-OH Vitamin D Level From Baseline to Weeks 24 and 48
Changes in total 25-OH vitamin D from baseline to weeks 24 and 48 ( [week 24-baseline] and [week 48 - baseline], respectively).
Total 25-OH vitamin D is the sum of vitamin 25-OH D2 and D3 levels. All 25-OH vitamin D2 or D3 values below the lower limit of 1.25 ng/mL were imputed to 0 ng/mL
Measured: Weeks 0, 24, and 48
The Changes From Baseline in IL-6 to Weeks 24 and 48
Interleukin 6 (IL-6) changes from baseline to weeks 24 and 48 ( [week 24-baseline] and [week 48 - baseline], respectively).
Measured: Weeks 0, 24 and 48
The Changes From Baseline in sCD14 to Weeks 24 and 48
Soluble cluster of differentiation 14 (sCD14) changes from baseline to weeks 24 and 48 ( [week 24-baseline] and [week 48 - baseline], respectively).
Measured: Weeks 0, 24 and 48
The Changes From Baseline in P1NP to Weeks 24 and 48
P1NP (marker of bone formation) changes from baseline to weeks 24 and 48 ( [week 24-baseline] and [week 48 - baseline], respectively).
Measured: Weeks 0, 24 and 48
The Changes From Baseline in CTX to Weeks 24 and 48
CTX (marker of bone resorption) changes from baseline to weeks 24 and 48 ( [week 24-baseline] and [week 48 - baseline], respectively).
Measured: Weeks 0, 24 and 48
The Changes From Baseline in HOMA-IR to Weeks 24 and 48
Homeostatic model assessment insulin resistance (HOMA-IR) changes from baseline to weeks 24 and 48 ( [week 24-baseline] and [week 48 - baseline], respectively).
Measured: Weeks 0, 24 and 48
The Changes From Baseline in Fasting Total Cholesterol to Weeks 24 and 48
Fasting total cholesterol changes from baseline to weeks 24 and 48 ( [week 24-baseline] and [week 48 - baseline], respectively).
Measured: Weeks 0, 24 and 48
The Changes From Baseline in Fasting LDL to Weeks 24 and 48
Fasting LDL cholesterol changes from baseline to weeks 24 and 48 ( [week 24-baseline] and [week 48 - baseline], respectively).
Measured: Weeks 0, 24 and 48
The Changes From Baseline in Urinary Phosphate Excretion to Weeks 24 and 48
Fractional excretion of phosphate changes from baseline to weeks 24 and 48 ( [week 24-baseline] and [week 48 - baseline], respectively).
Fractional Excretion of Phosphate (in %) is defined as:
[Urine Phosphate x Serum Creatinine] / [Urine Creatinine x Serum Phosphate] x 100%
Measured: Weeks 0, 24 and 48
The Changes From Baseline in CD4 to Weeks 4, 12, 24 and 48
Total CD4 count changes from baseline to weeks 4, 12, 24 and 48 [week 4/12/24/48 - baseline].
Measured: Weeks 0, 4, 12, 24 and 48
The Changes From Baseline in iPTH to Weeks 24 and 48
iPTH (Parathyroid Hormone, intact) changes from baseline to weeks 24 and 48 ( [week 24-baseline] and [week 48 - baseline], respectively).
Measured: Weeks 0, 24 and 48
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted27 Jul 2011 (estimated)
- Study startSep 2011
- Primary completionFeb 2013
- Study completionFeb 2013
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.
- Publications (3)Papers the sponsor has linked to this study.
- Other trials for HIV-1 InfectionStudies 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 2
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Double blind
- Who is masked
- Participant, Investigator
- Enrolment
- 167 participants (actual)
Sponsor and investigators
- Lead sponsor
- Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections
- Sponsor type
- Research network
- Responsible party
- Sponsor
- Investigators
- Edgar (Turner) Overton, MD, Study chair, Alabama Therapeutics CRSMichael T Yin, MD, MS, Study chair, HIV Prevention & Treatment CRS
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT01403051
- Sponsor's protocol ID
- ACTG A5280
- Other IDs
- 1U01AI068636
- Status last verified
- Sep 2018
- First submitted
- 25 Jul 2011
- Last updated
- 12 Oct 2018
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- Yes
Publications
Yin MT, Chan ES, Brown TT, Kinslow J, Martinson J, Landay A, Melbourne KM, Ribaudo HJ, Overton ET; A5280 Study Team. Vitamin D does not modulate immune-mediated bone loss during ART initiation. Antivir Ther. 2019;24(5):355-362. doi: 10.3851/IMP3316.
PubMed 31085814Yin MT, Chan ES, Brown TT, Tebas P, McComsey GA, Melbourne KM, Napoli A, Hardin WR, Ribaudo HJ, Overton ET; A5280 Study Team. Racial differences in calculated bioavailable vitamin D with vitamin D/calcium supplementation. AIDS. 2017 Nov 13;31(17):2337-2344. doi: 10.1097/QAD.0000000000001621.
