HIV InfectionsPhase 4NCT02519777
Integrase and Maraviroc Intensification in Neurocognitive Dysfunction (InMIND)
A Phase 4 study testing Dolutegravir (DTG) and Maraviroc (MVC) in people with HIV Infections, run by National Institute of Allergy and Infectious Diseases (NIAID) at 30 sites in 5 countries.
Trial summary
People infected with HIV often have cognitive dysfunction even if they are on antiretroviral therapy (ART) and have undetectable viral loads. The study evaluated if the addition of maraviroc (MVC) and dolutegravir (DTG) (which are two antiretroviral [ARV] medications) to participants' existing ART regimens improved… Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- HIV Infections
- What is being tested?
- Dolutegravir (DTG) and Maraviroc (MVC)
- Type of treatment
- Pill or oral medicine
- Could I receive a placebo?
- Yes, some participants may receive a placebo
- How many people
- 191 participants
- Where
- 30 sitesin 5 countries
- Study dates
- 21 Apr 2016to 5 Jan 2021
- 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
- HIV-1 infection, documented by:
- a licensed rapid HIV test or HIV enzyme or chemiluminescence immunoassay (E/CIA) test kit at any time prior to study entry and confirmed by a licensed Western blot or a second antibody test by a method other than the initial rapid HIV and/or E/CIA, or by HIV-1 antigen or plasma HIV-1 RNA viral load. NOTE: The term "licensed" refers to a United States Food and Drug Administration (FDA)-approved kit, which is required for all IND studies, or for sites located in countries other than the United States, a kit that has been certified or licensed by an oversight body within that country and validated internally. Non-US sites are encouraged to use US FDA-approved methods for IND studies. WHO (World Health Organization) and CDC (Centers for Disease Control and Prevention) guidelines mandate that confirmation of the initial test result must use a test that is different from the one used for the initial assessment. A reactive initial rapid test should be confirmed by either another type of rapid assay or an E/CIA that is based on a different antigen preparation and/or different test principle (eg, indirect versus competitive), or a Western blot or a plasma HIV-1 RNA. OR
- Documentation of HIV diagnosis in the medical record by a healthcare provider.
- On current ART for at least 6 months prior to study entry with no interruption in treatment of greater than or equal to 7 consecutive days. Note: The following ART changes are allowed:
- Tenofovir disoproxil fumarate (TDF) to tenofovir alafenamide fumarate (TAF)/TAF-containing fixed-dose combination regimens
- Ritonavir (RTV) to cobicistat (COBI)/COBI-containing fixed-dose combination regimens
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- No plans to change ART while on study. Note: The following planned ART changes are allowed:
- TDF to TAF/TAF-containing fixed-dose combination regimens
- RTV to COBI/COBI-containing fixed-dose combination regimens
- HIV-1 plasma RNA less than 50 copies/mL obtained within 90 days prior to study entry by any FDA-approved assay at any United States laboratory that has a Clinical Laboratory Improvement Amendments (CLIA) certification or its equivalent, or at any network-approved non-US laboratory that operates in accordance with Good Clinical Laboratory Practices (GCLP) and participates in appropriate external quality assurance programs.
- No more than one HIV-1 plasma RNA greater than or equal to 50 and less than 200 copies/mL (only one "blip") in the past 6 months with a subsequent HIV-1 plasma RNA less than 50 copies/mL. NOTE: There should be no plasma HIV-1 RNA greater than 200 copies/mL within the 6 months prior to study entry.
- HAND diagnosis (ANI, MND, or HAD) within 60 days prior to study entry. HAND is defined as at least mild impairment on neurocognitive testing (more than one standard deviation below appropriate normative data in two domains of functioning) and no severely confounding factors.
