Ta strona została przetłumaczona automatycznie i dokładność tłumaczenia nie jest gwarantowana. Proszę odnieść się do angielska wersja za tekst źródłowy.

MEDI-524 (Motavizumab) for the Prevention of Respiratory Sycytial Virus (RSV) Disease Among Native American Indian Infants in the Southwestern United States

7 grudnia 2021 zaktualizowane przez: MedImmune LLC

A Phase 3 Study of MEDI-524 (Motavizumab), an Enhanced Potency Humanized Respiratory Syncytial Virus (RSV) Monoclonal Antibody, for the Prevention of RSV Disease Among Native American Infants in the Southwestern United States

MI-CP117 was a Phase 3, randomized, double-blind, placebo-controlled trial designed to determine if motavizumab is more effective than placebo in reducing RSV hospitalization in otherwise healthy Native American Infants in the Southwestern United States during their first RSV season.

Przegląd badań

Status

Zakończony

Warunki

Interwencja / Leczenie

Szczegółowy opis

MI-CP117 was a Phase 3, randomized, double-blind, placebo-controlled trial designed to determine if motavizumab is more effective than placebo in reducing RSV hospitalization in otherwise healthy Native American infants during their first RSV season.

Participants were randomized in a 2:1 ratio to receive either 15 mg/kg motavizumab or placebo by intramuscular (IM) injection every 30 days during the RSV season for a maximum of 5 injections.

During their first RSV season, participants were evaluated monthly just prior to each injection of study drug for adverse events (AEs) (including medically attended otitis media), with a final post-dosing follow up evaluation at Study Day 150. During Seasons 1, 2, and 3, blood was to be collected prior to the first and last dose of study drug for serum chemistry evaluations, motavizumab serum concentrations, and anti-motavizumab antibodies. Efficacy and safety outcomes were examined through Study Day 150 and wheezing outcomes were evaluated from the time of randomization until the third birthday.

Typ studiów

Interwencyjne

Zapisy (Rzeczywisty)

2127

Faza

  • Faza 3

Kontakty i lokalizacje

Ta sekcja zawiera dane kontaktowe osób prowadzących badanie oraz informacje o tym, gdzie badanie jest przeprowadzane.

Lokalizacje studiów

  • Stany Zjednoczone
    • Arizona
      • Chinle, Arizona, Stany Zjednoczone
        • Research Site
      • Cibecue, Arizona, Stany Zjednoczone
        • Research Site
      • Fort Definace, Arizona, Stany Zjednoczone
        • Research Site
      • San Carlos, Arizona, Stany Zjednoczone
        • Research Site
      • Tuba City, Arizona, Stany Zjednoczone
        • Research Site
      • Whiteriver, Arizona, Stany Zjednoczone
        • Research Site
      • Winslow, Arizona, Stany Zjednoczone
        • Research Site
    • Maryland
      • Baltimore, Maryland, Stany Zjednoczone, 21205
        • Research Site
    • New Mexico
      • Bloomfield, New Mexico, Stany Zjednoczone
        • Research Site
      • Crownpoint, New Mexico, Stany Zjednoczone
        • Research Site
      • Gallup, New Mexico, Stany Zjednoczone
        • Research Site
      • Shiprock, New Mexico, Stany Zjednoczone
        • Research Site

Kryteria uczestnictwa

Badacze szukają osób, które pasują do określonego opisu, zwanego kryteriami kwalifikacyjnymi. Niektóre przykłady tych kryteriów to ogólny stan zdrowia danej osoby lub wcześniejsze leczenie.

Kryteria kwalifikacji

Wiek uprawniający do nauki

1 sekunda do 6 miesięcy (Dziecko)

Akceptuje zdrowych ochotników

Nie

Płeć kwalifikująca się do nauki

Wszystko

Opis

Inclusion Criteria:

  • 6 months of age or younger at randomization (child must be randomized on or before their 6-month birthday)
  • Male or female Native American
  • General state of good health
  • Written informed consent obtained from the participant's parent(s) or legal guardian

Exclusion Criteria:

