Study Stopped
Janssen made the strategic decision to discontinue the CROCuS study. This decision is not based on any safety concerns.
Study to Evaluate Safety and Antiviral Activity of Doses of JNJ-53718678 in Children (>=28 Days to <=3 Years) With Respiratory Syncytial Virus Infection
A Phase 2, Double-blind, Placebo-controlled Study to Evaluate the Antiviral Activity, Clinical Outcomes, Safety, Tolerability, and Pharmacokinetic/Pharmacodynamic Relationships of Different Doses of JNJ-53718678 in Children >=28 Days and <=3 Years of Age With Acute Respiratory Tract Infection Due to Respiratory Syncytial Virus Infection
3 other identifiers
interventional
246
22 countries
169
Brief Summary
The purpose of this study is to evaluate the antiviral activity, clinical outcomes, safety, tolerability, and pharmacokinetic/pharmacodynamic relationships of different oral dose levels of JNJ-53718678 in children greater than or equal to 28 days and less than or equal to 3 years of age with respiratory syncytial virus (RSV) disease (hospitalized participants \[Cohort 1\] or outpatients \[Cohort 2\]).
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for phase_2
Started Nov 2018
Typical duration for phase_2
169 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
Click on a node to explore related trials.
Study Timeline
Key milestones and dates
First Submitted
Initial submission to the registry
August 15, 2018
CompletedFirst Posted
Study publicly available on registry
September 4, 2018
CompletedStudy Start
First participant enrolled
November 29, 2018
CompletedPrimary Completion
Last participant's last visit for primary outcome
April 18, 2022
CompletedStudy Completion
Last participant's last visit for all outcomes
April 18, 2022
CompletedResults Posted
Study results publicly available
September 21, 2023
CompletedFebruary 4, 2025
January 1, 2025
3.4 years
August 15, 2018
April 11, 2023
January 31, 2025
Conditions
Outcome Measures
Primary Outcomes (1)
Respiratory Syncytial Virus (RSV) Viral Load Area Under Curve (AUC) From Immediately Prior to First Dose of Study Drug (Baseline) Through Day 5 (AUC[Day 5])
RSV viral load AUC from immediately prior to first dose of study drug through Day 5 was determined. The RSV viral load was measured by quantitative reverse transcription polymerase chain reaction (qRT-PCR) assay in mid-turbinate nasal swab specimens. As planned, combined data for both the cohorts was collected, analyzed and reported for this outcome measure.
Baseline through Day 5
Secondary Outcomes (48)
RSV Viral Load Over Time
Baseline, Days 3, 5, 8, 14, and 21
Change From Baseline in RSV Viral Load Over Time
Baseline up to Days 3, 5, 8, 14, and 21
Least Squares (LS) Mean RSV Viral Load on Days 3, 8 and 14
Baseline through Days 3, 8, and 14
Time to Undetectable RSV Viral Load
Up to Day 21
Percentage of Participants With Undetectable RSV Viral Load at Each Timepoint Throughout the Study
Baseline, Days 3, 5, 8, 14 and 21
- +43 more secondary outcomes
Study Arms (3)
High Dose: JNJ-53718678
EXPERIMENTALParticipants will be randomized to receive JNJ-53718678 2.5 milligram per kilogram (mg/kg) (Age Group 1: greater than or equal to \[\>=\] 28 days and less than \[\<\] 3 months of age), 3 mg/kg (Age Group 2: \>=3 months and \<6 months of age) and 4.5 mg/kg (Age Group 3: \>=6 months and less than or equal to \[\<=3\] years of age) orally twice daily for 7 days.
Low Dose: JNJ-53718678
EXPERIMENTALParticipants will be randomized to receive JNJ-53718678 0.85 mg/kg (Age Group 1: \>=28 days and \<3 months of age), 1 mg/kg (Age Group 2: \>=3 months and \<6 months of age) and 1.5 mg/kg (Age Group 3: \>=6 months and 3 years of age) orally twice daily for 7 days.
Placebo
PLACEBO COMPARATORParticipants will be randomized to receive matching placebo (i.e. high volume placebo or low volume placebo to match the calculated volume of the JNJ-53718678 for the high dose or low dose) orally twice daily for 7 days.
Interventions
Participants will receive JNJ-53718678 (high dose or low dose) orally twice daily for 7 days.
