Proof of Concept Treatment Study of Orally Administered VH4004280 or VH4011499 in HIV-1 Infected Adults

NCT ID: NCT06039579

Last Updated: 2025-09-30

Study Results

Results available

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

44 participants

Study Classification

INTERVENTIONAL

Study Start Date

2023-10-25

Study Completion Date

2024-06-24

Brief Summary

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The primary purpose of the study is to evaluate the antiviral activity of orally administered VH4004280 and VH4011499 monotherapy over 10 days in human immunodeficiency virus (HIV-1) infected Treatment-Naïve (TN) participants.

Detailed Description

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Conditions

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HIV Infections

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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Part 1a: VH4004280 Dose Level 1

Participants received a single dose of VH4004280 Dose Level 1 (low concentration) on Day 1 (evaluated for a 10-day period). On Day 11, participants switched to an open-label antiretroviral therapy (ART) up to day 39.

Group Type EXPERIMENTAL

VH4004280

Intervention Type DRUG

VH4004280 was administered as tablets orally at Day 1.

Antiretroviral therapy

Intervention Type DRUG

Antiretroviral therapy was administered as available and as per investigator's recommendation.

Part 1a: VH4004280 Dose Level 2

Participants received a single dose of VH4004280 Dose Level 2 (medium concentration) on Day 1 (evaluated for a 10-day period). On Day 11, participants switched to an open-label ART up to day 39.

Group Type EXPERIMENTAL

VH4004280

Intervention Type DRUG

VH4004280 was administered as tablets orally at Day 1.

Antiretroviral therapy

Intervention Type DRUG

Antiretroviral therapy was administered as available and as per investigator's recommendation.

Part 2a: VH4004280 pre-specified dose

Participants received a single pre-specified dose of VH4004280 (high concentration) on Day 1 (evaluated for a 10-day period). On Day 11, participants switched to an open-label ART up to day 39.

Group Type EXPERIMENTAL

VH4004280

Intervention Type DRUG

VH4004280 was administered as tablets orally at Day 1.

Antiretroviral therapy

Intervention Type DRUG

Antiretroviral therapy was administered as available and as per investigator's recommendation.

Matching placebo for VH4004280

Participants received a matching placebo for VH4004280 on Day 1 (evaluated for a 10-day period). On Day 11, participants switched to an open-label ART up to day 39.

Group Type PLACEBO_COMPARATOR

VH4004280 Matching Placebo

Intervention Type DRUG

VH4004280 Matching Placebo was administered as tablets orally at Day 1.

Antiretroviral therapy

Intervention Type DRUG

Antiretroviral therapy was administered as available and as per investigator's recommendation.

Part 1b: VH4011499 Dose Level 1

Participants received a single dose of VH4011499 Dose Level 1 (low concentration) on Day 1 and Day 6 (evaluated for a 10-day period). On Day 11, participants had the option to switch to an open-label ART up to day 39.

Group Type EXPERIMENTAL

VH4011499

Intervention Type DRUG

VH4011499 was administered as tablets orally at Day 1 and Day 6.

Antiretroviral therapy

Intervention Type DRUG

Antiretroviral therapy was administered as available and as per investigator's recommendation.

Part 1b: VH4011499 Dose Level 2

Participants received a single dose of VH4011499 Dose Level 2 (medium concentration) on Day 1 and Day 6 (evaluated for a 10-day period). On Day 11, participants switched to an open-label ART up to day 39.

Group Type EXPERIMENTAL

VH4011499

Intervention Type DRUG

VH4011499 was administered as tablets orally at Day 1 and Day 6.

VH4011499 Matching Placebo

Intervention Type DRUG

VH4011499 Matching Placebo was administered as tablets orally at Day 1 and Day 6.

Antiretroviral therapy

Intervention Type DRUG

Antiretroviral therapy was administered as available and as per investigator's recommendation.

Part 2b: VH4011499 pre-specified dose

Participants received a single pre-specified dose of VH4011499 (high concentration) on Day 1 and Day 6 (evaluated for a 10-day period). On Day 11, participants switched to an open-label ART up to day 39.

Group Type EXPERIMENTAL

VH4011499

Intervention Type DRUG

VH4011499 was administered as tablets orally at Day 1 and Day 6.

Antiretroviral therapy

Intervention Type DRUG

Antiretroviral therapy was administered as available and as per investigator's recommendation.

Matching placebo for VH4011499

Participants received a matching placebo for VH4011499 on Day 1 and Day 6 (evaluated for a 10-day period). On Day 11, participants switched to an open-label ART up to day 39.

