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Completed Phase 3 Interventional Results available

Study to Assess Efficacy and Safety of Baloxavir Marboxil In Combination With Standard-of-Care Neuraminidase Inhibitor In Hospitalized Participants With Severe Influenza

ClinicalTrials.gov ID: NCT03684044

Public ClinicalTrials.gov record NCT03684044. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 1, 2026, 9:34 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase III, Randomized, Double-Blind Placebo-Controlled, Multicenter Study To Evaluate the Efficacy and Safety of Baloxavir Marboxil in Combination With Standard-of-Care Neuraminidase Inhibitor in Hospitalized Participants With Severe Influenza

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This study will evaluate the efficacy, safety, and pharmacokinetics of baloxavir marboxil in combination with a standard-of-care (SOC) neuraminidase inhibitor (NAI) (i.e., oseltamivir, zanamivir, or peramivir) compared with a matching placebo in combination with a SOC NAI in hospitalized patients with influenza.

Study identification

NCT ID
NCT03684044
Recruitment status
Completed
Study type
Interventional
Phase
Phase 3
Lead sponsor
Hoffmann-La Roche
Industry
Enrollment
363 participants

Conditions and interventions

Conditions

Interventions

Drug · Other

Eligibility (public fields only)

Age range
12 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jan 7, 2019
Primary completion
Mar 15, 2020
Completion
Mar 15, 2020
Last update posted
Jan 5, 2021

2019 – 2020

United States locations

U.S. sites
14
U.S. states
13
U.S. cities
14
Facility City State ZIP Site status
Torrance Memorial Medical Center Torrance California 90505
Denver Health Medical Center Denver Colorado 80204
Atlanta Institute For Medical Research, Inc; DeKalb Medical Pharmacy Decatur Georgia 30030
University of Chicago; Oncology Dept Chicago Illinois 60637
NorthShore University HealthSystem Evanston Illinois 60201
Barnum Medical Research, Inc. Natchitoches Louisiana 71457
Detroit Receiving Hospital Detroit Michigan 48201
Washington University School of Medicine St Louis Missouri 63110
Mercury Street Medical Group Butte Montana 59701
Creighton University Medical Center Omaha Nebraska 68131
New York-Presbyterian Brooklyn Methodist Hospital; Department of Emergency Medicine Brooklyn New York 11215
Temple University Hospital ; Lung Center Philadelphia Pennsylvania 19140
Salem Veterans Affairs Medical Center - NAVREF; Pharmacy Salem Virginia 24153
Froedtert and The Medical College of Wisconsin Milwaukee Wisconsin 53226

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 156 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03684044, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jan 5, 2021 · Synced Sep 1, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03684044 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →