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Trial record 1 of 1 for:    gilead 1489
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Study to Evaluate the Safety and Efficacy of Bictegravir/Emtricitabine/Tenofovir Alafenamide Versus Abacavir/Dolutegravir/Lamivudine in Human Immunodeficiency Virus-1 (HIV-1) Infected, Antiretroviral Treatment-Naive Adults

The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
 
ClinicalTrials.gov Identifier: NCT02607930
Recruitment Status : Completed
First Posted : November 18, 2015
Results First Posted : July 23, 2018
Last Update Posted : March 2, 2022
Sponsor:
Information provided by (Responsible Party):
Gilead Sciences

Study Description
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Brief Summary:
The primary objective of this study is to evaluate the efficacy of a fixed dose combination (FDC) containing bictegravir/emtricitabine/tenofovir alafenamide (B/F/TAF) versus a FDC containing abacavir/dolutegravir/lamivudine (ABC/DTG/3TC) in HIV-1 infected, antiretroviral treatment naive-adults.

Condition or disease Intervention/treatment Phase
HIV-1 Infection Drug: ABC/DTG/3TC Drug: B/F/TAF Drug: ABC/DTG/3TC Placebo Drug: B/F/TAF Placebo Phase 3

Study Design
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Study Type : Interventional  (Clinical Trial)
Actual Enrollment : 631 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double (Participant, Investigator)
Primary Purpose: Treatment
Official Title: A Phase 3, Randomized, Double-Blind Study to Evaluate the Safety and Efficacy of GS-9883/Emtricitabine/Tenofovir Alafenamide Versus Abacavir/Dolutegravir/Lamivudine in HIV-1 Infected, Antiretroviral Treatment-Naive Adults
Actual Study Start Date : November 13, 2015
Actual Primary Completion Date : May 9, 2017
Actual Study Completion Date : July 2, 2021

Resource links provided by the National Library of Medicine

MedlinePlus related topics: HIV/AIDS
Drug Information available for: Lamivudine

Arms and Interventions
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Arm Intervention/treatment
Experimental: B/F/TAF
B/F/TAF + ABC/DTG/3TC placebo administered without regard to food for at least 144 weeks.
 Drug: B/F/TAF
50/200/25 mg tablets administered orally, once daily, without regard to food
Other Names:
  • GS-9883/F/TAF
  • Biktarvy®

Drug: ABC/DTG/3TC Placebo
Tablets administered orally, once daily
Active Comparator: ABC/DTG/3TC
ABC/DTG/3TC + B/F/TAF placebo administered without regard to food for at least 144 weeks.
 Drug: ABC/DTG/3TC
600/50/300 milligrams (mg) tablets administered orally, once daily
Other Name: Triumeq®

Drug: B/F/TAF Placebo
Tablets administered orally, once daily
Experimental: Open-label Phase B/F/TAF to B/F/TAF
After Week 144, participants will continue to take their blinded study drug and attend visits every 12 weeks until the End of Blinded Treatment Visit. Following the End of Blinded Treatment Visit, participants will be given the option to receive open-label (OL) B/F/TAF for 96 weeks. After the Week 96 OL Visit, participants in a country where B/F/TAF is not commercially available will be given the option to continue OL B/F/TAF until the product becomes accessible through an access program or until Gilead elects to discontinue the study in that country, whichever occurs first.
 Drug: B/F/TAF
50/200/25 mg tablets administered orally, once daily, without regard to food
Other Names:
  • GS-9883/F/TAF
  • Biktarvy®
Experimental: Open-label Phase ABC/DTG/3TC to B/F/TAF
After Week 144, participants will continue to take their blinded study drug and attend visits every 12 weeks until the End of Blinded Treatment Visit. Following the End of Blinded Treatment Visit, participants will be given the option to receive OL B/F/TAF for 96 weeks. After the Week 96 OL Visit, participants in a country where B/F/TAF is not commercially available will be given the option to continue OL B/F/TAF until the product becomes accessible through an access program or until Gilead elects to discontinue the study in that country, whichever occurs first.
 Drug: B/F/TAF
50/200/25 mg tablets administered orally, once daily, without regard to food
Other Names:
  • GS-9883/F/TAF
  • Biktarvy®


