NCT05840952

Brief Summary

A multi-part study of ALG-097558 to evaluate safety, tolerability, pharmacokinetics and drug-drug interaction potential after single and multiple doses in healthy volunteers

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
90

participants targeted

Target at P50-P75 for phase_1 covid19

Timeline
Completed

Started Jul 2023

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

April 10, 2023

Completed
23 days until next milestone

First Posted

Study publicly available on registry

May 3, 2023

Completed
2 months until next milestone

Study Start

First participant enrolled

July 4, 2023

Completed
10 months until next milestone

Primary Completion

Last participant's last visit for primary outcome

April 29, 2024

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

April 29, 2024

Completed
Last Updated

April 8, 2025

Status Verified

September 1, 2024

Enrollment Period

10 months

First QC Date

April 10, 2023

Last Update Submit

April 4, 2025

Conditions

Keywords

Healthy Volunteer

Outcome Measures

Primary Outcomes (24)

  • Incidence of Treatment-Emergent Adverse Events [Safety and Tolerability]

    The number and severity of treatment emergent adverse events as assessed by DAIDS v2.1

    Up to 11 days for Part 1

  • Incidence of Treatment-Emergent Adverse Events [Safety and Tolerability]

    The number and severity of treatment emergent adverse events as assessed by DAIDS v2.1

    Up to 20 days for Part 2

  • Incidence of Treatment-Emergent Adverse Events [Safety and Tolerability]

    The number and severity of treatment emergent adverse events as assessed by DAIDS v2.1

    Up to 20 days for Part 3

  • Incidence of Treatment-Emergent Adverse Events [Safety and Tolerability]

    The number and severity of treatment emergent adverse events as assessed by DAIDS v2.1

    Up to 23 days for Part 4

  • Incidence of Treatment-Emergent Adverse Events [Safety and Tolerability]

    The number and severity of treatment emergent adverse events as assessed by DAIDS v2.1

    Up to 28 days for Part 5

  • Incidence of Treatment-Emergent Adverse Events [Safety and Tolerability]

    The number and severity of treatment emergent adverse events as assessed by DAIDS v2.1

    Up to 17 days for Part 6

  • Area under the concentration time curve [AUC]

    Pharmacokinetic parameters of Midazolam and applicable metabolites

    Predose (-2 hours) up to 11 days

  • Time to maximum plasma concentration [Tmax]

    Pharmacokinetic parameters of Midazolam and applicable metabolites

    Predose (-2 hours) up to 11 days

  • Maximum plasma concentration [Cmax]

    Pharmacokinetic parameters of Midazolam and applicable metabolites

    Predose (-2 hours) up to 11 days

  • Minimum plasma concentration [Cmin]

    Pharmacokinetic parameters of Midazolam and applicable metabolites

    Predose (-2 hours) up to 11 days

  • C0 [predose]

    Pharmacokinetic parameters of Midazolam and applicable metabolites

    Predose (-2 hours) up to 11 days

  • Half-life [t1/2]

    Pharmacokinetic parameters of Midazolam and applicable metabolites

    Predose (-2 hours) up to 11 days

  • Area under the concentration time curve [AUC]

    Pharmacokinetic parameters of ALG-07558 and metabolite ALG-097730 following administration of itraconazole or carbamazepine

    Predose (-0.75 hours) up to 19 days

  • Time to maximum plasma concentration [Tmax]

    Pharmacokinetic parameters of ALG-07558 and metabolite ALG-097730 following administration of itraconazole or carbamazepine

    Predose (-0.75 hours) up to 19 days

  • Maximum plasma concentration [Cmax]

    Pharmacokinetic parameters of ALG-07558 and metabolite ALG-097730 following administration of itraconazole or carbamazepine

    Predose (-0.75 hours) up to 19 days

  • Minimum plasma concentration [Cmin]

    Pharmacokinetic parameters of ALG-07558 and metabolite ALG-097730 following administration of itraconazole or carbamazepine