Participants will receive matching placebo (high volume or low volume) orally twice daily for 7 days.
Eligibility Criteria
You may qualify if:
- Informed consent form (ICF) must be given
- Laboratory diagnosis of respiratory syncytial virus (RSV) infection
- The participant has an acute respiratory illness
- The time of onset of RSV symptoms to the anticipated time of randomization must be less than or equal to (\<=) 5 days
- Except for the RSV-related illness, the Participant must be medically stable in case of allowed co-morbid conditions
- The participant must have been assessed per local public health practice and considered not to have Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection during this respiratory infection
You may not qualify if:
- The participant is less than (\<) 3 months postnatal age at screening and was born prematurely (i.e, \<37 weeks and 0 days of gestation) OR if the participant weighs \<2.4 kilogram (kg) or greater than (\>) 16.8 kg
- Participant is considered by the investigator to be immunocompromised within the past 12 months
- Participant unwilling or unable to undergo mid-turbinate nasal swab procedures
- Participant is receiving chronic home oxygen therapy at screening
- Participant has other clinically significant abnormal electrocardiogram (ECG) findings not consistent with the present risk factor for severe RSV disease (if applicable) in the study population, as judged by the investigator based on the machine read ECG results at screening
- The participant has a QTcF interval greater than (\>)450 millisecond (ms) per the machine read (mean of triplicate) parameter result confirmed by repeat triplicate ECG recording during screening
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (169)
Madera Family Medical Group
Madera, California, 93637, United States
FOMAT Medical Research
Ventura, California, 93003, United States
Children's Hospital Colorado
Aurora, Colorado, 80045, United States
Elite Clinical Trials
Blackfoot, Idaho, 83221, United States
Saltzer Medical Group
Nampa, Idaho, 83686, United States
Ann & Robert H. Lurie Children's Hospital of Chicago
Chicago, Illinois, 60611, United States
Tufts Medical Center
Boston, Massachusetts, 02111, United States
Craig A. Spiegel, MD
Bridgeton, Missouri, 63044, United States
SUNY Upstate Medical University - Upstate Golisano Children's Hospital (GCH)
Syracuse, New York, 13210, United States
Santiago Reyes, MD
Oklahoma City, Oklahoma, 73112, United States
Coastal Pediatric Research
Summerville, South Carolina, 29486, United States
Sanford Health
Sioux Falls, South Dakota, 57105, United States
Children's Hospital of Richmond at VCU
Richmond, Virginia, 23298, United States
West Virginia University
Morgantown, West Virginia, 26506, United States
Hospital Italiano Regional Del Sur
Bahía Blanca, B8001HXM, Argentina
Fundación Respirar
Buenos Aires, C1426ABP, Argentina
Hospital Central Militar Cirujano Mayor Dr Cosme Argerich
Buenos Aires, C1426BOS, Argentina
CEMIC (Centro de Educación Médica e Investigaciones Clínicas)