Outcome Measures
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Primary Outcome Measures :
  1. Percentage of Participants Who Achieved HIV-1 RNA < 50 Copies/mL at Week 48 as Defined by the US FDA-Defined Snapshot Algorithm [ Time Frame: Week 48 ]
    The percentage of participants achieving HIV-1 RNA < 50 copies/mL at Week 48 was analyzed using the snapshot algorithm, which defines a participant's virologic response status using only the viral load at the predefined time point within an allowed window of time, along with study drug discontinuation status.


Secondary Outcome Measures :
  1. Percentage of Participants Who Achieved HIV-1 RNA < 50 Copies/mL at Week 96 as Defined by the US FDA-Defined Snapshot Algorithm [ Time Frame: Week 96 ]
    The percentage of participants achieving HIV-1 RNA < 50 copies/mL at Week 96 was analyzed using the snapshot algorithm, which defines a participant's virologic response status using only the viral load at the predefined time point within an allowed window of time, along with study drug discontinuation status.

  2. Percentage of Participants Who Achieved HIV-1 RNA < 50 Copies/mL at Week 144 as Defined by the US FDA-Defined Snapshot Algorithm [ Time Frame: Week 144 ]
    The percentage of participants achieving HIV-1 RNA < 50 copies/mL at Week 144 was analyzed using the snapshot algorithm, which defines a participant's virologic response status using only the viral load at the predefined time point within an allowed window of time, along with study drug discontinuation status.

  3. Percentage of Participants Who Achieved HIV-1 RNA < 20 Copies/mL at Week 48 as Defined by the US FDA-Defined Snapshot Algorithm [ Time Frame: Week 48 ]
    The percentage of participants achieving HIV-1 RNA < 20 copies/mL at Week 48 was analyzed using the snapshot algorithm, which defines a participant's virologic response status using only the viral load at the predefined time point within an allowed window of time, along with study drug discontinuation status.

  4. Percentage of Participants Who Achieved HIV-1 RNA < 20 Copies/mL at Week 96 as Defined by the US FDA-Defined Snapshot Algorithm [ Time Frame: Week 96 ]
    The percentage of participants achieving HIV-1 RNA < 20 copies/mL at Week 96 was analyzed using the snapshot algorithm, which defines a participant's virologic response status using only the viral load at the predefined time point within an allowed window of time, along with study drug discontinuation status.

  5. Percentage of Participants Who Achieved HIV-1 RNA < 20 Copies/mL at Week 144 as Defined by the US FDA-Defined Snapshot Algorithm [ Time Frame: Week 144 ]
    The percentage of participants achieving HIV-1 RNA < 20 copies/mL at Week 144 was analyzed using the snapshot algorithm, which defines a participant's virologic response status using only the viral load at the predefined time point within an allowed window of time, along with study drug discontinuation status.

