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Clinical Trial Details — Status: Completed

Administrative data

NCT number NCT03969212
Other study ID # MV40618
Secondary ID 2018-004056-37
Status Completed
Phase Phase 3
First received
Last updated
Start date October 10, 2019
Est. completion date May 10, 2024

Study information

Verified date May 2024
Source Hoffmann-La Roche
Contact n/a
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

Otherwise healthy index patients (IP) are randomized to either baloxavir marboxil or placebo if their influenza symptoms onset was within 48 hours of screening. Their households are enrolled within 24 hours of randomization if at least 1 household contacts (HHC) have not received influenza vaccine within 6 months of screening and if all HHC screen negative for influenza infection. The main endpoints are assessed based on multiple respiratory swabs, obtained from both IP and HHC up to 9 (+/-1) days post IP randomization, and through the assessment of symptoms.


Recruitment information / eligibility

Status Completed
Enrollment 4176
Est. completion date May 10, 2024
Est. primary completion date May 10, 2024
Accepts healthy volunteers No
Gender All
Age group 5 Years to 64 Years
Eligibility INCLUSION CRITERIA: Index Patients (IPs): - Able to comply with the study protocol per investigator judgment. - Diagnosed with acute influenza infection by investigator. - Polymerase chain reaction [PCR] (+) or Rapid Influenza Diagnostic Test [RIDT] (+) for influenza A/B based on cobas® SARS-CoV-2 and influenza A/B or other point-of-care / local laboratory results. - PCR (-) or antigen test (-) for SARS-CoV-2 based on cobas® SARS-CoV-2 and Influenza A/B test or other point-of-care / local laboratory result - Presence of (a) fever (>=38.0 °C per tympanic or rectal thermometer; >=37.5 °C per axillary, oral or forehead/temporal thermometer) or (b) any influenza symptoms (cough, sore throat, nasal congestion, headache, feverishness or chills, muscle or joint pain, fatigue). - The time interval between the onset of fever or influenza symptoms and the pre-dose examinations is 48 hours or less. - IP lives in a household where: (1) No HHC is known to have been diagnosed with influenza or SARS-CoV-2 infection by a healthcare professional (HCP) in the past 4 weeks; (2) All HHCs are expected to meet the key HHC inclusion criteria; (3) >=1 HHCs are expected to participate in the full study who have not received the influenza vaccine within 6 months prior to screening. - Women of childbearing potential: Agreement to remain abstinent (refrain from heterosexual intercourse) or use contraceptive measures specified in the protocol All HHCs (Part 1): - PCR (-) or RIDT (-) based on cobas® SARS-CoV-2 and influenza A/B or other local point-of-care / local laboratory result. - PCR (-) or antigen test (-) for SARS-CoV-2 based on cobas® SARS-CoV-2 and Influenza A/B or other POC / local laboratory result. - HHC lives with no HHC who will be present in the home at any time during the study and who meets any HHC exclusion criteria. - HHC lives with no HHC who does not meet HHC inclusion criteria (part 1). - HHC lives in a household