- Screening laboratory values obtained within 60 days prior to study entry by any US laboratory that has a CLIA certification or its equivalent, or at any network-approved non-US laboratory that operates in accordance with GCLP and participates in appropriate external quality assurance programs:
- Absolute neutrophil count (ANC) greater than or equal to 500/mm^3
- Hemoglobin greater than or equal to 7.5 g/dL
- Platelet count greater than or equal to 40,000/mm^3
- Creatinine less than or equal to 2.0 x upper limit of normal (ULN)
- Aspartate transaminase (AST) less than or equal to 5 x ULN
- Alanine transaminase (ALT) less than 3 x ULN
- Alkaline phosphatase less than or equal to 5 x ULN
- Total bilirubin less than 1.5 x ULN. NOTE: If the potential participant is taking an indinavir (IDV)- or atazanavir (ATV)-containing regimen at the time of screening, total bilirubin less than or equal to 5 x ULN is acceptable.
- Creatinine clearance (CrCl) greater than or equal to 60 mL/min, either measured or estimated by Cockcroft-Gault equation. NOTE: A calculator for estimating the CrCl can be found at www.fstrf.org/ACTG/ccc.html
- Females of reproductive potential (women who have not been post-menopausal for at least 24 consecutive months, ie, who have had menses within the preceding 24 months, or women who have not undergone surgical sterilization, hysterectomy or bilateral salpingectomy or bilateral oophorectomy or tubal ligation) must have a negative serum or urine pregnancy test by any US clinic or laboratory that has a CLIA certification or its equivalent, or is using a point of care (POC) / CLIA-waived test, or at any network-approved non-US laboratory or clinic that operates in accordance with GCLP and participates in appropriate external quality assurance programs within 48 hours prior to study entry
- Females of reproductive potential must agree not to participate in the conception process (ie, active attempt to become pregnant, in vitro fertilization), and if participating in sexual activity that could lead to pregnancy, must use at least one reliable form of contraception. Female participants must use contraceptives while receiving study treatment and for 6 weeks after stopping study treatment. More information on this criterion is available in the protocol.
- Ability and willingness of participant to complete the neuropsychological tests
- Ability and willingness of participant or a legally authorized representative (see protocol for more information) to provide informed consent
- Ability and willingness to take oral study medications
Who cannot join
- Current or past medical condition(s) that in the opinion of the investigator prevents attribution of the cause of cognitive impairment to HIV. For example:
- Major depressive disorder with psychotic features
- Traumatic Brain Injury (TBI) with a clear impact on activities of daily living
- Developmental delay, intellectual deficit, and/or severe educational disability resulting in some dependence for activities of daily living
- Ongoing substance use disorder with significant impact on activities of daily living. Difficult or impossible to determine whether cognitive or functional decline is due to substance use or HIV, or both
- Evidence of intoxication or withdrawal during the screening evaluation
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- Central nervous system (CNS) infections or opportunistic conditions: brain abscess (bacterial, mycobacterial, fungal or Toxoplasma), meningitis with persistent neurologic impairment, primary CNS lymphoma, progressive multifocal leukoencephalopathy (PML), or another structural brain lesion with neurological sequelae
- Other CNS conditions: non-opportunistic primary or metastatic brain tumors, uncontrolled seizure disorder, progressive multiple sclerosis, stroke with neurological sequelae, or dementia due to causes other than HIV (eg, Alzheimer's disease)
- Constitutional illness (eg, persistent unexplained fever, diarrhea, significant weight loss, disabling weakness) within 30 days of screening
- Known untreated B12 deficiency or malnutrition (body mass index [BMI] less than 18) at screening
- Evidence of current hepatitis C virus infection (HCV) (ie, HCV antibody [Ab] positive within 90 days prior to study entry unless also shown to be plasma HCV RNA negative within the same time period)
- Unstable and advanced liver disease (as defined by the presence of at least one of the following: ascites, encephalopathy, coagulopathy, hypoalbuminemia, esophageal or gastric varices, or persistent jaundice)
- Prior or current use of any CCR5 antagonist (such as MVC and cenicriviroc [CVC]) and integrase inhibitor (such as RAL, DTG, and elvitegravir [EVG])
- Current use of any medication, including antiretrovirals, prohibited in the study (refer to the A5324 protocol-specific web page [PSWP] for the prohibited medications)
- Breastfeeding
- Presence of an AIDS-defining opportunistic infection within 6 months prior to entry. Note: Refer to the A5324 Manual of Operations (MOPS) for the list of AIDS-defining opportunistic infections.