PubMed 28832406Overton ET, Chan ES, Brown TT, Tebas P, McComsey GA, Melbourne KM, Napoli A, Hardin WR, Ribaudo HJ, Yin MT. Vitamin D and Calcium Attenuate Bone Loss With Antiretroviral Therapy Initiation: A Randomized Trial. Ann Intern Med. 2015 Jun 16;162(12):815-24. doi: 10.7326/M14-1409.
PubMed 26075752
Study at a glance
From the registry record, last updated by the sponsor on 12 Oct 2018. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Prospective, Randomized, Double-Blind Phase II Trial of High-Dose Vitamin D and Calcium for Bone Health in HIV-Infected Individuals Initiating Highly Active Antiretroviral Therapy (HAART)
- ClinicalTrials.gov ID
- NCT01403051
- Acronym / sponsor ID
- ACTG A5280
- Conditions
- HIV-1 Infection
- Phase
- Phase 2
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 167 participants (actual)
- Lead sponsor
- Advancing Clinical Therapeutics Globally for HIV/AIDS and Other InfectionsResearch network
- Collaborators
- National Institute of Allergy and Infectious Diseases (NIAID)
- Study start
- Sep 2011
- Primary completion
- Feb 2013 (actual)
- Study completion
- Feb 2013 (actual)
- First posted
- 27 Jul 2011 (estimated)
- Results
- Posted 19 Mar 2014
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This study was done with people who were infected with HIV and needed to start treatment for their HIV disease. The purpose of this study is to see if taking vitamin D and calcium will help prevent the bone loss that sometimes happens when people start HIV treatment. For this study, the following HIV treatment (or HAART) were provided in the form of a single tablet that contains three different drugs: efavirenz/emtricitabine/tenofovir (EFV/FTC/TDF). These drugs are approved by the FDA to treat HIV infection. The HIV treatment provided is common for people who are taking HIV drugs for the first time. The risks seen with this HIV treatment are the same that you would encounter when taking these drugs outside of the study. The lists of risks of this HIV treatment are included in this document because the drugs are provided by the study, not because the drugs are being tested. The purpose of the study is only to look at the impact of high doses of vitamin D and calcium in preventing bone loss. There are no study objectives related to HIV treatment (EFV/FTC/TDF).
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Double blind (participant, investigator)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Arm A: EFV/FTC/TDF plus vitamin D3 and calcium carbonate | Experimental | Drug: EFV/FTC/TDF, Drug: Calcium Carbonate, Drug: Vitamin D3Participants were administered FDC efavirenz/emtricitabine/tenofovir disoproxil fumarate (Atripla), calcium carbonate and vitamin D3 4000 IU. |
| Arm B: EFV/FTC/TDF plus vitamin D placebo and calcium placebo | Experimental | Drug: EFV/FTC/TDF, Drug: Placebo for calcium carbonate, Drug: Placebo for vitamin D3Participants were administered FDC efavirenz/emtricitabine/tenofovir disoproxil fumarate (Atripla), a placebo for calcium carbonate, and a placebo for vitamin D3. |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (11 listed)
- HIV-1 infection
- No evidence of any exclusionary resistance mutations based on results from any genotype assay from any laboratory that has a CLIA (Clinical Laboratory Improvement Amendments) certification or its equivalent. Results must be available from testing any time in the past or must be obtained prior to entry and reviewed by the site investigator.
- ARV drug-naïve (<=10 days of ART at any time prior to entry) and no ARV drugs taken within the past 30 days.
- CD4+ cell count of any value obtained within 90 days prior to study entry at any laboratory that has a CLIA certification or its equivalent.
- HIV-1 RNA >1000 copies/mL obtained within 90 days prior to study entry at any laboratory that has a CLIA certification or its equivalent.
Key exclusion criteria (17 listed)
- Current or prior use of bisphosphonate therapy.
- Use of vitamin D supplements greater than 800 IU/day within 30 days prior to entry.
- Use of calcium supplements greater than 500 mg/day within 30 days prior to entry.
- Known allergy/sensitivity or any hypersensitivity to components of study drugs or their formulations.
- Any oral, intravenous, or inhaled steroids within the 30 days prior to enrollment(intranasal steroid use is allowed).