where =1 HHCs meet all of the following: Start screening within 24 hours after IP randomization; Have NOT received the influenza vaccine within 6 months prior to screening; and Fulfill full study HHC inclusion criteria part 2. Full study HHCs (part 2) intended for full study must meet the following additional criteria for study entry: - Agree to participate in the full study. - Able to comply with the study protocol per investigator judgment - No influenza symptoms within 7 days prior to screening. Alternatively, mild symptoms are permissible if determined by the investigator to be due to a preexisting condition. - Temperature <38.0 °C (tympanic). - Will reside in the index patient's house for at least 7 of the next 9 days and will be present for scheduled study visits. - Willing and able to measure and record temperature, or have another household member perform the task on his or her behalf. Furthermore, a responsible adult will assume responsibility to oversee or perform this task on behalf of minors. - In the 6 months prior to screening: a) Has not been diagnosed with influenza by a healthcare professional b) Has not received BXM, peramivir, laninamivir, oseltamivir, zanamivir, rimantadine, umifenovir, favipiravir or amantadine. - Does not have a moderate or worse active infections OR infections requiring systemic (e.g., oral or intravenous) or otherwise internally administered (e.g., inhaled, intrathecal) antibiotic/antiviral/antifungal therapy, (topical therapies for mild external infections allowed). EXCLUSION CRITERIA: IPs: - IPs with severe influenza virus infection requiring inpatient treatment. - IPs judged by the investigator to be at high risk for complications of influenza. - IP is =12 years old and unable to swallow tablets (not applicable to IPs 5 to 11 year olds who will receive oral suspension). - Women who are breastfeeding or have a positive pregnancy test in the pre-dose examinations. - IPs with concurrent (non-influenza) infections requiring systemic antimicrobial and/or antiviral therapy at the pre-dose examinations. - IPs who have received baloxavir marboxil, peramivir, laninamivir, oseltamivir, zanamivir, rimantadine, umifenovir, favipiravir or amantadine, or an investigational drug, within 30 days or 5 drug-elimination half-lives, whichever is longer, prior to screening. - IPs who have received an investigational monoclonal antibody for a viral disease in the last year. - Known hypersensitivity to baloxavir marboxil or the drug product excipients. - IP previously included in the study - IP lives with an HHC who, based on available information, meets the HHC exclusion criteria HHC: - Pregnant or within 2 weeks post-partum at screening. - Immunocompromised. - Less than 2 years old. - Who have received an investigational therapy within the 30 days or 5 drug elimination half-lives, whichever is longer, prior to screening. - Diagnosed with influenza or SARS-CoV-2 infection by a healthcare professional in the past 4 weeks. - HHC who plans to arrive home after 24 hours post IP randomization to Day 9 and is not willing to be consented as soon as possible upon arrival. - HHC previously included in the study.