  • Gestational age less than or equal to 35 weeks
  • Chronic lung disease of prematurity
  • A bleeding diathesis that would preclude IM injections
  • Hospitalization at the time of randomization (unless discharge is anticipated within 10 days)
  • Active RSV infection (a child with signs/symptoms of respiratory infection must have negative RSV testing) or known prior history of RSV infection
  • A documented wheezing episode before enrollment
  • Known renal impairment
  • Known hepatic dysfunction
  • Clinically significant congenital anomaly of the respiratory tract
  • Chronic seizure or evolving or unstable neurologic disorder
  • Congenital heart disease (CHD) (children with uncomplicated CHD [e.g., Patent ductus arteriosus, small septal defect] and children with complicated CHD who are currently anatomically and hemodynamically)
  • Known immunodeficiency
  • Mother with human immunodeficiency virus infection (unless the child has been proven to be not infected)
  • Known allergy to Ig products
  • Receipt of palivizumab, Respiratory syncytial virus immunoglobulin, intravenous (RSV-IGIV), or other RSV-specific monoclonal antibody, or any other polyclonal antibody (for example, hepatitis B immunoglobulin, IVIG) within 3 months prior to randomization
  • Anticipated use of palivizumab or IVIG during the study (blood transfusions permitted)
  • Previous receipt of RSV vaccines
  • Participation in other investigational drug product studies
  • Any medical or social condition which, in the opinion of the investigator, would adversely affect monitoring the infant
  • Inability to complete the study follow-up period through up to 5 years of age

Plan studiów

Ta sekcja zawiera szczegółowe informacje na temat planu badania, w tym sposób zaprojektowania badania i jego pomiary.

Jak projektuje się badanie?

Szczegóły projektu

  • Główny cel: Zapobieganie
  • Przydział: Randomizowane
  • Model interwencyjny: Przydział równoległy
  • Maskowanie: Poczwórny

Broń i interwencje

Grupa uczestników / Arm
Interwencja / Leczenie
Komparator placebo: Placebo
Participants will receive IM dose of placebo matched to motavizumab every 30 days for a maximum of 5 injections (on Days 0, 30, 60, 90, and 120) during the the RSV season.
Inny: Placebo
Intramuscular dose of placebo matched to motavizumab will be administered every 30 days for a maximum of 5 injections (on Days 0, 30, 60, 90, and 120) during the the RSV season.
Aktywny komparator: Motavizumab
Participants will receive IM dose of motavizumab 15 milligram/Kilogram (mg/kg) every 30 Days for a maximum of 5 injections (on Days 0, 30, 60, 90, and 120) during the RSV season.
Biologiczny: Motavizumab
Intramuscular dose of motavizumab 15 mg/kg will be administered every 30 Days for a maximum of 5 injections (on Days 0, 30, 60, 90, and 120) during the RSV season.
Inne nazwy:
  • MEDI-524

Co mierzy badanie?

Podstawowe miary wyniku

Miara wyniku
Opis środka
Ramy czasowe
Number of Participants With Respiratory Syncytial Virus (RSV) Hospitalization
Ramy czasowe: From study Day 0 through study Day 150
An RSV hospitalization is defined as either 1) a respiratory hospitalization with a positive central real-time reverse transcription polymerase chain reaction (RT-PCR) RSV test collected within 3 days of hospitalization or 2) new onset of lower respiratory symptoms in an already hospitalized child, with an objective measure of worsening respiratory status and positive RSV test.
From study Day 0 through study Day 150