    Predose (-0.75 hours) up to 19 days

  • C0 [predose]

    Pharmacokinetic parameters of ALG-07558 and metabolite ALG-097730 following administration of itraconazole or carbamazepine

    Predose (-0.75 hours) up to 19 days

  • Half-life [t1/2]

    Pharmacokinetic parameters of ALG-07558 and metabolite ALG-097730 following administration of itraconazole or carbamazepine

    Predose (-0.75 hours) up to 19 days

  • Area under the concentration time curve [AUC]

    Pharmacokinetic parameters of ALG-07558 and metabolite ALG-097730 following administration of ALG-097558 in either solution or tablet formulations and following a high fat diet

    Predose (-0.75 hours) up to 9 days

  • Time to maximum plasma concentration [Tmax]

    Pharmacokinetic parameters of ALG-07558 and metabolite ALG-097730 following administration of ALG-097558 in either solution or tablet formulations and following a high fat diet

    Predose (-0.75 hours) up to 9 days

  • Maximum plasma concentration [Cmax]

    Pharmacokinetic parameters of ALG-07558 and metabolite ALG-097730 following administration of ALG-097558 in either solution or tablet formulations and following a high fat diet

    Predose (-0.75 hours) up to 9 days

  • Minimum plasma concentration [Cmin]

    Pharmacokinetic parameters of ALG-07558 and metabolite ALG-097730 following administration of ALG-097558 in either solution or tablet formulations and following a high fat diet

    Predose (-0.75 hours) up to 9 days

  • C0 [predose]

    Pharmacokinetic parameters of ALG-07558 and metabolite ALG-097730 following administration of ALG-097558 in either solution or tablet formulations and following a high fat diet

    Predose (-0.75 hours) up to 9 days

  • Half-life [t1/2]

    Pharmacokinetic parameters of ALG-07558 and metabolite ALG-097730 following administration of ALG-097558 in either solution or tablet formulations and following a high fat diet

    Predose (-0.75 hours) up to 9 days

Secondary Outcomes (7)

  • Maximum plasma concentration [Cmax]

    Predose (-0.75 hours) up to 19 days

  • Area under the concentration time curve [AUC]

    Predose (-0.75 hours) up to 19 days

  • Time to maximum plasma concentration [Tmax]

    Predose (-0.75 hours) up to 19 days

  • Minimum plasma concentration [Cmin]

    Predose (-0.75 hours) up to 19 days

  • Half-life [t1/2]

    Predose (-0.75 hours) up to 19 days

  • +2 more secondary outcomes

Study Arms (6)

ALG-097558

EXPERIMENTAL

Oral doses of ALG-097558 in Healthy Volunteers, up to 20 doses over 10 days

Drug: ALG-097558

Placebo

PLACEBO COMPARATOR

Oral doses of placebo in Healthy Volunteers, up to 20 doses over 10 days

Drug: Placebo

ALG-097558 and Midazolam

EXPERIMENTAL

Oral doses of ALG-097558, up to 14 doses over 7 days and oral dose of Midazolam, up to 2 doses, over 2 days, in Healthy Volunteers

Drug: ALG-097558Drug: Midazolam

ALG-097558, Placebo, and, Itraconazole

EXPERIMENTAL

Oral doses of placebo, up to 2 doses over 2 days, followed by ALG-097558, up to 2 doses over 2 days, and itraconazole up to 10 doses over 10 days, in Healthy Volunteers.