- Active syphilis or treatment for syphilis within 90 days prior to study entry. NOTE: Active syphilis is defined as four-fold increase in serum rapid plasma reagin (RPR) or venereal disease research laboratory (VDRL) tests in an individual with past syphilis, or newly reactive serum RPR or VDRL with a reactive confirmatory test (enzyme immunoassays [EIA] or chemiluminescent assay [CIA], T. pallidum particle agglutination [TP-PA], or fluorescent treponemal antibody absorbed [FTA-ABS]).
- Known allergy/sensitivity or any hypersensitivity to components of study drugs or their formulation
Trial locations and contacts
30 sites in 5 countries.
30 sites in 5 countries
United States23 sites
Johns Hopkins University CRS
Baltimore, Maryland, 21205
Chapel Hill CRS
Chapel Hill, North Carolina, 27599
Northwestern University CRS
Chicago, Illinois, 60611
Cincinnati Clinical Research Site
Cincinnati, Ohio, 45219
Case Clinical Research Site
Cleveland, Ohio, 44106
Ohio State University CRS
Columbus, Ohio, 43210
Trinity Health and Wellness Center CRS
Dallas, Texas, 75208
Greensboro CRS
Greensboro, North Carolina, 27401
Houston AIDS Research Team CRS
Houston, Texas, 77030
UCLA CARE Center CRS
Los Angeles, California, 90035
Vanderbilt Therapeutics (VT) CRS
Nashville, Tennessee, 37204
Weill Cornell Chelsea CRS
New York, New York, 10010
Weill Cornell Uptown CRS
New York, New York, 10065
New Jersey Medical School Clinical Research Center CRS
Newark, New Jersey, 07103
Penn Therapeutics, CRS
Philadelphia, Pennsylvania, 19104
University of Pittsburgh CRS
Pittsburgh, Pennsylvania, 15213
The Miriam Hospital Clinical Research Site (TMH CRS) CRS
Providence, Rhode Island, 02906
University of Rochester Adult HIV Therapeutic Strategies Network CRS
Rochester, New York, 14642
UCSD Antiviral Research Center CRS
San Diego, California, 92103
University of Washington AIDS CRS
Seattle, Washington, 98104-9929
Washington University Therapeutics (WT) CRS
St Louis, Missouri, 63110-1010
Harbor-UCLA CRS
Torrance, California, 90502
Whitman-Walker Health CRS
Washington D.C., District of Columbia, 20005
South Africa3 sites
Durban International Clinical Research Site CRS
Durban, KwaZulu-Natal, 4052
Wits Helen Joseph Hospital CRS (Wits HJH CRS)
Johannesburg, Gauteng, 2092
Famcru Crs
Tygerberg, Western Cape, 7505
Thailand2 sites
Thai Red Cross AIDS Research Centre (TRC-ARC) CRS
Bangkok, 10330
Chiang Mai University HIV Treatment (CMU HIV Treatment) CRS
Chiang Mai, 50200
Brazil1 site
Instituto de Pesquisa Clinica Evandro Chagas (IPEC) CRS
Rio de Janeiro, 21040-360
Puerto Rico1 site
Puerto Rico AIDS Clinical Trials Unit CRS
San Juan, 00935
About this study
Official title: A Randomized, Double-Blinded, Placebo-Controlled Trial Comparing Antiretroviral Intensification With Maraviroc and Dolutegravir With No Intensification or Intensification With Dolutegravir Alone for the Treatment of Cognitive Impairment in HIV
People infected with HIV often have cognitive dysfunction even if they are on antiretroviral therapy (ART) and have undetectable viral loads. The study evaluated if the addition of maraviroc (MVC) and dolutegravir (DTG) (which are two antiretroviral [ARV] medications) to participants' existing ART regimens improved participants' neurocognitive performance.