Study Design


Related Conditions & MeSH terms


Intervention

Drug:
Baloxavir Marboxil
IPs less than 12 years old will receive either 2 mg/kg (if weight less than 20 kg) or 40 mg (if weight more than or equal to 20 kg) of Baloxavir Marboxil as oral suspension. IPs more than or equal to 12 years old will receive either 40 mg (if weight less than 80 kg) or 80 mg (if weight more than or equal to 80 kg) of Baloxavir Marboxil as tablets. HHCs of IPs will not receive study medication.
Placebo
IPs less than 12 years old will receive placebo oral suspension and those above 12 years will receive placebo tablets. HHCs of IPs will not receive study medication.

Locations

Country Name City State
Bulgaria Medical Centre "Asklepii", OOD; Office of Pulmonology and Phtisiatrics Dupnitsa
Bulgaria Medical Center Zdrave 1; Office of Pulmonology and Phtisiatrics Kozloduy
Bulgaria MEDICAL CENTER HERA EOOD; Office of Pulmonology and Phtisiatrics Montana
Bulgaria MHAT Stamen Iliev AD; Deparment of Infectious Diseases Montana
Bulgaria MHAT Sveta Paraskeva; Office of Cardiology Diseases Pleven
Bulgaria SHAT for Pneumo-Phtysiatric Diseases ?Dr. Dimitar Gramatikov? EOOD; Department of Pneumology Ruse
Bulgaria SHAT for Pneumo-Phtysiatric Diseases ?Dr. Dimitar Gramatikov?; Dept. of Pulmonology and Phtisiatrics Ruse
Bulgaria Medizinski Zentrar-1-Sevlievo EOOD; Office of Pulmonology and Phtisiatrics Sevlievo
Bulgaria MHAT Sliven - Military Medial Academy; Department of Infectious Diseases Sliven
Bulgaria Medical Center Hera Sofia; Office of Pulmonology and Phtisiatrics Sofia
Bulgaria MHAT Sveta Sofia; Oncology Department Sofia
China Beijing Ditan Hospital Beijing
China Beijing Children's Hospital, Capital Medical University Beijing City
China Beijing Tsinghua Changgung Hospital Beijing City
China Beijing You An Hospital; Digestive Dept Beijing City
China Capital Medical University Beijing Hospital of Traditional Chinese Medicine Beijing City
China China-Japan Friendship Hospital Beijing City
China West China Hospital, Sichuan University Chengdu
China Guangzhou Women and Children's Medical Center Guangzhou
China The First Affiliated Hospital of Guangzhou Medical University Guangzhou
China Liaocheng people's Hospital Liaocheng City
China Children's hospital of Nanjing medical university Nanjing City
China The Third People's Hospital of Hainan Province Sanya
China Zhongshan Hospital Fudan University Shanghai
China Shenzhen People's Hospital Shenzhen
China Shenzhen children's hospital Shenzhen City
China Taizhou People's Hospital; Infectious Diseases Taizhou City
China The First Affiliated Hospital of Wenzhou Medical College Wenzhou
China Tongji Hospital Tongji Medical College Huazhong University of Science and Technology Wuhan City
China General Hospital of Ningxia Medical University Yinchuan
China Henan Provincial People's Hospital Zhengzhou
China Zibo Municipal Hospital. ZIbo
Costa Rica ICIMED Instituto de Investigación en Ciencias Médicas San José
Greece Laiko General Hospital - Uni of Athens; 1St Dept. of Internal Medicine Athens
Greece Sotiria General Hospital of Athens; 3rd Department of Internal Medicine Athens
Greece Attikon University General Hospital; 4th Academic Department of Internal Medicine Chaidari
Hungary Obudai Egeszsegugyi Centrum Kft. Budapest
Hungary II. Háziorvosi Körzet Hosszúhetény
Hungary Gyermekháziorvosi rendel?- Dr. Újhelyi János Nyíregyháza
Hungary OEC Clinical Research Zalaegerszeg
India Sterling Hospital; Clinical Research Department Ahmedabad Gujarat
India JLN Medical College and Hospital; TB and Chest Department Ajmer Rajasthan
India Apollo Hospitals Bangalore South Karnataka
India Mazumdar Shaw Medical Centre- A unit of Narayana Hrudayalaya Bangalore South Karnataka
India AIG Hospitals Gachibowli Telangana
India Kanoria Hospital & Research Centre Gandhi Nagar Gujarat