  6. Change From Baseline in log10 HIV-1 RNA at Week 48 [ Time Frame: Baseline, Week 48 ]
  7. Change From Baseline in log10 HIV-1 RNA at Week 96 [ Time Frame: Baseline, Week 96 ]
  8. Change From Baseline in log10 HIV-1 RNA at Week 144 [ Time Frame: Baseline, Week 144 ]
  9. Change From Baseline in CD4+ Cell Count at Week 48 [ Time Frame: Baseline, Week 48 ]
  10. Change From Baseline in CD4+ Cell Count at Week 96 [ Time Frame: Baseline, Week 96 ]
  11. Change From Baseline in CD4+ Cell Count at Week 144 [ Time Frame: Baseline, Week 144 ]
  12. Percentage Change From Baseline in Hip BMD at Week 48 [ Time Frame: Baseline, Week 48 ]
  13. Percentage Change From Baseline in Hip BMD at Week 96 [ Time Frame: Baseline, Week 96 ]
  14. Percentage Change From Baseline in Hip BMD at Week 144 [ Time Frame: Baseline, Week 144 ]
  15. Percentage Change From Baseline in Spine BMD at Week 48 [ Time Frame: Baseline, Week 48 ]
  16. Percentage Change From Baseline in Spine BMD at Week 96 [ Time Frame: Baseline, Week 96 ]
  17. Percentage Change From Baseline in Spine BMD at Week 144 [ Time Frame: Baseline, Week 144 ]
  18. Percentage of Participants Who Achieved HIV-1 RNA < 50 Copies/mL at Week 48 Open-Label as Defined by Missing = Excluded Algorithm [ Time Frame: Baseline, open-label Week 48 ]
    The percentage of participants with HIV-1 RNA < 50 copies/mL was analyzed using Missing = Excluded for imputing missing HIV-1 RNA values using the All B/F/TAF Analysis Set. All missing data was excluded in the computation of the percentages (ie, missing data points were excluded from both the numerator and denominator in the computation). The denominator for percentages at a visit was the number of participants in the all B/F/TAF analysis set with non-missing HIV-1 RNA value at that visit.

  19. Percentage of Participants Who Achieved HIV-1 RNA < 50 Copies/mL at Week 48 Open-Label as Defined by Missing = Failure Algorithm [ Time Frame: Baseline, open-label Week 48 ]
    The percentage of participants with HIV-1 RNA < 50 copies/mL was analyzed using Missing = Failure for imputing missing HIV-1 RNA values using the All B/F/TAF Analysis Set. All missing data was treated as HIV-1 RNA ≥ 50 copies/mL. The denominator for percentages was the number of participants in all B/F/TAF analysis set.

  20. Percentage of Participants Who Achieved HIV-1 RNA < 50 Copies/mL at Week 96 Open-Label as Defined by Missing = Excluded Algorithm [ Time Frame: Baseline, open-label Week 96 ]
    The percentage of participants with HIV-1 RNA < 50 copies/mL was analyzed using Missing = Excluded for imputing missing HIV-1 RNA values using the All B/F/TAF Analysis Set. All missing data was excluded in the computation of the percentages (ie, missing data points were excluded from both the numerator and denominator in the computation). The denominator for percentages at a visit was the number of participants in the all B/F/TAF analysis set with non-missing HIV-1 RNA value at that visit.

  21. Percentage of Participants Who Achieved HIV-1 RNA < 50 Copies/mL at Week 96 Open-Label as Defined by Missing = Failure Algorithm [ Time Frame: Baseline, open-label Week 96 ]
    The percentage of participants with HIV-1 RNA < 50 copies/mL was analyzed using Missing = Failure for imputing missing HIV-1 RNA values using the All B/F/TAF Analysis Set. All missing data was treated as HIV-1 RNA ≥ 50 copies/mL. The denominator for percentages was the number of participants in all B/F/TAF analysis set.

  22. Change From Baseline in CD4+ Cell Count at Week 48 Open-Label [ Time Frame: Baseline, open-label Week 48 ]
  23. Change From Baseline in CD4+ Cell Count at Week 96 Open-Label [ Time Frame: Baseline, open-label Week 96 ]

Eligibility Criteria
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Information from the National Library of Medicine

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.


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Ages Eligible for Study:   18 Years and older   (Adult, Older Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Criteria

Key Inclusion Criteria:

  • Antiretroviral treatment naive (≤ 10 days of prior therapy with any antiretroviral agent following a diagnosis of HIV-1 infection) except the use for pre-exposure prophylaxis (PrEP) or post-exposure prophylaxis (PEP), up to one month prior to screening
  • Plasma HIV-1 ribonucleic acid (RNA) levels ≥ 500 copies per milliliter (mL) at screening
  • Adequate renal function: Estimated glomerular filtration rate ≥ 50 milliliter per minute (mL/min) (≥ 0.83 milliliter per second [mL/sec]) according to the Cockcroft-Gault formula
  • Negative screening test for human leukocyte antigen (HLA) -B x 5701 allele provided by Gilead Sciences

Key Exclusion Criteria:

  • An opportunistic illness indicative of stage 3 HIV diagnosed within the 30 days prior to screening (refer to study protocol)
  • Decompensated cirrhosis (e.g, ascites, encephalopathy, or variceal bleeding)
  • Current alcohol or substance use judged by the Investigator to potentially interfere with subject study compliance
  • Females who are pregnant (as confirmed by positive serum pregnancy test)
  • Females who are breastfeeding
  • Chronic Hepatitis B Virus (HBV) infection

Note: Other protocol defined Inclusion/Exclusion criteria may apply.

Contacts and Locations
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Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT02607930


Locations
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Sponsors and Collaborators
Gilead Sciences
Investigators
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Study Director: Gilead Study Director Gilead Sciences
  Study Documents (Full-Text)

Documents provided by Gilead Sciences:
Study Protocol: Original  [PDF] October 21, 2015
Study Protocol: Amendment 1  [PDF] February 19, 2016
Study Protocol: Amendment 2  [PDF] October 19, 2016
Study Protocol: Amendment 3  [PDF] May 6, 2019
Statistical Analysis Plan: Original  [PDF] May 10, 2017
Statistical Analysis Plan: Amendment 1  [PDF] May 13, 2019
Statistical Analysis Plan: Final Analysis  [PDF] September 22, 2021

