A Study to Confirm Efficacy of a Single Dose of Baloxavir Marboxil in the Post-exposure Prophylaxis (PEP) of Influenza Virus Infection in Chinese Participants (Pearlstone)
A Phase III, Randomized, Double-blinded, Placebo-controlled Study to Confirm Efficacy of a Single Dose of Baloxavir Marboxil in the Post-exposure Prophylaxis of Influenza Virus Infection in Chinese Participants
Studieoversigt
Status
Status
Betingelser
Betingelser
Intervention / Behandling
Intervention / Behandling
Undersøgelsestype
Undersøgelsestype
Tilmelding (Anslået)
Tilmelding
Fase
Fase
- Fase 3
Kontakter og lokationer
Studiekontakt
Studiekontakt
- Navn: Fastest response: use the inquiry form https://www.gene.com/contact-us/submit-medical-inquiry
Undersøgelse Kontakt Backup
- Navn: Roche Pharma (Schweiz) AG Reference Study ID Number: YV46459, https://forpatients.roche.com/
- Telefonnummer: 888-662-6728 (U.S. Only)
- E-mail: global-roche-genentech-trials@gene.com
Deltagelseskriterier
Berettigelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
- Barn
- Voksen
- Ældre voksen
Tager imod sunde frivillige
Beskrivelse
Inclusion Criteria:
Index Participants (Participants With Influenza Virus Infection):
- First participant in a household with influenza virus infection in the current influenza season
- Fewer than 6 HHCs
- Agreement by all household members to participate in the study and comply with the study protocol for the duration of the study
- Diagnosed as having influenza with positive rapid influenza diagnostic test (RIDT) or polymerase chain reaction (PCR) result
- Onset of symptoms within 48 hours or less at time of signing Informed Consent Form (ICF)/Assent Form
- PCR (-) or antigen test (-) for severe acute respiratory virus-coronavirus 2 (SARS-CoV-2) using point-of-care or local laboratory test
HHCs of Index Participants:
- Lived with the index participant for 48 hours or more prior to informed consent/assent
- Meet all the following criteria and are judged not to have influenza virus infection by the investigator: body temperature (tympanic) <37.5 degrees Celsius (°C); no influenza-like symptoms (cough, sore throat, headache, nasal discharge/nasal congestion, feverishness or chills, muscle or joint pain, or fatigue) at screening; negative RIDT or PCR result for influenza
- For participants 12 years of age or older, ability to evaluate influenza symptoms by using a participant influenza symptoms diary; For participants under 12 years of age, capability of parents/caregivers to evaluate influenza symptoms by using a participant influenza symptoms diary
- PCR (-) or antigen test (-) for SARS-CoV-2 using point-of-care or local laboratory test
Exclusion Criteria:
HHCs of Index Participants:
- Diagnosed with influenza during the current influenza season
- Unable to live with the index patient from screening until Day 10
- Live with a household member who has any influenza-like symptom(s) other than the index participant on the day of screening
- Live with household members other than the index participant who was diagnosed with or strongly suspected to have influenza during the current influenza season
- Have any underlying diseases requiring systemic (oral or injection), or nasal treatment of antipyretics/analgesics, corticosteroids, or immunosuppressive agents
- Immunocompromised
- Use of any medications with anti-influenza effect within 30 days prior to screening
- Known allergy and/or history of significant intolerance against baloxavir marboxil
- Exposure to an investigational drug within 30 days or 5 half-lives of the drug prior to screening, whichever is longer
Note: Other protocol-defined inclusion/exclusion criteria may apply
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Forebyggelse
- Tildeling: Randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Tredobbelt
Antal våben
Våben og indgreb
Deltagergruppe / ArmDeltagergruppe / Arm |
Intervention / BehandlingIntervention / Behandling |
|---|---|
|
Eksperimentel: Baloxavir Marboxil
HHCs will receive baloxavir marboxil according to their body weight as outlined in the protocol.
|
Baloxavir marboxil will be administered to the HHCs as per the schedule specified in the protocol.
Andre navne:
|
|
Placebo komparator: Placebo
HHCs will receive baloxavir marboxil matching placebo according to their body weight as outlined in the protocol.
|
Baloxavir marboxil matching placebo will be administered to the HHCs as per the schedule specified in the protocol.
|
|
Ingen indgriben: No Intervention
Index participants will not receive any study treatment but will continue to receive SOC treatment for influenza, as per the local guidelines.
|
Hvad måler undersøgelsen?
Primære resultatmål
Primære resultatmål
Resultatmål |
Tidsramme |
|---|---|
|
Percentage of Participants who are Infected With Influenza Virus (Reverse Transcription - Polymerase Chain Reaction [RT-PCR] Positive), and Present With Fever and at Least one Respiratory Symptom
Tidsramme: From Day 1 up to Day 10
|
From Day 1 up to Day 10
|
Sekundære resultatmål
Sekundære resultatmål
Resultatmål |
Tidsramme |
|---|---|
|
Percentage of Participants who are Infected With Influenza Virus (RT-PCR Positive), and Present With Fever or at Least one Influenza Symptom (Respiratory or Systemic)
Tidsramme: From Day 1 up to Day 10
|
From Day 1 up to Day 10
|
|
Percentage of Participants who are Infected With Influenza Virus (RT-PCR Positive) Regardless of Body Temperature or Influenza Symptoms
Tidsramme: From Day 1 up to Day 10
|
From Day 1 up to Day 10
|
|
Number of Participants With Adverse Events (AEs) and Serious Adverse Events (SAEs)
Tidsramme: Up to Day 21
|
Up to Day 21
|
Samarbejdspartnere og efterforskere
Sponsor
Sponsor
Efterforskere
Efterforskere
- Studieleder: Clinical Trials, Hoffmann-La Roche
Publikationer og nyttige links
Datoer for undersøgelser
Studer store datoer
Studiestart (Anslået)
Studiestart
Primær færdiggørelse (Anslået)
Primær færdiggørelse
Studieafslutning (Anslået)
Studieafslutning
Datoer for studieregistrering
Først indsendt
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Først opslået
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering sendt
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
Andre undersøgelses-id-numre
- YV46459
Plan for individuelle deltagerdata (IPD)
Planlægger du at dele individuelle deltagerdata (IPD)?
IPD-planbeskrivelse
Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter
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