Read the detailed description
HIV-infected people often have cognitive dysfunction (HIV-associated neurocognitive disorder, or HAND), which includes asymptomatic neurocognitive impairment (ANI), mild neurocognitive disorder (MND), and HIV-associated dementia (HAD), even if they are on ART and have undetectable viral loads. In this study, researchers evaluated the effectiveness of adding MVC and DTG to the current ART regimen of HIV-infected people with undetectable (<50 copies/mL) plasma HIV-1 RNA who had neurocognitive impairment and who had been on stable ART for at least 6 months prior to study entry. The purpose of this study was to evaluate if the addition of MVC and DTG to participants' existing ART regimens improved participants' neurocognitive performance.
Participants were randomly assigned to one of three arms. All participants remained on their existing ART regimens; they took their assigned study drugs in addition to their ART regimen. Study visits occurred at entry and Weeks 2, 4, 12, 24, 48, 72, and 96. Visits may have included physical examinations, blood collection, neurocognitive testing, pregnancy testing, and questionnaires. Some participants may have had an optional lumbar puncture procedure at study entry and Week 48. Participants returned for refills of study drugs on Weeks 36, 60, and 84.
- Conditions
- HIV Infections
- Being tested
- Placebo for maraviroc (MVC), Placebo for dolutegravir (DTG), Dolutegravir (DTG), Maraviroc (MVC)
- Keywords
- HIV-Associated Neurocognitive Disorder
- Medical subject headings
- HIV Infections
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Placebo for maraviroc (MVC)Drug
Administered orally as one 150 mg tablet BID OR two 300 mg tablet BID OR one 300 mg tablet BID depending upon background ARV regimen
Placebo for dolutegravir (DTG)Drug
Administered orally as one 50 mg tablet BID OR one 50 mg tablet QD depending upon background ARV regimen
Dolutegravir (DTG)Drug
Administered orally as one 50 mg tablet BID OR one 50 mg tablet QD depending upon background ARV regimen
Maraviroc (MVC)Drug
Administered orally as one 150 mg tablet BID OR two 300 mg tablet BID OR one 300 mg tablet BID depending upon background ARV regimen
| Study group | Role | What they receive |
|---|---|---|
| Arm A: Placebo MVC and placebo DTG | Placebo comparator | In addition to their existing ART regimens, participants in Arm A received placebo for MVC and placebo for DTG. Receives: Drug: Placebo for maraviroc (MVC); Drug: Placebo for dolutegravir (DTG) |
| Arm B: DTG and placebo MVC | Experimental | In addition to their existing ART regimens, participants in Arm B received DTG and placebo for MVC. Receives: Drug: Placebo for maraviroc (MVC); Drug: Dolutegravir (DTG) |
| Arm C: MVC and DTG | Experimental | In addition to their existing ART regimens, participants in Arm C received MVC and DTG Receives: Drug: Dolutegravir (DTG); Drug: Maraviroc (MVC) |
What is being measured
The primary outcome is the main question the study is designed to answer.
Change in Normalized Composite Neurocognitive Test Score at Week 48 From Baseline
The normalized composite neurocognitive test score (total z-score) was defined as the average of the z-scores from the following tests:
Domestic (US-based) and International Participants:
- Grooved pegboard dominant
- Grooved pegboard non-dominant
- Hopkins Verbal Learning Test (HVLT-R) Learning trials
- HVLT-R Delayed recall
- HVLT-R Delayed recognition
- Semantic verbal fluency
Domestic only:
- Stroop color naming
- Stroop word reading
- Stroop interference trial
- Letter fluency
- Trail Making A
- Trail Making B
- WAIS-III Symbol search
- Digit Symbol
International only:
- Timed Gait
- Finger Tapping Dominant
- Finger Tapping Non-dominant
- Color Trail 1
Z-scores were calculated using a demographically appropriate norming process. Higher z-scores correspond with better neurocognitive performance. Change was calculated as the total z-score at Week 48 minus the total z-score at Baseline.
Measured: Measured at Baseline and Week 48
Secondary outcomes (16)
Number of Participants With Treatment Related Adverse Events (AEs)
Treatment Related Adverse Events were determined by the study sites indicating a relationship between an adverse event and the study treatment.