Miary wyników drugorzędnych

Miara wyniku
Opis środka
Ramy czasowe
Number of Participants With Treatment-emergent Adverse Events (TEAEs) and Treatment-emergent Serious Adverse Events (TESAEs)
Ramy czasowe: From study Day 0 through study Day 150
An adverse event (AE) is any untoward medical occurrence in a participant who received study drug without regard to possibility of causal relationship. Serious adverse event is any AE that resulted in death, life threatening, inpatient hospitalization or prolongation of existing hospitalization, persistent or significant disability or incapacity, is a congenital anomaly/birth defect in offspring of a study participant, is an important medical event that may jeopardize the participant or may require medical intervention. The TEAEs are defined as events present at baseline that worsened in intensity after administration of study drug or events absent at baseline that emerged after administration of study drug.
From study Day 0 through study Day 150
Number of Participants With RSV Outpatient Medically Attended Lower Respiratory Illness (MA LRI)
Ramy czasowe: From study Day 0 through study Day 150
The RSV outpatient MA LRI was defined as an outpatient medically attended event designated as a lower respiratory illness with a positive RT-PCR RSV test. An LRI event is one that has a medical diagnosis of bronchiolitis or pneumonia. In the absence of such a medical diagnosis, the occurrence of LRI events was determined by the principal investigator after review of the medical record and considering the presence of cough, retractions, rhonchi, wheezing, crackles, or rales, associated with symptoms (by history or clinical findings) of coryza, fever, or apnoea.
From study Day 0 through study Day 150
Number of Participants With Medically Attended-Otitis Media (MA-OM) Events
Ramy czasowe: From study Day 0 through study Day 150
Otitis media (OM) was recorded as the diagnosis if the following terms were used by the medical care provider: acute OM, acute tympanic membrane (TM) perforation, bulging TM, red TM with fever, OM with effusion, or middle ear effusion. A new episode was defined as a physician-diagnosed OM in either ear after a normal middle ear exam of the ear in question or an episode of acute OM greater than or equal to 21 days after resolution of the previous episode. A diagnosis of persistent middle ear effusion was not recorded as a new OM event.
From study Day 0 through study Day 150
Number of Participants With Frequency of MA-OM Events
Ramy czasowe: From study Day 0 through study Day 150
Otitis media was recorded as the diagnosis if the following terms were used by the medical care provider: acute OM, acute TM perforation, bulging TM, red TM with fever, OM with effusion, or middle ear effusion. A new episode was defined as a physician-diagnosed OM in either ear after a normal middle ear exam of the ear in question or an episode of acute OM greater than or equal to 21 days after resolution of the previous episode. A diagnosis of persistent middle ear effusion was not recorded as a new OM event. Number of participants with frequency of MA-OM events (either 0, 1, 2, 3, or greater than [>] 3) are reported.
From study Day 0 through study Day 150
Number of Participants With Medically Attended Wheezing Episodes
Ramy czasowe: From first year through 3 years
Wheezing events were included in the analysis of medically-attended wheezing, if the medical care provider documented wheezing in the medical record or records as a discharge diagnosis any of asthma, bronchiolitis, wheezing, or reactive airway disease. A new wheezing episode was recorded as one that occurred >2 weeks after the diagnosis of the previous episode and the medical opinion was that the wheezing does not represent a persistence of the previous episode. Number of participants with greater than or equal to (>=) 1 MA wheezing events and >= 3 MA wheezing events occurring from first through 3 years of age are reported.
From first year through 3 years
Number of Participants With Serious Early Childhood Wheezing Episodes
Ramy czasowe: From first year through 3 years
Serious early childhood wheezing (SECW) was defined as: three or more medically attended wheezing events over a 12 month period occurring any time from the first through the third birthday, or a need for one or more courses of systemic steroids for a treatment of a medically attended wheezing event from the first through the third birthday, or a need for asthma-controller medication over a 12 month period for at least 3 consecutive months (>= 90 days) or 5 cumulative months (>= 150 days) any time from the first through the third birthday, or at least one inpatient wheezing event from the first through the third birthday.
From first year through 3 years
Number of Participants With Frequency of Medically Attended Wheezing Events
Ramy czasowe: Study Day 0 through 3 years
Wheezing events were included in the analysis of medically-attended wheezing, if the medical care provider documented wheezing in the medical record or records as a discharge diagnosis any of asthma, bronchiolitis, wheezing, or reactive airway disease. A new wheezing episode was recorded as one that occurred >2 weeks after the diagnosis of the previous episode and the medical opinion is that the wheezing does not represent a persistence of the previous episode. Number of participants with frequency of MA wheezing events (either 0, 1, 2, 3, 4, or greater than or equal to [>=] 5) are reported.
Study Day 0 through 3 years
Mean Trough Serum Concentrations of Motavizumab
Ramy czasowe: Day 0 (pre Dose 1) and Day 120 (Pre Dose 5)
The mean trough serum concentrations of motavizumab are reported.
Day 0 (pre Dose 1) and Day 120 (Pre Dose 5)
Number of Participants With Positive Anti-Motavizumab Antibodies After Full Dose
Ramy czasowe: Day 0 (Pre Dose 1) and Day 120 (Pre Dose 5)
The number of participants with positive serum antidrug antibodies (ADAs) to motavizumab after full dose are reported.
Day 0 (Pre Dose 1) and Day 120 (Pre Dose 5)
Number of Participants With Positive Anti-Motavizumab Antibodies After Any Dose
Ramy czasowe: Day 0 (Pre Dose 1) and Day 120 (Pre Dose 5)
The number of participants with positive serum ADA to motavizumab after any dose are reported.
Day 0 (Pre Dose 1) and Day 120 (Pre Dose 5)

Współpracownicy i badacze

Tutaj znajdziesz osoby i organizacje zaangażowane w to badanie.

