Study to Compare an Oral Weekly Islatravir/Lenacapavir Regimen With Bictegravir/Emtricitabine/Tenofovir Alafenamide in Virologically Suppressed People With HIV-1

NCT ID: NCT06630286

Last Updated: 2025-11-13

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

ACTIVE_NOT_RECRUITING

Clinical Phase

PHASE3

Total Enrollment

609 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-10-09

Study Completion Date

2030-08-31

Brief Summary

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The goal of this clinical study is to learn about the safety and efficacy of switching to once weekly tablet of islatravir/lenacapavir (ISL/LEN) regimen versus continuing standard treatment of bictegravir/emtricitabine/tenofovir alafenamide (B/F/TAF) in people with human immunodeficiency virus (PWH) who are virologically suppressed (HIV-1 RNA levels \< 50 copies/mL) on B/F/TAF for ≥ 6 months prior to screening.

The primary objective is to evaluate the efficacy of switching to oral weekly ISL/LEN tablet regimen versus continuing B/F/TAF in virologically suppressed PWH at Week 48.

Detailed Description

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Conditions

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HIV-1-infection

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Participants Investigators

Study Groups

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Blinded Phase: ISL/LEN + Placebo-to-Match (PTM) B/F/TAF

Participants will receive an initial dose of ISL/LEN (Dose A), followed by once weekly ISL/LEN (Dose B) from Day 8 onwards up to Week 96. Participants will also receive PTM B/F/TAF once daily from Day 1 up to Week 96.

Group Type EXPERIMENTAL

ISL/LEN

Intervention Type DRUG

Tablet administered orally

PTM B/F/TAF

Intervention Type DRUG

Tablet administered orally

Blinded Phase: PTM ISL/LEN + B/F/TAF

Participants will receive an initial dose of PTM ISL/LEN (Dose A), followed by once weekly PTM ISL/LEN (Dose B) from Day 8 onwards up to Week 96. Participants will also receive B/F/TAF (50/200/25 mg) once daily up from Day 1 up to Week 96.

Group Type EXPERIMENTAL

B/F/TAF

Intervention Type DRUG

Tablet administered orally

PTM ISL/LEN

Intervention Type DRUG

Tablet administered orally

Open- Label Extension (OLE) Phase

After the end of Blinded Phase at Week 96, if safety and efficacy of ISL/LEN are demonstrated following review of unblinded data, all participants will be given an option to enter the open-label extension phase to receive ISL/LEN in an extension phase until ISL/LEN becomes available or until the sponsor elects to discontinue the study, whichever occurs first.

Participants receiving ISL/LEN and PTM B/F/TAF during the blinded phase will continue to take ISL/LEN weekly.

Participants receiving B/F/TAF and PTM ISL/LEN during the blinded phase will take an initial dose of ISL/LEN (Dose A), followed by once weekly ISL/LEN (Dose B) from Day 8 onwards.

Group Type EXPERIMENTAL

ISL/LEN

Intervention Type DRUG

Tablet administered orally

Interventions

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ISL/LEN

Tablet administered orally

Intervention Type DRUG

B/F/TAF

Tablet administered orally

Intervention Type DRUG

PTM B/F/TAF

Tablet administered orally

Intervention Type DRUG

PTM ISL/LEN

Tablet administered orally

Intervention Type DRUG

Other Intervention Names

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Biktarvy®

Eligibility Criteria

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Inclusion Criteria

* HIV-1 RNA \< 50 copies/mL for ≥ 6 months before screening, as documented by:

1. One HIV-1 RNA \< 50 copies/mL immediately preceding the 24 week period prior to screening.
2. Within 24 weeks prior to screening, if HIV-1 RNA results are available, all levels must be \< 50 copies/mL.
3. During the 6 to 12 months period prior to screening, transient detectable viremia ≥ 50 copies/mL is acceptable ("blip"), as long as it is not confirmed on 2 consecutive visits.
* Plasma HIV-1 RNA levels \< 50 copies/mL at screening.
* Individuals are receiving B/F/TAF for ≥ 6 months prior to screening and willing to continue until Day 1.
* Individuals assigned female at birth and of childbearing potential who engage in heterosexual intercourse must agree to use protocol-specified methods of contraception.

Exclusion Criteria

* Prior virologic failure.
* Prior use of, or exposure to ISL or LEN.
* Active, serious infections requiring parenteral therapy within 30 days before randomization.
* Active tuberculosis infection.
* Acute hepatitis within 30 days before randomization.
* Hepatitis B virus (HBV) infection as determined below at the screening visit:

1. Positive HBV surface antigen OR
2. Positive HBV core antibody and negative HBV surface antibody. Note: individuals found to be susceptible to HBV infection (eg negative hepatitis B surface antibody at the screening visit, regardless of prior HBV vaccination history) should be recommended to receive HBV vaccination.
* Active hepatitis C virus (HCV) coinfection, defined as detectable HCV RNA. Note: individuals with prior/inactive HCV infection (defined as undetectable HCV RNA) may be enrolled.
* Any of the following laboratory values at screening:

1. Creatinine clearance (CLcr) ≤ 30 mL/min according to the Cockcroft-Gault formula
2. Alanine aminotransferase \> 5 x upper limit of normal (ULN)
3. Direct bilirubin \> 1.5 x ULN
4. Platelets \< 50,000/μL
5. Hemoglobin \< 8.0 g/dL
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Merck Sharp & Dohme LLC

INDUSTRY

Sponsor Role collaborator

Gilead Sciences

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Gilead Study Director

Role: STUDY_DIRECTOR

Gilead Sciences

Locations

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University of Alabama at Birmingham

Birmingham, Alabama, United States

Site Status

Pueblo Family Physicians

Phoenix, Arizona, United States

Site Status

Kaiser Permanente Southern California

Los Angeles, California, United States

Site Status

Ruane Clinical Research Group, Inc

Los Angeles, California, United States

Site Status

Mills Clinical Research

Los Angeles, California, United States

Site Status

BIOS Clinical Research

Palm Springs, California, United States

Site Status

Optimus Medical Group

San Francisco, California, United States

Site Status

Vivent Health

Denver, Colorado, United States

Site Status

University of Colorado- Anschutz Medical Campus - PPDS

Denver, Colorado, United States

Site Status

Yale University

New Haven, Connecticut, United States

Site Status

Georgetown University

Washington D.C., District of Columbia, United States

Site Status

Whitman-Walker Health

Washington D.C., District of Columbia, United States

Site Status

CAN Community Health

Fort Lauderdale, Florida, United States

Site Status

Midway Immunology and Research Center

Ft. Pierce, Florida, United States

Site Status

CAN Community Health

Miami Gardens, Florida, United States

Site Status

Midland Research Group, Inc.

Oakland Park, Florida, United States

Site Status

Orlando Immunology Center

Orlando, Florida, United States

Site Status

AHF (AIDS Healthcare Foundation) - Pensacola Research

Pensacola, Florida, United States

Site Status

CAN Community Health

Sarasota, Florida, United States

Site Status

St. Josephs Comprehensive Research Institute

Tampa, Florida, United States

Site Status

Emory University

Atlanta, Georgia, United States

Site Status

Infectious Disease Specialists of Atlanta

Decatur, Georgia, United States

Site Status

Mercer University

Macon, Georgia, United States

Site Status

Chatham CARE Center

Savannah, Georgia, United States

Site Status

Howard Brown Health

Chicago, Illinois, United States

Site Status

Indiana University School of Medicine

Indianapolis, Indiana, United States

Site Status

The Brigham and Women's Hospital, Inc.

Boston, Massachusetts, United States

Site Status

Boston Medical Center

Boston, Massachusetts, United States

Site Status

Community Research Initiative

Boston, Massachusetts, United States

Site Status

Be Well Medical Center

Berkley, Michigan, United States

Site Status

Trinity Health

Grand Rapids, Michigan, United States

Site Status

KC CARE Health Center

Kansas City, Missouri, United States

Site Status

ID CARE

Hillsborough, New Jersey, United States

Site Status

Saint Michael's Medical Center

Newark, New Jersey, United States

Site Status

South Jersey Infectious Disease

Somers Point, New Jersey, United States

Site Status

AXCES Research Group - Albuquerque

Santa Fe, New Mexico, United States

Site Status

Brooklyn Clinical Research Center

Brooklyn, New York, United States

Site Status

New York Presbyterian Hospital

Flushing, New York, United States

Site Status

Jacobi Medical Center

The Bronx, New York, United States

Site Status

Montefiore Medical Center

The Bronx, New York, United States

Site Status

CTRC University of North Carolina at Chapel Hill

Chapel Hill, North Carolina, United States

Site Status

Atrium Health Infectious Disease Kenilworth

Charlotte, North Carolina, United States

Site Status

Duke University

Durham, North Carolina, United States

Site Status

Brody School of Medicine at East Carolina University Adult Specialty Care

Greenville, North Carolina, United States

Site Status

Rosedale Health and Wellness

Huntersville, North Carolina, United States

Site Status

University of Cincinnati

Cincinnati, Ohio, United States

Site Status

MetroHealth Medical Center

Cleveland, Ohio, United States

Site Status

Ohio State University

Columbus, Ohio, United States

Site Status

Prisma Health/USC

Columbia, South Carolina, United States

Site Status

Central Texas Clinical Research

Austin, Texas, United States

Site Status

North Texas Infectious Diseases Consultants

Dallas, Texas, United States

Site Status

AXCES Research Group, LLC

El Paso, Texas, United States

Site Status

Texas Centers for Infectious Disease Associates

Fort Worth, Texas, United States

Site Status

The Crofoot Research Center, INC.

Houston, Texas, United States

Site Status

DCOL Center for Clinical Research

Longview, Texas, United States

Site Status

AXCES Research Group, LLC

Salt Lake City, Utah, United States

Site Status

Clinical Alliance for Research & Education - Infectious Diseases, LLC (CARE-ID)

Annandale, Virginia, United States

Site Status

Peter Shalit MD

Seattle, Washington, United States

Site Status

MultiCare Institute for Research & Innovation

Spokane, Washington, United States

Site Status

University of Wisconsin-Madison

Madison, Wisconsin, United States

Site Status

Fundacion Huesped

Buenos Aires, , Argentina

Site Status

Helios Salud S.A.

