MedPath

A Surveillance Study of Susceptibility to Baloxavir Marboxil in Participants With Influenza

Phase 3
Recruiting
Conditions
Influenza
Interventions
Registration Number
NCT06094010
Lead Sponsor
Hoffmann-La Roche
Brief Summary

The purpose of this study is to evaluate the pre-treatment and single-dose post treatment susceptibility of baloxavir marboxil in participants aged 1 to \<12 years with influenza.

Detailed Description

Not available

Recruitment & Eligibility

Status
RECRUITING
Sex
All
Target Recruitment
600
Inclusion Criteria
  • Participants with symptoms suggestive of influenza with diagnosis confirmed by a positive local influenza test within 24 hours before full study screening.
  • Participants with a negative severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) test within 48 hours before full study screening.
  • Time interval between onset of influenza symptoms and the pre-dose examinations at screening is 48 hours or less
Exclusion Criteria
  • Participants with severe influenza virus infection requiring inpatient treatment.
  • Severely immunocompromised participants [including participants receiving immunosuppressant therapy, or those with cancer or human immunodeficiency virus (HIV) infection] as defined by the investigator.
  • Participants with concurrent (non-influenza) infections requiring systemic anti-microbial and/or anti-viral therapy at the pre-dose examinations.
  • Treatment with baloxavir marboxil, peramivir, laninamivir, oseltamivir, zanamivir, rimantadine, umifenovir or amantadine within 30 days prior to screening.
  • Treatment with an investigational influenza-specific monoclonal antibody within 6 months or 5 half-lives, whichever is longer, prior to screening.
  • Treatment with an investigational therapy within 30 days or 5 half-lives, whichever is longer, prior to screening.
  • Known hypersensitivity to baloxavir marboxil or the drug product excipients.
  • Females who have commenced menarche (i.e., child-bearing potential).

Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
Baloxavir MarboxilBaloxavir MarboxilParticipants will receive a single oral dose of baloxavir marboxil on Day 1 (based on body weight and age).
Primary Outcome Measures
NameTimeMethod
Percentage of Participants with Resistance-Associated Pre-Treatment SubstitutionsDay 1 (Baseline)
Percentage of Participants with Resistance-Associated Treatment-Emergent SubstitutionsDays 4, 6 and 10
Secondary Outcome Measures
NameTimeMethod
Percentage of Participants with Resistance-Associated Treatment-Emergent Substitutions by Age Groups (<5 years versus ≥ 5 years)Days 4, 6 and 10
Percentage of Participants with Novel Treatment-Emergent Mutations in Polymerase Acidic Protein (PA)Days 4, 6 and 10
Percentage of Participants with Resistance-Associated Treatment-Emergent Substitutions by Baseline Vaccination StatusDays 4, 6 and 10
Percentage of Participants with Influenza Virus Type (A or B) and Subtype (A/H1 or A/H3)Day 1 (Baseline)
Susceptibility to Baloxavir Marboxil by Phenotyping Post-Baseline Samples with Novel Genotypic PA SubstitutionsDays 4, 6 and 10
Number of Participants with Adverse Events and Serious Adverse EventsUp to Day 29

Adverse events were reported according to the National Cancer Institute Common Terminology Criteria for Adverse Events, Version 5.0 (NCI CTCAE v5.0).

Change from Baseline in Viral Titers by Quantitative Reverse Transcriptase-Polymerase Chain Reaction (RT-PCR)Baseline (Day 1); Days 4, 6 and 10

Trial Locations

Locations (43)

Central Alabama Research

🇺🇸

Birmingham, Alabama, United States

Harrisburg Family Medical Center

🇺🇸

Harrisburg, Arkansas, United States

Avanza Medical Research Center

🇺🇸

Pensacola, Florida, United States

Tekton Research - Chamblee Georgia

🇺🇸

Chamblee, Georgia, United States

Tekton Research Lawrenceville

🇺🇸

Lawrenceville, Georgia, United States

Velocity Clinical Research at Primary Pediatrics Macon

🇺🇸

Macon, Georgia, United States

Clinical Research Prime

🇺🇸

Idaho Falls, Idaho, United States

Kentucky Pediatric Research Center

🇺🇸

Bardstown, Kentucky, United States

Velocity Clinical Research Lafayette

🇺🇸

Lafayette, Louisiana, United States

Velocity Clinical Research, Slidell

🇺🇸

Slidell, Louisiana, United States

Velocity Clinical Research, Grand Island

🇺🇸

Grand Island, Nebraska, United States

Machuca Family Medicine

🇺🇸

Las Vegas, Nevada, United States

Ohio Pediatric Research Association

🇺🇸

Dayton, Ohio, United States

Frontier Clinical Research

🇺🇸

Smithfield, Pennsylvania, United States

Coastal Pediatric Research

🇺🇸

Charleston, South Carolina, United States

Tekton Research - Beaumont

🇺🇸

Beaumont, Texas, United States

Oak Cliff Research Company, LLC

🇺🇸

Richardson, Texas, United States

Sun Research Institute

🇺🇸

San Antonio, Texas, United States

Tekton Research

🇺🇸

San Antonio, Texas, United States

Velocity Clinical Research, Salt Lake City

🇺🇸

West Jordan, Utah, United States

Frontier Clinical Research, LLC

🇺🇸

Kingwood, West Virginia, United States

Medical Centre "Asklepii", OOD

🇧🇬

Dupnitsa, Bulgaria

MHAT " St. Ivan Rilski " Kozloduy

🇧🇬

Kozloduy, Bulgaria

MHAT Stamen Iliev AD

🇧🇬

Montana, Bulgaria

MHAT City Clinic - Saint George

🇧🇬

Montana, Bulgaria

SHATPPD Dr. Dimitar Gramatikov, Ruse Ltd.

🇧🇬

Ruse, Bulgaria

MHAT Sliven - Military Medial Academy

🇧🇬

Sliven, Bulgaria

AGPSMP Pediatric diseases South park OOD

🇧🇬

Sofia, Bulgaria

Medical Center Hera Sofia

🇧🇬

Sofia, Bulgaria

NZOZ Salmed

🇵🇱

??czna, Poland

Centrum Medyczne K2J2

🇵🇱

Wo?omin, Poland

IN VIVO Sp. z o.o.

🇵🇱

Bydgoszcz, Poland

NZOZ Vitamed

🇵🇱

Bydgoszcz, Poland

Centrum Medyczne Pratia Cz?stochowa

🇵🇱

Cz?stochowa, Poland

Niepubliczny Zaklad Opieki Zdrowotnej "Amed"

🇵🇱

Grojec, Poland

Vita Longa Sp. z o.o.

🇵🇱

Katowice, Poland

NZLA Michalkowice Rybarczyk i partnerzy, Spolka Lekarska

🇵🇱

Siemianowice ?l?skie, Poland

Jaroslaw Kierkus Prywatna Prakyka Lekarska

🇵🇱

Warszawa, Poland

Vistamed & Vertigo Spó?Ka Z Ograniczon? Odpowiedzialno?Ci?

🇵🇱

Wroc?aw, Poland

Complejo Hospitalario Universitario de Santiago (CHUS)

🇪🇸

Santiago de Compostela, LA Coruna, Spain

Hospital Infantil Universitario Nino Jesus

🇪🇸

Madrid, Spain

Hospital Universitario 12 de Octubre

🇪🇸

Madrid, Spain

Hospital Universitari i Politècnic La Fe

🇪🇸

Valencia, Spain

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