Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT04563845 · ClinicalTrials.gov registry record · Phase 1

Effect of Therapeutic and Supratherapeutic Oral Doses of GSK3640254 on Cardiac Conduction Compared to Placebo and a Single Oral Dose of Moxifloxacin

A Phase 1 study of HIV Infections, sponsored by ViiV Healthcare.

Completed
Registry status
Phase 1
Development phase
50
Enrollment target
1
Study location

NCT04563845: Completed Phase 1 study of HIV Infections, sponsored by ViiV Healthcare.

NCT04563845 is a Phase 1 study of HIV Infections that has completed, run by ViiV Healthcare. The registered enrollment target is 50 participants, below the 446-participant average among 542 other HIV Infections trials with a reported enrollment target (89% lower). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT04563845, a Phase 1 study of HIV Infections, has completed, sponsored by ViiV Healthcare.

COMPLETED
Registry status
Phase 1
Development phase
50 participants
Enrollment target
1
Study location

Study Summary

This study will aim to evaluate the effect of therapeutic and supratherapeutic oral doses of GSK3640254 on cardiac conduction compared to placebo and a single oral dose of Moxifloxacin in healthy adult participants. The study has 2 parts: Part 1 will determine the supratherapeutic dose for Part 2, which will be the main corrected QT interval (QTc) study. Part 1 will evaluate once daily (QD) dosing of GSK3640254 or placebo and Part 2 will investigate the safety, tolerability and Pharmacokinetics (PK) of GSK3640254 doses on cardiac conduction as compared to placebo and a single oral dose of Moxifloxacin in healthy adult participants. Moxifloxacin will be included as a positive control.

Primary Outcome

Blood samples were collected at indicated time points. Pharmacokinetic (PK) analysis was conducted using standard non-compartmental methods.

Conditions Studied

Interventions

  • DRUG Placebo
  • DRUG Moxifloxacin
  • DRUG GSK3640254

Study Locations (1)

Texas

  • GSK Investigational Site - Austin

Trial Details

FieldValue
Enrollment Target 50 participants
Start Date 2020-11-09
Est. Completion 2021-10-30
Phase Phase 1
ViiV Healthcare

182 total trials

What the finished NCT04563845 record still lists

NCT04563845 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 50 participants, a relatively small participant target, below the 446-participant average among 542 other HIV Infections trials with a reported enrollment target (89% lower).

The record links to 1 condition, with HIV Infections appearing as the primary indexed condition, and to 3 interventions - of which Placebo is the first listed.

NCT04563845 reports a single indexed study location in Texas.

Frequently Asked Questions

What is clinical trial NCT04563845 about?

NCT04563845 is a clinical study titled "Effect of Therapeutic and Supratherapeutic Oral Doses of GSK3640254 on Cardiac Conduction Compared to Placebo and a Single Oral Dose of Moxifloxacin". This study will aim to evaluate the effect of therapeutic and supratherapeutic oral doses of GSK3640254 on cardiac conduction compared to placebo and a single oral dose of Moxifloxacin in healthy adult participants. The study has 2 parts: Part 1 will determine the supratherapeutic dose for Part 2, w...

What is the current status of trial NCT04563845?

This trial is currently completed. It is a Phase 1 study. The enrollment target is 50 participants. The study started on 2020-11-09. Estimated completion is 2021-10-30.

What conditions does trial NCT04563845 study?

This clinical trial studies the following conditions: HIV Infections.

What interventions are being tested in trial NCT04563845?

The interventions under investigation include: Placebo (DRUG), Moxifloxacin (DRUG), GSK3640254 (DRUG).

Who is sponsoring clinical trial NCT04563845?

This trial is sponsored by ViiV Healthcare, which has 182 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT04563845 being conducted?

This trial has 1 study location across Texas. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Similar trials for HIV Infections

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Where NCT04563845's enrollment target sits among peer trials

50 355th of 542 higher than 177 of 542 other HIV Infections trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other HIV Infections trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

Nationwide trials with similar profiles

Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

Similar enrollment target

  • NCT00200889 · 50 participants · Early Phase 1

    Mapping Auricular Vagus Nerve Circuitry

  • NCT00409435 · 50 participants · Phase 2

    A Study of Pyridostigmine in Postural Tachycardia Syndrome

  • NCT01202305 · 50 participants

    The Use of Lymph Node Biopsies to Support HIV Pathogenesis Studies

  • NCT01225913 · 50 participants · Phase 4

    Mechanism(s) of Airflow Limitation During Exacerbation of Asthma

Similar registry start date

  • NCT05962346 · started 2026-12 · NA

    Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia

  • NCT07125183 · started 2026-12 · Phase 2

    Study on Efficacy and Tolerability of Weekly Doxorubicin in Elderly Patients With Advanced or Metastatic Leiomyosarcoma

  • NCT07292298 · started 2026-11 · Phase 2

    Phase 2 Single-Arm Rectal Cancer Brachytherapy for Patients With Low-Lying Residual Adenocarcinoma After Total Neoadjuvant Therapy to Improve Organ Preservation Rates

  • NCT04263285 · started 2026-10 · NA

    Treatment of Depression Post-SCI

Source: ClinicalTrials.gov NCT04563845, the US trial registry maintained by the National Library of Medicine. NCT04563845 (small enrollment · single site footprint · completed) retrieved and formatted by PlainTrial, see methodology.