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 |
|---|---|---|
| EFV/FTC/TDFAlso: AtriplaFDC efavirenz/emtricitabine/tenofovir disoproxil fumarate (Atripla) 600 mg/200 mg/ 300 mg tablet taken orally once daily at bedtime on an empty stomach. | Drug | Arm A: EFV/FTC/TDF plus vitamin D3 and calcium carbonate, Arm B: EFV/FTC/TDF plus vitamin D placebo and calcium placebo |
| Calcium CarbonateCalcium carbonate 500 mg tablet taken orally twice daily with food for 48 weeks. | Drug | Arm A: EFV/FTC/TDF plus vitamin D3 and calcium carbonate |
| Vitamin D3One Vitamin D3 4000 IU capsule taken orally once daily with food for 48 weeks. | Drug | Arm A: EFV/FTC/TDF plus vitamin D3 and calcium carbonate |
| Placebo for calcium carbonateA placebo for calcium carbonate twice daily taken orally as one x 0 mg tablets with food for 48 weeks | Drug | Arm B: EFV/FTC/TDF plus vitamin D placebo and calcium placebo |
| Placebo for vitamin D3A placebo for vitamin D3 once daily taken orally as one capsule with food for 48 weeks. | Drug | Arm B: EFV/FTC/TDF plus vitamin D placebo and calcium placebo |
Primary outcome
The Percent Change From Baseline in Bone Mineral Density (BMD) at Total Hip
Time frame: Weeks 0 and 48
The efficacy endpoint is the percent change from baseline to week 48 in bone mineral density (BMD) at total hip (as measured by DXA scan)
13 secondary outcomes
The Percent Change From Baseline in Bone Mineral Density (BMD) at Spine
Time frame: Weeks 0 and 48
Number of Participants With Primary Adverse Events
Time frame: From first study treatment to week 48
The Change in Total 25-OH Vitamin D Level From Baseline to Weeks 24 and 48
Time frame: Weeks 0, 24, and 48
The Changes From Baseline in IL-6 to Weeks 24 and 48
Time frame: Weeks 0, 24 and 48
The Changes From Baseline in sCD14 to Weeks 24 and 48
Time frame: Weeks 0, 24 and 48
The Changes From Baseline in P1NP to Weeks 24 and 48
Time frame: Weeks 0, 24 and 48
The Changes From Baseline in CTX to Weeks 24 and 48
Time frame: Weeks 0, 24 and 48
The Changes From Baseline in HOMA-IR to Weeks 24 and 48
Time frame: Weeks 0, 24 and 48
The Changes From Baseline in Fasting Total Cholesterol to Weeks 24 and 48
Time frame: Weeks 0, 24 and 48
The Changes From Baseline in Fasting LDL to Weeks 24 and 48
Time frame: Weeks 0, 24 and 48
The Changes From Baseline in Urinary Phosphate Excretion to Weeks 24 and 48
Time frame: Weeks 0, 24 and 48
The Changes From Baseline in CD4 to Weeks 4, 12, 24 and 48
Time frame: Weeks 0, 4, 12, 24 and 48
The Changes From Baseline in iPTH to Weeks 24 and 48
Time frame: Weeks 0, 24 and 48
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 12 Oct 2018.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
- Derived from this study: PubMed 31085814Yin MT, Chan ES, Brown TT, Kinslow J, Martinson J, Landay A, Melbourne KM, Ribaudo HJ, Overton ET; A5280 Study Team. Vitamin D does not modulate immune-mediated bone loss during ART initiation. Antivir Ther. 2019;24(5):355-362. doi: 10.3851/IMP3316.
- Derived from this study: PubMed 28832406Yin MT, Chan ES, Brown TT, Tebas P, McComsey GA, Melbourne KM, Napoli A, Hardin WR, Ribaudo HJ, Overton ET; A5280 Study Team. Racial differences in calculated bioavailable vitamin D with vitamin D/calcium supplementation. AIDS. 2017 Nov 13;31(17):2337-2344. doi: 10.1097/QAD.0000000000001621.
- Derived from this study: PubMed 26075752Overton ET, Chan ES, Brown TT, Tebas P, McComsey GA, Melbourne KM, Napoli A, Hardin WR, Ribaudo HJ, Yin MT. Vitamin D and Calcium Attenuate Bone Loss With Antiretroviral Therapy Initiation: A Randomized Trial. Ann Intern Med. 2015 Jun 16;162(12):815-24. doi: 10.7326/M14-1409.
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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.
Edgar (Turner) Overton, MD study chair
Alabama Therapeutics CRS
Michael T Yin, MD, MS study chair
HIV Prevention & Treatment CRS
39 sites in 2 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 2 study testing EFV/FTC/TDF, Calcium Carbonate and Vitamin D3 in people with HIV-1 Infection, run by Advancing Clinical Therapeutics Globally for HIV/AIDS and Other Infections at 39 sites in 2 countries.
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 11 inclusion and 17 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 Oct 2018. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 39 sites in United States, Puerto Rico. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.
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 19 Mar 2014). 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?
The Percent Change From Baseline in Bone Mineral Density (BMD) at Total Hip (time frame: Weeks 0 and 48). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT01403051, which also lists 3 linked publications.
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 Oct 2018.