India Medanta-The Medicity Gurgaon Haryana
India Medical College and Hospital- Kolkata Kolkata WEST Bengal
India Ajanta Research centre; Research Department Lucknow Uttar Pradesh
India M.V Hospital and Research Centre; Research Hall Lucknow Uttar Pradesh
India Sir J J Group of Hospitals; Department of Pulmonary Medicine Mumbai Maharashtra
India JSS Hospital; Department of clinical pharmacy Mysuru Karnataka
India Criticare Hospital & Research Institute; Research department Nagpur Maharashtra
India Sir Gangaram Hospital NEW Delhi Delhi Delhi
India Lifepoint Multispeciality Hospital; Clinical research department. Pune Maharashtra
India Jehangir Clinical development Centre Pvt Ltd. Pune City Maharashtra
India MTES's Sanjeevan Hospital Pune City Maharashtra
India Kasturba Medical College and Hospital; Department of Medicine Udupi Karnataka
Israel Siaal Research Center for Family Medicine and Primary Care; Clalit Neve Zeev Beer-Sheva
Israel Kiryat Motzkin Maccabi Medical Center Kiryat Motzkin
Israel Clalit Health Services- Pediatric Ambulatory Clinic; Pediatric Ambulatory Clinic Petach Tikva
Israel Maccabi health services - Moked Hashalom Tel Aviv
Japan Toda Internal Medicine & Neurology Clinic Akashi
Japan Medical Corporation Houmankai?Umezu?Clinic Chikushino
Japan Kashinoki Internal Medicine Clinic Date
Japan Fukuoka Shin Mizumaki Hospital Fukuoka
Japan Fukuoka Wajiro Hospital Fukuoka
Japan Irie Naika Syounika Iin Fukuoka
Japan Kimura Siro Clinic Fukuoka
Japan Shin Komonji Hospital Fukuoka
Japan Iguchi Clinic Fukuyama
Japan Kyoaikai Hospital Hakodate
Japan Mashiba Clinic Hanno
Japan Fujimaki Ent Clinic Ichikawa
Japan Hisaki Family Clinic Ichikawa
Japan Kamoike ENT Allergy Clinic Kagoshima
Japan Moriyama Otolaryngology Kagoshima
Japan Clinic Kashiwanoha Kashiwa
Japan Kamezawa Clinic Kasugai
Japan Oishi Clinic Kasuyagun
Japan Kanagawa Himawari Clinic Kawasaki
Japan Takahashi naika Kawasaki
Japan Takinogawa Gastroenterology Hosipital Kita
Japan Morizono medical clinic Kitakyushu
Japan Osaki Internal and Respiratory Clinic, Kitakyushu
Japan Sato ENT Clinic Kitakyushu
Japan JA Kochi Hospital Kochi
Japan Kiheibashi Otolaryngology Kodaira
Japan Medical corporation Shirayurikai Swing Nozaki Clinic Musashino
Japan Onaka Naika Higashishirakabe Clinic Nagoya,
Japan Yaesu Clinic Naha
Japan Horikawa Clinic Nonoichi
Japan Funai Ear Nose Throat Clinic Oita
Japan Kikumori Ear, Nose and Throat Clinic Osaka
Japan Kitada Clinic Osaka
Japan Lee's Clinic Osaka
Japan Manabe?Clinic Osaka
Japan Sunami Internal medicine Clinic Osaka
Japan Saga Memorial Hospital Saga
Japan Medical Corporation Saitadayoshikai Saikatsu Clinic Saitama
Japan Segawa Hospital Saitama
Japan Aiiku Hospital Sapporo
Japan Uehara Clinic Sapporo
Japan Matsuo Kenko Clinic Sendai
Japan Tokyo Shinagawa Hospital Medical Corporation Association Tokyokyojuno-kai Shinagawa
Japan Wakasa Clinic Tokorozawa
Japan Denenchofu Family Clinic Tokyo
Japan Miyazaki RC Clinic Tokyo
Japan Sato Clinic Tokyo
Japan Seiwa Clinic Tokyo
Japan Sekino Hospital Toshima
Japan Takeru CLINIC Toyohashi
Japan Tsuchiura Beryl Clinic Tsuchiura
Japan Medical corporation Seijinkai Takei Clinic Tsuru
Japan Gushiken-Cardiology and Internal medicine Urasoe
Japan Uranishi Clinic Urasoe
Japan Yotsukaido Tokushukai Medical Center Yotsukaido
Mexico Centro de Investigacion Medico Biologico y Terapia Avanzada, S.C. Guadalajara Jalisco
Mexico EME RED Mérida Yucatan
Mexico Merida | Investigacion Clinica Mérida Yucatan
Mexico Centro Respiratorio de México Mexico Mexico CITY (federal District)
Mexico CEPREP; Hospital Universitario Monterrey Nuevo LEON
Mexico Centro de Estudios Clinicos de Queretaro (CECLIQ) Querétaro Queretaro
New Zealand Lakeland Clinical Trials Waikato Hamilton
New Zealand Lakeland Clinical Trials Rotorua Rotorua
New Zealand Lakeland Clinical Trials Wellington Wellington