More Information
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Publications of Results:
Acosta R, Willkom M, Martin R, Chang S, Liu X, Hedskog C, et al. Low-frequency resistance variants in art-naïve participants do not affect bictegravir/emtricitabine/tenofovir alafenamide (B/F/TAF) triple therapy outcome. [Poster MOPEB242]. 10th IAS Conference on HIV Science (IAS 2019); 2019 July 21-24; Mexico City, Mexico.
Acosta R, White K, Garner W, Wei X, Andreatta K, Willkom M, et al. HIV-1 subtype (B or non-B) had no impact on the efficacy of B/F/TAF or resistance development in five phase 3 treatment-naïve or switch studies. [Poster THPEB077]. 22nd International AIDS Conference; 2018 July 23-27; Amsterdam, Netherlands.
White K, Kulkarni R, Willkom M, Martin R, Chang S, Wei X, et al. Pooled week 48 efficacy and baseline resistance: B/F/TAF in treatment-naive patients. [Poster 532]. Conference on Retroviruses and Opportunistic Infections; 2018 March 4-7; Boston, USA.
Acosta R, Andreatta K, D'Antoni M, Collins S, Martin H, White K. HIV Viral Blips in Adults Treated with INSTI-Based Regimens Through 144 Weeks. [Poster 540]. Conference on Retroviruses and Opportunistic Infections 2020 (CROI 2020); 2020 March 8-11; Boston, Massachusetts.
Mills A, Gupta SK, Brinson C, Workowski K, Clarke A, Antinori A, Stephens JL, et al. 144-Week Efficacy and Safety of B/F/TAF in Treatment-Naive Adults Age ≥50 Years. [Poster 477]. Conference on Retroviruses and Opportunistic Infections 2020 (CROI 2020); 2020 March 8-11; Boston, Massachusetts.
Ramgopal M, Maggiolo F, Ward D, Leboucche B, Rizzardini G, Molina JM, et al. Pooled Analysis of 4 International Trials of Bictegravir/Emtricitabine/Tenofovir Alafenamide (B/F/TAF) in Adults Aged ≥ 65 Years Demonstrating Safety and Efficacy: Week 48 Results. [Oral OAB0403].AIDS 2020; 2020 July 6-10; Virtual.
Acosta R, Andreatta K, D'Antoni M, Collins S, Martin H, White K. Bictegravir/emtricitabine/tenofovir alafenamide (B/F/TAF) shows high efficacy in clinical study participants infected with HIV-1 subtype F. [Poster P124]. HIV Drug Therapy 2020 (HIV Glasgow 2020); 2020 October 5-8; Glasgow, United Kingdom.
Workowski K, Orkin C, Sax P, Hagins D, Koenig E, Stephens JL, et al. Four-Year Outcomes of B/F/TAF in Treatment-Naïve Adults [Poster 415]. Conference on Retroviruses and Opportunistic Infections 2021 (CROI 2021); 2021 June 3-November 3; Virtual.
Arribas J, Orkin C, Maggiolo F, Antinori A, Lazzarin A, Yasdanpanah, et al. Long-term Analysis of B/F/TAF in Treatment-Naïve Adults Living With HIV Through Four Years of Follow-up. [PEB151]. 11th IAS Conference on HIV Science (IAS 2021); 2021 July 18-21; Virtual.
Acosta R, Chen G, Qin L, Wang X, Huang H, Hindman J, et al. Achievement of Undetectable HIV-1 RNA in the B/F/TAF Treatment-Naïve Clinical Trials. [Poster PEB150]. 11th IAS Conference on HIV Science (IAS 2021); 2021 July 18-21; Virtual.
Acosta R, Chen G, Chang S, Martin R, Wang X, Huang H, et al. HIV with Transmitted Drug Resistance Is Durably Suppressed by B/F/TAF at Week 144. [Poster 430]. Conference on Retroviruses and Opportunistic Infections 2021 (CROI 2021); 2021 June 3-November 3; Virtual.
Acosta R, Chen G, Huang H, Liu H, White K. Unreturned Pill Bottles in the 1489 and 1490 Clinical Trials: An Important Measure of Poor Adherence That Is Often Ignored in Pill Count Calculations. [Poster 902]. IDWeek 2021; 2021 September 29-October 3; Virtual.
Daar E, Orkin C, Sax P, Stephens J, Koenig E, Clarke A, et al. Incidence of Metabolic Complications Among Treatment-naïve Adults Living With HIV-1 Randomized to B/F/TAF, DTG/ABC/3TC or DTG + F/TAF After 3 Years. [Oral 69]. IDWeek 2021; 2021 September 29-October 3; Virtual.
Pozniak A, et al. Outcomes 48 Weeks After Switching From DTG/ABC/3TC or DTG + F/TAF to B/F/TAF. [PE2/68]. 18th European AIDS Conference (EAC 2021), 2021 October 27-30; London, United Kingdom.

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Responsible Party: Gilead Sciences
ClinicalTrials.gov Identifier: NCT02607930    
Other Study ID Numbers: GS-US-380-1489
2015-004024-54 ( EudraCT Number )
First Posted: November 18, 2015    Key Record Dates
Results First Posted: July 23, 2018
Last Update Posted: March 2, 2022
Last Verified: February 2022
Individual Participant Data (IPD) Sharing Statement:
Plan to Share IPD: Yes
Plan Description: Qualified external researchers may request IPD for this study after study completion. For more information, please visit our website at https://www.gileadclinicaltrials.com/transparency-policy/
Supporting Materials: Study Protocol
Statistical Analysis Plan (SAP)
Time Frame: 18 months after study completion
Access Criteria: A secured external environment with username, password, and RSA code.
URL: https://www.gileadclinicaltrials.com/transparency-policy/

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Studies a U.S. FDA-regulated Drug Product: Yes
Studies a U.S. FDA-regulated Device Product: No
Keywords provided by Gilead Sciences:
HIV
Additional relevant MeSH terms:
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Lamivudine
Triumeq
Reverse Transcriptase Inhibitors
Nucleic Acid Synthesis Inhibitors
Enzyme Inhibitors
 Molecular Mechanisms of Pharmacological Action
Antiviral Agents
Anti-Infective Agents
Anti-HIV Agents
Anti-Retroviral Agents