Sponsor

MedImmune LLC

Śledczy

  • Dyrektor Studium: MedImmune, LLC MedImmune, LLC, MedImmune LLC

Publikacje i pomocne linki

Osoba odpowiedzialna za wprowadzenie informacji o badaniu dobrowolnie udostępnia te publikacje. Mogą one dotyczyć wszystkiego, co jest związane z badaniem.

Publikacje ogólne

Daty zapisu na studia

Daty te śledzą postęp w przesyłaniu rekordów badań i podsumowań wyników do ClinicalTrials.gov. Zapisy badań i zgłoszone wyniki są przeglądane przez National Library of Medicine (NLM), aby upewnić się, że spełniają określone standardy kontroli jakości, zanim zostaną opublikowane na publicznej stronie internetowej.

Główne daty studiów

Rozpoczęcie studiów (Rzeczywisty)

15 listopada 2004

Zakończenie podstawowe (Rzeczywisty)

27 grudnia 2010

Ukończenie studiów (Rzeczywisty)

27 grudnia 2010

Daty rejestracji na studia

Pierwszy przesłany

13 lipca 2005

Pierwszy przesłany, który spełnia kryteria kontroli jakości

19 lipca 2005

Pierwszy wysłany (Oszacować)

21 lipca 2005

Aktualizacje rekordów badań

Ostatnia wysłana aktualizacja (Rzeczywisty)

5 stycznia 2022

Ostatnia przesłana aktualizacja, która spełniała kryteria kontroli jakości

7 grudnia 2021

Ostatnia weryfikacja

1 grudnia 2021

Więcej informacji

Terminy związane z tym badaniem

Słowa kluczowe

Inne numery identyfikacyjne badania

  • MI-CP117

Plan dla danych uczestnika indywidualnego (IPD)

Planujesz udostępniać dane poszczególnych uczestników (IPD)?

TAk

Opis planu IPD

Qualified researchers can request access to anonymized individual patient-level data from AstraZeneca group of companies sponsored clinical trials via the request portal. All request will be evaluated as per the AZ disclosure commitment: https://astrazenecagrouptrials.pharmacm.com/ST/Submission/Disclosure.

Yes, indicates that AZ are accepting requests for IPD, but this does not mean all requests will be shared.

Ramy czasowe udostępniania IPD

AstraZeneca will meet or exceed data availability as per the commitments made to the EFPIA Pharma Data Sharing Principles. For details of our timelines, please rerefer to our disclosure commitment at https://astrazenecagrouptrials.pharmacm.com/ST/Submission/Disclosure.

Kryteria dostępu do udostępniania IPD

When a request has been approved AstraZeneca will provide access to the de-identified individual patient-level data in an approved sponsored tool. Signed Data Sharing Agreement (non-negotiable contract for data accessors) must be in place before accessing requested information. Additionally, all users will need to accept the terms and conditions of the SAS MSE to gain access. For additional details, please review the Disclosure Statements at https://astrazenecagrouptrials.pharmacm.com/ST/Submission/Disclosure.

Typ informacji pomocniczych dotyczących udostępniania IPD

  • Protokół badania
  • Plan analizy statystycznej (SAP)

Te informacje zostały pobrane bezpośrednio ze strony internetowej clinicaltrials.gov bez żadnych zmian. Jeśli chcesz zmienić, usunąć lub zaktualizować dane swojego badania, skontaktuj się z register@clinicaltrials.gov. Gdy tylko zmiana zostanie wprowadzona na stronie clinicaltrials.gov, zostanie ona automatycznie zaktualizowana również na naszej stronie internetowej .

Badania kliniczne na Placebo

Wyszukaj podobne próby

Sponsorzy i współpracownicy

Warunki medyczne

Interwencje lekowe

CROs by country

CROs in Cambodia

Warunki

Rzadkie choroby

Interwencje lekowe

Suplementy diety

Sponsor / Współpracownicy

Lokalizacje

3
Subskrybuj