Measured: Measured from treatment initiation through Week 96
Change in Normalized Composite Neurocognitive Test Score at Weeks 24, 72, and 96 From Baseline
The normalized composite neurocognitive test score (total z-score) was defined as the average of the z-scores from the following tests:
Domestic and International Participants:
- Grooved pegboard dominant
- Grooved pegboard non-dominant
- HVLT-R Learning trials
- HVLT-R Delayed recall
- HVLT-R Delayed recognition
- Semantic verbal fluency
Domestic only:
- Stroop color naming
- Stroop word reading
- Stroop interference trial
- Letter fluency
- Trail Making A
- Trail Making B
- WAIS-III Symbol search
- Digit Symbol
International only:
- Timed Gait
- Finger Tapping Dominant
- Finger Tapping Non-dominant
- Color Trail 1
- Color Trail 2
Z-scores were calculated using a demographically appropriate norming process. Higher z-scores correspond with better neurocognitive performance. Change was calculated as the total z-score at the given time point minus the total z-score at Baseline.
Measured: Measured at Baseline and Weeks 24, 72, and 96
Change in Functional Status Scores
Functional status scores were calculated based on the instrumental activities of daily living (IADLs) forms. IADL scores were calculated as the sum of the eight IADL tasks where the task scores were equal to 1 if a participant did not need assistance with the task and equal to 0 if a participant needed some level of help with the task. The maximum possible functional status score was 8, while the minimum possible functional status score was 0, with higher functional status scores indicating a higher level of functionality.
Measured: Measured at Baseline and Weeks 24, 48, 72, and 96
Number of Participants With Plasma HIV-1 RNA Greater Than or Equal to 50 Copies/mL
The number of participants with Plasma HIV-1 RNA greater than or equal to 50 copies/mL was assessed at each given time point.
Measured: Measured at Weeks 24, 48, and 96
CD4+ T-cell Counts
CD4+ T-cell counts were recorded at the given time point
Measured: Measured at Weeks 24, 48, and 96
Change in CD4+ T-cell Count
Changes in CD4+ T-cell count were calculated as the CD4+ T-cell count at a given time point minus the CD4+ T-cell count at Baseline.
Measured: Measured at Baseline and Weeks 24, 48, and 96
CD8+ T-cell Counts
CD8+ T-cell counts were recorded at the given time point
Measured: Measured at Weeks 24, 48, and 96
Change in CD8+ T-cell Count
Changes in CD8+ T-cell count were calculated as the CD8+ T-cell count at a given time point minus the CD8+ T-cell count at baseline.
Measured: Measured at Baseline and Weeks 24, 48, and 96
Change in Log10 sCD14 in Plasma at Week 48 From Baseline
Changes in Log10 sCD14 in Plasma were calculated as the Log10 sCD14 in Plasma at Week 48 minus the Log10 sCD14 in Plasma at Baseline.
Measured: Measured at Baseline and Week 48
Change in Log10 MIP-1 Beta in Plasma at Week 48 From Baseline
Changes in Log10 MIP-1 Beta in Plasma were calculated as the Log10 MIP-1 Beta in Plasma at Week 48 minus the Log10 MIP-1 Beta in Plasma at Baseline. Results below the lower limit of quantification were set to the lower limit value of 11.
Measured: Measured at Baseline and Week 48
Change in Log10 sTNFr-II in Plasma at Week 48 From Baseline
Changes in Log10 sTNFr-II in Plasma were calculated as the Log10 sTNFr-II in Plasma at Week 48 minus the Log10 sTNFr-II in Plasma at Baseline.
Measured: Measured at Baseline and Week 48
Change in Log10 VCAM in Plasma at Week 48 From Baseline
Changes in Log10 VCAM in Plasma were calculated as the Log10 VCAM in Plasma at Week 48 minus the Log10 VCAM in Plasma at Baseline.
Measured: Measured at Baseline and Week 48
Change in Log10 MIP-1 Beta in Cerebrospinal Fluid (CSF) at Week 48 From Baseline
Changes in Log10 MIP-1 Beta in CSF were calculated as the Log10 MIP-1 Beta in CSF at Week 48 minus the Log10 MIP-1 Beta in CSF at Baseline.
Measured: Measured at Baseline and Week 48
Change in Log10 IP-10 in CSF at Week 48 From Baseline
Changes in Log10 IP-10 in CSF were calculated as the Log10 IP-10 in CSF at Week 48 minus the Log10 IP-10 in CSF at Baseline.
Measured: Measured at Baseline and Week 48
Change in Log10 Neopterin in CSF at Week 48 From Baseline
Changes in Log10 Neopterin in CSF were calculated as the Log10 Neopterin in CSF at Week 48 minus the Log10 Neopterin in CSF at Baseline.
Measured: Measured at Baseline and Week 48
Change in Log10 NFL in CSF at Week 48 From Baseline
Changes in Log10 NFL in CSF were calculated as the Log10 NFL in CSF at Week 48 minus the Log10 NFL in CSF at Baseline.
Measured: Measured at Baseline and Week 48
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted11 Aug 2015 (estimated)
- Study start21 Apr 2016
- Primary completion2 Dec 2019
- Study completion5 Jan 2021
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 HIV InfectionsStudies of the same condition, open and under way.
- More trials run by National Institute of Allergy and Infectious Diseases (NIAID)The sponsor's other registered studies.
- 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
- Randomised
- Intervention model
- Parallel groups
- Masking
- Quadruple blind
- Who is masked
- Participant, Care provider, Investigator, Outcomes assessor
- Enrolment
- 191 participants (actual)
Sponsor and investigators
- Sponsor type
- US National Institutes of Health
- Responsible party
- Sponsor
- Investigators
- Kevin Robertson, PhD, Study chair, University of North Carolina
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT02519777
- Sponsor's protocol ID
- A5324
- Other IDs
- 11909
- Status last verified
- Apr 2022
- First submitted
- 6 Aug 2015
- Last updated
- 22 Apr 2022
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- Yes
- FDA-regulated drug
- Yes
- FDA-regulated device
- No
Study at a glance
From the registry record, last updated by the sponsor on 22 Apr 2022. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Randomized, Double-Blinded, Placebo-Controlled Trial Comparing Antiretroviral Intensification With Maraviroc and Dolutegravir With No Intensification or Intensification With Dolutegravir Alone for the Treatment of Cognitive Impairment in HIV
- ClinicalTrials.gov ID
- NCT02519777
- Acronym / sponsor ID
- A5324
- Conditions
- HIV Infections
- Keywords
- HIV-Associated Neurocognitive Disorder
- Phase
- Phase 4
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 191 participants (actual)
- Lead sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)US National Institutes of Health
- Study start
- 21 Apr 2016 (actual)
- Primary completion
- 2 Dec 2019 (actual)
- Study completion
- 5 Jan 2021 (actual)
- First posted
- 11 Aug 2015 (estimated)
- Results
- Posted 2 Mar 2022
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
People infected with HIV often have cognitive dysfunction even if they are on antiretroviral therapy (ART) and have undetectable viral loads. The study evaluated if the addition of maraviroc (MVC) and dolutegravir (DTG) (which are two antiretroviral [ARV] medications) to participants' existing ART regimens improved participants' neurocognitive performance.
Detailed description
HIV-infected people often have cognitive dysfunction (HIV-associated neurocognitive disorder, or HAND), which includes asymptomatic neurocognitive impairment (ANI), mild neurocognitive disorder (MND), and HIV-associated dementia (HAD), even if they are on ART and have undetectable viral loads. In this study, researchers evaluated the effectiveness of adding MVC and DTG to the current ART regimen of HIV-infected people with undetectable (<50 copies/mL) plasma HIV-1 RNA who had neurocognitive impairment and who had been on stable ART for at least 6 months prior to study entry. The purpose of this study was to evaluate if the addition of MVC and DTG to participants' existing ART regimens improved participants' neurocognitive performance.