Buenos Aires, , Argentina

Site Status

East Sydney Doctors

Darlinghurst, New South Wales, Australia

Site Status

St Vincent's Hospital

Darlinghurst, New South Wales, Australia

Site Status

Taylor Square Private Clinic

Surry Hills, New South Wales, Australia

Site Status

Monash Health

Clayton, Victoria, Australia

Site Status

Prahran Market Private Clinic

South Yarra, Victoria, Australia

Site Status

Clinique de médecine Urbaine du Quartier Latin

Montreal, , Canada

Site Status

McGill University Health Centr

Montreal, , Canada

Site Status

Spectrum Health

Vancouver, , Canada

Site Status

CHU Bordeaux - Hopital Saint André

Bourdeaux, , France

Site Status

AP-HP-Hopital Bicétre

Le Kremlin-Bicêtre, , France

Site Status

Assistance Publique Hopitaux de Marseille - Hopital Sainte Marguerite

Marseile, , France

Site Status

CHU Nice - Hopital Archet I

Nice, , France

Site Status

EPIMED GmbHGesellschaft fur klinische und epidemiologische Forschung in Berlin

Berlin, , Germany

Site Status

University Hospital Bonn, Medizinische und Poliklink I, Immunologische Studienambulanz

Bonn, , Germany

Site Status

Uniklinik Kéin, Innere Medizin |, Klinisches Studienzentrum Infektiologle, Clinical Trials Unit for Infectious Diseases(CTU-ID), ISZ Geb. 80

Cologne, , Germany

Site Status

Universitatsmedizin Essen, Universitatsklinikum Essen, Klinik Dermatologie, Venerologie und Allergologie,, HPSTD-Ambulanz

Essen, , Germany

Site Status

ICH Study Center GmbH & Co.KG

Hamburg, , Germany

Site Status

Chiba University Hospital

Chiba, , Japan

Site Status

National Hospital Organization Nagoya Medical Center

Nagoya, , Japan

Site Status

University of the Ryukyus Hospital

Okinawa, , Japan

Site Status

Osaka City General Hospital

Osaka, , Japan

Site Status

National Hospital Organization Osaka National Hospital

Osaka Fu, , Japan

Site Status

Tokyo Medical University Hospital

Tokyo, , Japan

Site Status

Japan Institute for Health Security National Center for Global Health and Medicine

Tokyo, , Japan

Site Status

Clinical Research Puerto Rico

San Juan, PR, Puerto Rico

Site Status

University of Puerto Rico School of Medicine

San Juan, PR, Puerto Rico

Site Status

Complexo Hospitalario Universitario da Coruna

A Coruña, , Spain

Site Status

Hospital Universitario Vall d' Hebron

Barcelona, , Spain

Site Status

Hospital Clinic Barcelona

Barcelona, , Spain

Site Status

Hospital Universitario Regional de Malaga

Málaga, , Spain

Site Status

Inselspital

Bern, , Switzerland

Site Status

Centre Hospitalier Universitaire Vaudois

Lausanne, , Switzerland

Site Status

Universitaetsspital Zuerich

Zurich, , Switzerland

Site Status

Kaohsuing Medical University Hospital

Kaohsiung City, , Taiwan

Site Status

Kaohsuing Veterans General Hospital

Kaohsiung City, , Taiwan

Site Status

Far Eastern Memorial Hospital

New Taipei City, , Taiwan

Site Status

National Taiwan University Hospital

Taipei, , Taiwan

Site Status

Taoyuan General Hospital

Taoyuan, , Taiwan

Site Status

Hawthorn House, Birmingham Heartlands Hospital (University Hospitals Birmingham NHS Foundation Trust)

Birmingham, , United Kingdom

Site Status

Clinical Research Facility (University Hospitals Sussex NHS Foundation Trust)

Brighton, , United Kingdom

Site Status

Grahame Hayton Unit, Ambrose King Centre, Royal London Hospital (Barts Health NHS Trust)

London, , United Kingdom

Site Status

Royal Free Hospital (Royal Free London NHS Foundation Trust)

London, , United Kingdom

Site Status

Clinical Research Facility, 1st Floor, St Stephen's Centre, Chelsea and Westminster Hospital (Chelsea and Westminster Hospital NHS Foundation Trust)

London, , United Kingdom

Site Status

Mortimer Market Centre (Central and North West London NHS Foundation Trust)

London, , United Kingdom

Site Status

Countries

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United States Argentina Australia Canada France Germany Japan Puerto Rico Spain Switzerland Taiwan United Kingdom

Related Links

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Other Identifiers

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2024-514046-37

Identifier Type: OTHER

Identifier Source: secondary_id

GS-US-563-5925

Identifier Type: -

Identifier Source: org_study_id