Drug: ALG-097558Drug: PlaceboDrug: Itraconazole

ALG-097558 and Carbamazepine

EXPERIMENTAL

Oral doses of ALG-097558, up to 2 doses over 2 days and oral doses of Carbamazepine, up to 30 doses, over 15 days, in Healthy Volunteers

Drug: ALG-097558Drug: Carbamazepine

ALG-097558 Bioavailability

EXPERIMENTAL

Oral doses of ALG-097558, up to 3 doses over 3 days, both solution and tablet formulations dosed in fasted state, and tablet formulation dosed in fed state, in Healthy Volunteers

Drug: ALG-097558 in solution formulationDrug: ALG-097558 in tablet formulation

Interventions

single or multiple doses of ALG-097558

ALG-097558ALG-097558 and CarbamazepineALG-097558 and MidazolamALG-097558, Placebo, and, Itraconazole

single or multiple doses of placebo

ALG-097558, Placebo, and, ItraconazolePlacebo

Multiple doses of Midazolam

ALG-097558 and Midazolam

Multiple doses of Itraconazole

ALG-097558, Placebo, and, Itraconazole

Multiple doses of Carbamazepine

ALG-097558 and Carbamazepine

ALG-097558 in solution administered in fasted state

ALG-097558 Bioavailability

ALG-097558 in tablet administered in fasted and fed state

ALG-097558 Bioavailability

Eligibility Criteria

Age18 Years - 55 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64)

You may qualify if:

  • Male and Female between 18 and 55 years old
  • BMI 18.0 to 32.0 kg/m\^2
  • Female subjects must have a negative serum pregnancy test at screening
  • Subjects must have a 12-lead electrocardiogram (ECG) that meets the protocol criteria

You may not qualify if:

  • Subjects with any current or previous illness that, in the opinion of the Investigator, might confound the results of the study or pose an additional risk in administering study drug to the subject or that could prevent, limit, or confound the protocol specified assessments or study results' interpretation
  • Subjects with a past history of cardiac arrhythmias, risk factors for Torsade de Pointes syndrome (e.g., hypokalemia, family history of long QT Syndrome) or history or clinical evidence at screening of significant or unstable cardiac disease etc.
  • Subjects with a history of clinically significant drug allergy
  • Excessive use of alcohol defined as regular consumption of ≥14 units/week
  • Unwilling to abstain from alcohol use for 1 week prior to start of the study through end of study follow up
  • Subjects with Hepatitis A, B, C, E or HIV-1/HIV-2 infection or acute infections such as SARS- CoV-2 infection
  • Subjects with renal dysfunction (e.g., estimated creatinine clearance \<90 mL/min/1.73 m\^2 at screening, calculated by the Chronic Kidney Disease Epidemiology Collaboration \[CKD-EPI\] formula)

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Hammersmith Medicines Research

London, United Kingdom

Location

MeSH Terms

Conditions

COVID-19

Interventions

MidazolamItraconazoleCarbamazepine

Condition Hierarchy (Ancestors)

Pneumonia, ViralPneumoniaRespiratory Tract InfectionsInfectionsVirus DiseasesCoronavirus InfectionsCoronaviridae InfectionsNidovirales InfectionsRNA Virus InfectionsLung DiseasesRespiratory Tract Diseases

Intervention Hierarchy (Ancestors)

BenzodiazepinesBenzazepinesHeterocyclic Compounds, 2-RingHeterocyclic Compounds, Fused-RingHeterocyclic CompoundsTriazolesAzolesHeterocyclic Compounds, 1-RingPiperazinesDibenzazepinesHeterocyclic Compounds, 3-Ring

Study Design

Study Type
interventional
Phase
phase 1
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Masking Details
Parts 1 and 2 are double blinded and randomized. Parts 3, 5, and 6 are open label and non-randomized. Part 4 is partially singled blinded non-randomized. Participants are blinded.
Purpose
TREATMENT
Intervention Model
PARALLEL
Model Details: Parts 1 and 2 of the study are parallel assignment, with 2 arms. Parts 3, 5, and 6 are fixed sequence, crossover studies. Part 4 is a partially placebo-controlled, fixed sequence, crossover study.
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

April 10, 2023

First Posted

May 3, 2023

Study Start

July 4, 2023

Primary Completion

April 29, 2024

Study Completion

April 29, 2024

Last Updated

April 8, 2025

Record last verified: 2024-09

Data Sharing

IPD Sharing
Will not share

Locations