Group Type PLACEBO_COMPARATOR

Antiretroviral therapy

Intervention Type DRUG

Antiretroviral therapy was administered as available and as per investigator's recommendation.

Interventions

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VH4004280

VH4004280 was administered as tablets orally at Day 1.

Intervention Type DRUG

VH4011499

VH4011499 was administered as tablets orally at Day 1 and Day 6.

Intervention Type DRUG

VH4004280 Matching Placebo

VH4004280 Matching Placebo was administered as tablets orally at Day 1.

Intervention Type DRUG

VH4011499 Matching Placebo

VH4011499 Matching Placebo was administered as tablets orally at Day 1 and Day 6.

Intervention Type DRUG

Antiretroviral therapy

Antiretroviral therapy was administered as available and as per investigator's recommendation.

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Participants who are overtly healthy (other than HIV-1 infection).
* Screening cluster of differentiation-4 (CD4+) T-cell count greater than or equal to (≥)200 cells/microliter (µL).
* Documented HIV-1 infection and Screening plasma HIV-1 RNA ≥3000 copies/milliliter (mL).
* Treatment-naïve: Defined as no antiretroviral therapy received after the diagnosis of HIV-1 infection. Prior use of oral pre-exposure prophylaxis (PreP) is permitted. Prior use of parenteral PreP is exclusionary.
* Has body mass index (BMI) within the range of 18.5-31.0 kilograms per meter square (kg/m\^2).
* Participants male at birth must use male condoms and participants female at birth who are of childbearing potential must be using acceptable forms of birth control.
* Participants capable of giving signed informed consent.
* Participant must be willing and able to start locally accessible and commercially available combination antiretroviral therapy after the monotherapy period.

Exclusion Criteria

* Women who are breastfeeding or plan to become pregnant or breast feed during the study.
* Participants with acute HIV infection.
* Any evidence of an active Centers for Disease Control and Prevention (CDC) Stage 3 disease.
* Untreated syphilis infection.
* Ongoing malignancy other than certain localised malignancies.
* Treatment with immunomodulating agents or any agent with known anti-HIV activity.
* Has exclusionary psychiatric, hepatic, cardiovascular gastrointestinal, renal condition.
* Participant having any condition which, in the opinion of the investigator, may interfere with the absorption, distribution, metabolism or excretion of the study drugs or render the participant unable to take oral medication.
* Participants having exclusionary electrocardiogram (ECG) findings.
* Participants who have been exposed to any prohibited medication or vaccine.
* Participant positive for hepatitis B or hepatitis C.
* Participants with exclusionary safety laboratory (e.g Grade 3 or greater abnormality).
* Participants who have positive results for illicit drug use, regular use of drugs of abuse and/or excessive alcohol use.
Minimum Eligible Age

18 Years

Maximum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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ViiV Healthcare

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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GSK Investigational Site

Bakersfield, California, United States

Site Status

GSK Investigational Site

DeLand, Florida, United States

Site Status

GSK Investigational Site

Newark, New Jersey, United States

Site Status

GSK Investigational Site

Buenos Aires, , Argentina

Site Status

GSK Investigational Site

Buenos Aires, , Argentina

Site Status

GSK Investigational Site

Buenos Aires, , Argentina

Site Status

GSK Investigational Site

Ciudad Autonoma de Bueno, , Argentina

Site Status

GSK Investigational Site

Montreal, Quebec, Canada

Site Status

GSK Investigational Site

Marseille, , France

Site Status

GSK Investigational Site

Nantes, , France

Site Status

GSK Investigational Site

Paris, , France

Site Status

GSK Investigational Site

Cologne, , Germany

Site Status

GSK Investigational Site

Milan, , Italy

Site Status

GSK Investigational Site

Guadalajara, , Mexico

Site Status

GSK Investigational Site

Mexico City, , Mexico

Site Status

GSK Investigational Site

Barcelona, , Spain

Site Status

GSK Investigational Site

Barcelona, , Spain

Site Status

GSK Investigational Site

Madrid, , Spain

Site Status

GSK Investigational Site

Madrid, , Spain

Site Status

GSK Investigational Site

London, , United Kingdom

Site Status

Countries

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United States Argentina Canada France Germany Italy Mexico Spain United Kingdom

Provided Documents

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Document Type: Study Protocol

View Document

Document Type: Statistical Analysis Plan

View Document

Other Identifiers

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2023-505350-18-00

Identifier Type: OTHER

Identifier Source: secondary_id

218307

Identifier Type: -

Identifier Source: org_study_id

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