Poland KLIMED Bia?ystok
Poland NZOZ Vitamed Bydgoszcz
Poland Centrum Medyczne Lukamed Joanna Luka Chojnice
Poland Anchor Meds - Kalisz Kalisz
Poland Centrum Medyczne Pulawska SP. z o.o. Piaseczno
Poland IRMED Osrodek Badan Klinicznych Piotrków Trybunalski
Poland KO-MED Centra Kliniczne Sp. z o.o.; Osrodek Badan Klinicznych Pu?awy
Poland CLINHOUSE Sp z o.o. Zabrze
Puerto Rico Fundacion de Investigacion de Diego San Juan
Singapore National Healthcare Group Polyclinics- Yishun Singapore
South Africa Somerset West Clinical Trial Unit Cape Town
South Africa Into Research; Life Groenkloof Hospital Medical Centre Groenkloof
South Africa Newtown Clinical Research Johannesburg
South Africa Langeberg Clinical Trials Kraaifontein
South Africa Midrand Medical Centre Midrand
Spain Centro de Salud Las Aguilas; Medicina General Madrid
Turkey Ankara Bilkent City Hospital Ankara
Turkey Ankara University Faculty of Medicine Cebeci Hospital Ankara
Turkey Gazi University Medical Faculty Ankara
Turkey Hacettepe University Medical Faculty; Infectious Diseases Ankara
Turkey Akdeniz University Medical Faculty Antalya
Turkey Atakent Acibadem Private Hosptial Halkali Merkez Mh., Istanbul
Turkey Koc University Medical Faculty; Department of Gynecology & Obstetrics Istanbul
Turkey Dokuz Eylul University Medical Faculty; Infection Izmir
Turkey Ege University Medical Faculty Izmir
Turkey Kocaeli University Medical Faculty Kocaeli
Turkey Karadeniz Technical Uni School of Medicine; Infection Diseases & Clinical Mikrobiology Dept Trabzon
United Kingdom Preston Hill Surgery Harrow
United States Cahaba Research, Inc. Birmingham Alabama
United States Central Alabama Research; Pediatrics Birmingham Alabama
United States Mercury Street Medical Group Butte Montana
United States Hope Clinical Research Canoga Park California
United States OnSite Clinical Solutions LLC Charlotte North Carolina
United States AFC Urgent Care-Gunbarrell Chattanooga Tennessee
United States Hometown Urgent Care and Occupational Health - Springdale Cincinnati Ohio
United States City Doc Urgent Care-Dallas/Ft. Worth Dallas Texas
United States Southwest Family Medicine Associates Dallas Texas
United States Fairway Medical Clinic Houston Texas
United States Mercury Clinical Research Houston Texas
United States Pioneer Research Solutions Houston Texas
United States Vilo Research Group Houston Texas
United States Clinical Research Prime Idaho Falls Idaho
United States Helios Clinical Research, Inc (former Ventavia Research Group) Kissimmee Florida
United States Accent Clinical Trials Las Vegas Nevada
United States Excel Clinical Research Las Vegas Nevada
United States Long Beach Clinical Trials Long Beach California
United States Downtown LA Research Center Los Angeles California
United States Cordova Research Institute, LLC Miami Florida
United States Research Institute of South Florida Inc Miami Florida
United States South Florida Research Center, Inc. Miami Florida
United States Mishawaka Osteopathic Clinic Mishawaka Indiana
United States Montana Medical Research LLC Missoula Montana
United States Burke Primary Care Morganton North Carolina
United States Nemours Children's Hospital; Nemour's Research Institute Orlando Florida
United States Cahaba Research, Inc Pelham Alabama
United States Tristar Clinical Investigations Philadelphia Pennsylvania
United States Precision Trials Phoenix Arizona
United States Probe Clinical Research Riverside California
United States Washington University School of Medicine Saint Louis Missouri
United States Sun Research Institute San Antonio Texas
United States MD Strategies Research Centers San Diego California
United States Frontier Clinical Research Smithfield Pennsylvania
United States Kendall South Medical Center Inc. South Miami Florida
United States Oakland Medical Research Troy Michigan