Participants were randomly assigned to one of three arms. All participants remained on their existing ART regimens; they took their assigned study drugs in addition to their ART regimen. Study visits occurred at entry and Weeks 2, 4, 12, 24, 48, 72, and 96. Visits may have included physical examinations, blood collection, neurocognitive testing, pregnancy testing, and questionnaires. Some participants may have had an optional lumbar puncture procedure at study entry and Week 48. Participants returned for refills of study drugs on Weeks 36, 60, and 84.
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Quadruple blind (participant, care provider, investigator, outcomes assessor)
- Number of arms
- 3
| Arm | Type | Receives |
|---|---|---|
| Arm A: Placebo MVC and placebo DTG | Placebo comparator | Drug: Placebo for maraviroc (MVC), Drug: Placebo for dolutegravir (DTG)In addition to their existing ART regimens, participants in Arm A received placebo for MVC and placebo for DTG. |
| Arm B: DTG and placebo MVC | Experimental | Drug: Placebo for maraviroc (MVC), Drug: Dolutegravir (DTG)In addition to their existing ART regimens, participants in Arm B received DTG and placebo for MVC. |
| Arm C: MVC and DTG | Experimental | Drug: Dolutegravir (DTG), Drug: Maraviroc (MVC)In addition to their existing ART regimens, participants in Arm C received MVC and DTG |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (27 listed)
- HIV-1 infection, documented by:
- On current ART for at least 6 months prior to study entry with no interruption in treatment of greater than or equal to 7 consecutive days. Note: The following ART changes are allowed:
- No plans to change ART while on study. Note: The following planned ART changes are allowed:
- HIV-1 plasma RNA less than 50 copies/mL obtained within 90 days prior to study entry by any FDA-approved assay at any United States laboratory that has a Clinical Laboratory Improvement Amendments (CLIA) certification or its equivalent, or at any network-approved non-US laboratory that operates in accordance with Good Clinical Laboratory Practices (GCLP) and participates in appropriate external quality assurance programs.
- No more than one HIV-1 plasma RNA greater than or equal to 50 and less than 200 copies/mL (only one "blip") in the past 6 months with a subsequent HIV-1 plasma RNA less than 50 copies/mL. NOTE: There should be no plasma HIV-1 RNA greater than 200 copies/mL within the 6 months prior to study entry.
Key exclusion criteria (18 listed)
- Current or past medical condition(s) that in the opinion of the investigator prevents attribution of the cause of cognitive impairment to HIV. For example:
- Evidence of current hepatitis C virus infection (HCV) (ie, HCV antibody [Ab] positive within 90 days prior to study entry unless also shown to be plasma HCV RNA negative within the same time period)
- Unstable and advanced liver disease (as defined by the presence of at least one of the following: ascites, encephalopathy, coagulopathy, hypoalbuminemia, esophageal or gastric varices, or persistent jaundice)
- Prior or current use of any CCR5 antagonist (such as MVC and cenicriviroc [CVC]) and integrase inhibitor (such as RAL, DTG, and elvitegravir [EVG])
- Current use of any medication, including antiretrovirals, prohibited in the study (refer to the A5324 protocol-specific web page [PSWP] for the prohibited medications)
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 |
|---|---|---|
| Placebo for maraviroc (MVC)Administered orally as one 150 mg tablet BID OR two 300 mg tablet BID OR one 300 mg tablet BID depending upon background ARV regimen | Drug | Arm A: Placebo MVC and placebo DTG, Arm B: DTG and placebo MVC |
| Placebo for dolutegravir (DTG)Administered orally as one 50 mg tablet BID OR one 50 mg tablet QD depending upon background ARV regimen | Drug | Arm A: Placebo MVC and placebo DTG |
| Dolutegravir (DTG)Administered orally as one 50 mg tablet BID OR one 50 mg tablet QD depending upon background ARV regimen | Drug | Arm B: DTG and placebo MVC, Arm C: MVC and DTG |
| Maraviroc (MVC)Administered orally as one 150 mg tablet BID OR two 300 mg tablet BID OR one 300 mg tablet BID depending upon background ARV regimen | Drug | Arm C: MVC and DTG |
Primary outcome
Change in Normalized Composite Neurocognitive Test Score at Week 48 From Baseline
Time frame: Measured at Baseline and Week 48
The normalized composite neurocognitive test score (total z-score) was defined as the average of the z-scores from the following tests: Domestic (US-based) and International Participants: * Grooved pegboard dominant * Grooved pegboard non-dominant * Hopkins Verbal Learning Test (HVLT-R) Learning trials * HVLT-R Delayed recall * HVLT-R Delayed recognition * Semantic verbal fluency Domestic only: * Stroop color naming * Stroop word reading * Stroop interference trial * Letter fluency * Trail Making A * Trail Making B * WAIS-III Symbol search * Digit Symbol International only: * Timed Gait * Finger Tapping Dominant * Finger Tapping Non-dominant * Color Trail 1 Z-scores were calculated using a demographically appropriate norming process. Higher z-scores correspond with better neurocognitive performance. Change was calculated as the total z-score at Week 48 minus the total z-score at Baseline.
16 secondary outcomes
Number of Participants With Treatment Related Adverse Events (AEs)
Time frame: Measured from treatment initiation through Week 96
Change in Normalized Composite Neurocognitive Test Score at Weeks 24, 72, and 96 From Baseline
Time frame: Measured at Baseline and Weeks 24, 72, and 96
Change in Functional Status Scores
Time frame: Measured at Baseline and Weeks 24, 48, 72, and 96
Number of Participants With Plasma HIV-1 RNA Greater Than or Equal to 50 Copies/mL
Time frame: Measured at Weeks 24, 48, and 96
CD4+ T-cell Counts
Time frame: Measured at Weeks 24, 48, and 96
Change in CD4+ T-cell Count
Time frame: Measured at Baseline and Weeks 24, 48, and 96
CD8+ T-cell Counts
Time frame: Measured at Weeks 24, 48, and 96
Change in CD8+ T-cell Count
Time frame: Measured at Baseline and Weeks 24, 48, and 96
Change in Log10 sCD14 in Plasma at Week 48 From Baseline
Time frame: Measured at Baseline and Week 48
Change in Log10 MIP-1 Beta in Plasma at Week 48 From Baseline
Time frame: Measured at Baseline and Week 48
Change in Log10 sTNFr-II in Plasma at Week 48 From Baseline
Time frame: Measured at Baseline and Week 48
Change in Log10 VCAM in Plasma at Week 48 From Baseline
Time frame: Measured at Baseline and Week 48
Change in Log10 MIP-1 Beta in Cerebrospinal Fluid (CSF) at Week 48 From Baseline
Time frame: Measured at Baseline and Week 48
Change in Log10 IP-10 in CSF at Week 48 From Baseline
Time frame: Measured at Baseline and Week 48
Change in Log10 Neopterin in CSF at Week 48 From Baseline
Time frame: Measured at Baseline and Week 48
Change in Log10 NFL in CSF at Week 48 From Baseline
Time frame: Measured at Baseline and Week 48
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 22 Apr 2022.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
- The Division of AIDS Table for Grading the Severity of Adult and Pediatric Adverse Events (DAIDS AE Grading Table), Corrected Version 2.1, July 2017Link provided by the sponsor.
- Manual for Expedited Reporting of Adverse Events to DAIDS (DAIDS EAE Manual), Version 2.0, January 2010Link provided by the sponsor.
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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.
Kevin Robertson, PhD study chair
University of North Carolina
30 sites in 5 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 4 study testing Dolutegravir (DTG) and Maraviroc (MVC) in people with HIV Infections, run by National Institute of Allergy and Infectious Diseases (NIAID) at 30 sites in 5 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 27 inclusion and 18 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 22 Apr 2022. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 30 sites in United States, South Africa, Thailand, Brazil, 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. Some participants in this study may receive a placebo. 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 2 Mar 2022). 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?
Change in Normalized Composite Neurocognitive Test Score at Week 48 From Baseline (time frame: Measured at Baseline and Week 48). 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 22 Apr 2022; AzTrials last refreshed its copy on 1 Nov 2026.