City of Buenos Aires, 1431, Argentina
Hospital Pedro de Elizalde
City of Buenos Aires, C1270AAN, Argentina
Hospital Italiano de La Plata
Ciudad de La Plata, B1900AX, Argentina
Hospital Universitario Austral
Pilar, 1629, Argentina
Hospital del Niño Jesús
San Miguel de Tucumán, 4000, Argentina
Clinica Mayo de UMCB
San Miguel de Tucumán, T4000IHE, Argentina
ULB Hôpital Erasme
Anderlecht, 1070, Belgium
UZ Antwerpen
Edegem, 2650, Belgium
C.H.R. Citadelle
Liège, 4000, Belgium
Universidade Federal De Minas Gerais - Hospital das Clínicas
Belo Horizonte, 30130-100, Brazil
Fundacao para o Desenvolvimento Medico Hospitalar (UNESP Botucatu)
Botucatu, 18618-686, Brazil
Sociedade Campineira de Educacao e Instrucao Hospital e Maternidade Celso Pierro
Campinas, 13060-904, Brazil
Nucleo de Pesquisa do Hospital Pequeno Princípe
Curitiba, 80250-060, Brazil
Secretaria da Saude do Estado do Ceara - Hospital Doutor Carlos Alberto Studart Gomes
Fortaleza, 60840-285, Brazil
Centro de Estudos e Pesquisas em Moléstias Infecciosas - CEPCLIN
Natal, 59025-050, Brazil
Associacao Hospitalar Beneficente Sao Vicente de Paulo - Hospital Sao Vicente de Paulo
Passo Fundo, 99010-080, Brazil
Associacao Hospitalar Moinhos de Vento
Porto Alegre, 90035 901, Brazil
Irmandade Santa Casa de Misericordia de Porto Alegre
Porto Alegre, 90035-074, Brazil
Fundacao Faculdade Regional de Medicina de Sao Jose do Rio Preto Hospital de Base
São José do Rio Preto, 15090-000, Brazil
Fundacao Jose Luiz Egydio Setubal
São Paulo, 01227-200, Brazil
CMPC - Consultoria Médica e Pesquisa Clínica
Sorocaba, 18040-425, Brazil
Santa Casa de Misericórdia de Votuporanga
Votuporanga, 15500-003, Brazil
UMHAT 'Dr. Georgi Stranski', EAD
Pleven, 5800, Bulgaria
UMHAT 'Sveti Georgi'-Plovdiv
Plovdiv, 4000, Bulgaria
UMHAT 'Kanev' EAD
Rousse, 7002, Bulgaria
Medical Center-1-Sevlievo EOOD
Sevlievo, 5400, Bulgaria
Acibadem City Clinic Tokuda Hospital
Sofia, 1407, Bulgaria
DCC 'Sv. Vrach and Sv. Sv. Kuzma and Damyan', OOD
Sofia, 1408, Bulgaria
UMHAT 'Aleksandrovska' EAD
Sofia, 1431, Bulgaria
SHATCD 'Prof. Ivan Mitev' EAD
Sofia, 1606, Bulgaria
CHU de Caen
Caen, 14033, France
Hopital Antoine Beclere
Clamart, 92141, France
CHU de Montpellier - Arnaud de Villeneuve
Montpellier, 34070, France
CHU de Nantes hotel Dieu
Nantes, 44000, France
Hopitaux pediatriques CHU Lenval
Nice, 6200, France
Hôpital Necker-Enfants Malades
Paris, 75015, France
Hopital Charles Nicolle
Rouen, 76000, France
Kinderarztpraxis Bramsche
Bramsche, 49565, Germany
Hürthpark Kinder & Jugendärzte
Hürth, 50354, Germany
Praxiszentrum Triftplatz
Schönau am Königssee, 83471, Germany
Kinderärztliche Gemeinschaftspraxis
Wolfsburg, 38448, Germany
Universitatsklinikum Wurzburg
Würzburg, 97080, Germany
Semmelweis Egyetem, II. sz. Gyermekgyógyászati Klinika
Budapest, 1094, Hungary
Del Pesti Centrumkorhaz Orszagos Hematologiai es Infektologiai Intezet Szent Laszlo Telephely
Budapest, 1097, Hungary
Debreceni Egyetem Klinikai Központ,Infektológiai Klinika
Debrecen, 4031, Hungary
Debreceni Egyetem Klinikai Kozpont
Debrecen, 4032, Hungary
Futurenest Klinikai Kutato Kft.