Sponsors (1)

Lead Sponsor Collaborator
Hoffmann-La Roche

Countries where clinical trial is conducted

United States,  Bulgaria,  China,  Costa Rica,  Greece,  Hungary,  India,  Israel,  Japan,  Mexico,  New Zealand,  Poland,  Puerto Rico,  Singapore,  South Africa,  Spain,  Turkey,  United Kingdom, 

Outcome

Type Measure Description Time frame Safety issue
Primary Virological Transmission by Day 5 Defined as the percentage of Household Contacts (HHCs) who become Polymerase Chain Reaction Positive (PCR+) for Influenza by Day 5 post IP randomization. HHCs may be symptomatic or asymptomatic and their virus subtype must match that of the index patient (IP) in their household. The primary efficacy analysis population will consist of all enrolled unvaccinated HHCs of the randomized IPs. Baseline to Day 5 (5 days)
Secondary Symptomatic Transmission by Day 5 Defined as the percentage of HHCs who become PCR+ for Influenza by Day 5 post IP randomization and develop Influenza symptoms at any time during the study. HHCs =12 years old were defined symptomatic if (1) Presence of temperature =38.0 Celsius and one respiratory symptom (cough, sore throat, nasal congestion) or (2) Presence of one respiratory symptom and one general systemic symptom (headache, feverishness or chills, muscle or joint pain, fatigue), with or without fever. HHCs =2 and <12 years old were defined symptomatic if presence of temperature =38.0 Celsius and cough, nasal congestion, or rhinorrhea. Note: For HHCs of any age, respiratory or general systemic symptoms had to be either (1) new, or (2) worsened versus baseline with baseline symptoms due to a pre-existing comorbidity. HHCs must have their virus subtype match that of the IP. Baseline to Day 5 (5 days)
Secondary Virological Transmission at the Household Level by Day 5 Defined as the percentage of households with at least one HHC who meets the primary endpoint. Baseline to Day 5 (5 days)
Secondary Symptomatic Transmission at the Household Level by Day 5 Defined as the percentage of households with at least one HHC who meets the "Symptomatic transmission by Day 5 endpoint. Baseline to Day 5 (5 days)
Secondary Virological Transmission by Day 9 Defined as the percentage of HHCs who become PCR+ for Influenza by Day 9 post IP randomization. HHCs must have their virus subtype match that of the IP, and include: (1) all HHC meeting primary endpoint, AND (2) all HHC cases detected after Day 5 Visit meeting the following criteria: (2a) included HHC case is in a household where another HHC has already met the primary endpoint, OR (2b) included HHC case is PCR (+) for influenza bearing an amino acid substitution of isoleucine for another amino acid at position 38 (I38X) in the polymerase acidic (PA) protein, that have been associated with reduced susceptibility to baloxavir marboxil. Baseline to Day 9 (9 days)
Secondary Symptomatic Transmission by Day 9 Defined as the percentage of HHCs who meet the "Virological transmission by Day 9" endpoint AND are symptomatic per the definition for symptoms in the "Symptomatic transmission by Day 5" endpoint. Baseline to Day 9 (9 Days)
Secondary Any Virological Infection by Day 9 Defined as the percentage of HHCs who become PCR (+) for influenza (confirmed at central laboratory) by Day 9. Baseline to Day 9 (9 Days)
Secondary Any Virological Infection at the Household Level by Day 9 Defined as the percentage of households with at least one HHC who meets the "Any virological infection by Day 9" endpoint. Baseline to Day 9 (9 Days)
Secondary Any Symptomatic Infection by Day 9 Defined as the percentage of HHCs who meet the "Any virological infection by Day 9" endpoint AND are symptomatic per the definition for symptoms in the "Symptomatic transmission by Day 5" endpoint. Baseline to Day 9 (9 Days)
Secondary Any Symptomatic Infection at the Household Level by Day 9 Defined as the percentage of households with at least one HHC who meets the "Any symptomatic infection by Day 9" endpoint. Baseline to Day 9 (9 Days)
Secondary Percentage of IPs With Adverse Events (AEs) Baseline to Day 9 (for IPs =12 years old) and Day 21 (for IPs <12 years old)
Secondary Percentage of IPs (<= 12 years old) Reporting each Palatability and Acceptability Response The Palatability and Acceptability questionnaire consists of 2 questions: 1) How was the taste of this medicine; 2) Would you be happy to take this medicine again. Response for question (1) will be captured on a Likert scale (1-5) and for question (2) will be either Yes, No, or Not Sure/No Answer. Baseline
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