Miskolc, 3528, Hungary
Kanizsai Dorottya Kórház
Nagykanizsa, 8800, Hungary
Szegedi Tudomanyegyetem
Szeged, 6720, Hungary
Fejer Varmegyei Szent Gyorgy Egyetemi Oktatokorhaz
Székesfehérvár, 8000, Hungary
Csolnoky Ferenc Korhaz
Veszprém, 8200, Hungary
A O U Sant Orsola Malpighi
Bologna, 40100, Italy
Università degli Studi di Milano, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico
Milan, 20122, Italy
ASST Fatebenefratelli Sacco / Ospedale dei Bambini V. Buzzi
Milan, 20154, Italy
Dipartimento di Pediatria dell'Ospedale Luigi Sacco
Milan, 20157, Italy
Azienda Ospedaliera di Padova
Padua, 35128, Italy
Department of Pediatrics University of Pavia, Policlinico San Matteo
Pavia, 27100, Italy
Ospedale degli Infermi
Ponderano, 13875, Italy
Hosaka Kodomo Clinic
Bunkyō City, 112-0001, Japan
Kobayashi Pediatric Clinic
Fujieda, 426-0067, Japan
Fukui-ken Saiseikai Hospital
Fukui, 918-8503, Japan
National Hospital Organization Fukuyama Medical Center
Fukuyama, 720-8520, Japan
Fukuyama City Hospital
Fukuyama, 721-8511, Japan
Tanabe Pediatrics Clinic
Hatsukaichi, 738-0027, Japan
Kagoshima Children's Hospital
Hioki, 899-2503, Japan
National Hospital Organization Hirosaki General Medical Center
Hirosaki, 036-8545, Japan
Shirao Clinic of Pediatrics and Pediatric Allergy
Hiroshima, 734-0023, Japan
National Hospital Organization Kanazawa Medical Center
Kanazawa, 920-8650, Japan
Kojunkai Daido Clinic
Nagoya, 457-8511, Japan
Kojunkai Daido Hospital
Nagoya, 457-8511, Japan
Momotaro Clinic
Okayama, 701-0205, Japan
National Hospital Organization Beppu Medical Center
Ōita, 874-0011, Japan
National Hospital Organization Saitama National Hospital
Saitama, 351-0102, Japan
KKR Sapporo Medical Center
Sapporo, 062-0931, Japan
Tsuda Pediatrics Clinic
Setagaya-ku, 154-0017, Japan
Okawa Children & Family Clinic
Tokyo, 146-0095, Japan
INAMI Pediatric clinic
Tokyo, 154-0002, Japan
Hospital Selayang
Batu Caves, 68100, Malaysia
Hospital Miri
Miri, 98000, Malaysia
Hospital Tuanku Fauziah
Pusat Bandar Kangar, 01000, Malaysia
Hospital Sibu
Sibu, 96000, Malaysia
RM Pharma Specialists
Benito Juárez, 03100, Mexico
Instituto Nacional de Pediatría
Coyoacán, 04530, Mexico
Hospital Civil de Guadalajara
Guadalajara, 44280, Mexico
Hospital Infantil de Mexico Federico Gomez
Mexico City, 6720, Mexico
Hospital Universitario Dr Jose Eleuterio Gonzalez
Monterrey, 64460, Mexico
Osrodek Badan Klinicznych In-Vivo Sp. z o.o.
Bydgoszcz, 85-090, Poland
Zespol Opieki Zdrowotnej w Debicy, Oddzial Dzieciecy
Dębica, 39-200, Poland
Krakowski Szpital Specjalistyczny im. Jana Pawla II, Oddzial Pediatrii i Neurologii Dzieciecej
Krakow, 31-202, Poland
Instytut Gruzlicy i Chorob Pluc Oddzial Terenowy im. Rudnikow w Rabce-Zdroj, Oddzial Pulmonologii
Rabka-Zdrój, 34-700, Poland
ALERGO-MED Specjalistyczna Przychodnia Lekarska Sp. z o.o.
Tarnów, 33-100, Poland
Szpital im Swietej Jadwigi Slaskiej Oddzial Pediatryczny z Pododdzialem Niemowlecym
Trzebnica, 55 100, Poland
NZOZ Salmed
Łęczna, 21-010, Poland
Infectious Clinical Hospital #1 Of The Moscow City Health Department
Moscow, 125367, Russia
OOO MDP-Medical Group
Odintsovo, 143005, Russia
City Children Clinical Outpatient Clinic #5
Perm, 614066, Russia
OOO 'Medical Technologies'
Saint Petersburg, 191025, Russia
Children Outpatient Clinic 45 Of Nevskiy Region
Saint Petersburg, 193312, Russia
OOO 'Arsvite North-West'
Saint Petersburg, 194223, Russia
LLC Pitercliniсa
Saint Petersburg, 196158, Russia
LLC Kurator
Saint Petersburg, 196240, Russia
Siberian State Medical University
Tomsk, 634050, Russia
Bashkir State Medical University
Ufa, 450083, Russia
Yaroslavl State Medical University Based On Children Polyclinics #5
Yaroslavl, 150000, Russia
Tygrberg Hospital
Bellville, 7505, South Africa
Josha Research
Bloemfontein, 9300, South Africa
VX Pharma
Pretoria, 0002, South Africa
Two Military Hospital
Wynberg, 7824, South Africa
The Catholic University of Korea, Incheon St. Mary's Hospital
Incheon, 403-720, South Korea
Nowon Eulji Medical Center, Eulji University
Seoul, 01830, South Korea
Kangbuk Samsung Hospital
Seoul, 03181, South Korea
Inje University Sanggye Paik Hospital
Seoul, 1757, South Korea
Hosp. Univ. Germans Trias I Pujol
Badalona, 08916, Spain
Hosp. Del Mar
Barcelona, 08003, Spain
Hosp. Univ. de Burgos
Burgos, 09006, Spain
Hosp. Univ. de Getafe
Getafe, 28020, Spain
Hosp Univ Fund Jimenez Diaz
Madrid, 28040, Spain
Hosp. Univ. 12 de Octubre
Madrid, 28041, Spain
Hosp. Univ. La Paz
Madrid, 28046, Spain
Hosp. Univ. Pta. de Hierro Majadahonda
Majadahonda, 28221, Spain
Hosp Regional Univ de Malaga
Málaga, 29011, Spain
Hosp. Puerta Del Sur
Móstoles, 28938, Spain
Hosp. Quiron Madrid Pozuelo
Pozuelo de Alarcón, 28223, Spain
Hosp Clinico Univ de Salamanca
Salamanca, 37007, Spain
Hosp. Clinico Univ. de Santiago
Santiago de Compostela, 15706, Spain
Barn- Och Ungdomsmedicin
Malmo, 20502, Sweden
Sachsska barn-och ungdomssjukhuset
Stockholm, 11861, Sweden
Astrid Lindgrens barnsjukhus Solna
Stockholm, 14186, Sweden
Hsinchu MacKay Memorial Hospital
Hsinchu, 30071, Taiwan
Kaohsiung Chang Gung Memorial Hospital
Kaohsiung City, 83301, Taiwan
Taichung Veterans General Hospital
Taichung, 40705, Taiwan
National Taiwan University Hospital
Taipei, 10002, Taiwan
Taipei Municipal Wanfang Hospital
Taipei, 11696, Taiwan
Chang Gung Memorial Hospital- Linkou
Taoyuan, 33305, Taiwan
Queen Sirikit National Institute of Child Health
Bangkok, 10400, Thailand
Tropical Medicine Hospital, Mahidol University
Bangkok, 10400, Thailand
Siriraj Hospital Mahidol University
Bangkok, 10700, Thailand
Chiang Mai University
Chiang Mai, 50200, Thailand
Research Institute for Health Sciences
Chiang Mai, 50200, Thailand
Srinagarind Hospital
Khon Kaen, 40002, Thailand
Cukurova University Medical Faculty Balcali Hospital
Adana, 01330, Turkey (Türkiye)
Ankara University Medical Faculty
Ankara, 06100, Turkey (Türkiye)
Hacettepe University Medical Faculty
Ankara, 06100, Turkey (Türkiye)
Gazi University Medical Faculty
Ankara, 06560, Turkey (Türkiye)
Ankara Bilkent Sehir Hastanesi
Ankara, 06800, Turkey (Türkiye)
Istanbul University Istanbul Medical Faculty
Istanbul, 34098, Turkey (Türkiye)
Ege University Medical Faculty
Izmir, 35100, Turkey (Türkiye)
Saglik Bilimleri University Sariyer Hamidiye Etfal Training and Research Hospital
Sarıyer, 34453, Turkey (Türkiye)
Karadeniz Teknik University Medical Faculty
Trabzon, 61080, Turkey (Türkiye)
Royal Devon & Exeter Hospital
Exeter, EX2 5DW, United Kingdom
Whipps Cross University Hospital
London, E11 1NR, United Kingdom
The Adam Practice
Poole, BH16 5PW, United Kingdom
Related Publications (1)
Ferrero F, Lin CY, Liese J, Luz K, Stoeva T, Nemeth A, Gijon M, Calvo C, Natalini S, Toh TH, Deleu S, Chen B, Rusch S, Sanchez BL, Leipoldt I, Vijgen L, Huntjens D, Baguet T, Bertzos K, Gamil M, Stevens M; CROCuS Investigators. CROCuS, a Phase II Study Evaluating the Antiviral Activity, Clinical Outcomes, and Safety of Rilematovir in Children Aged >/= 28 Days and </= 3 Years with Acute Respiratory Tract Infection Due to Respiratory Syncytial Virus. Paediatr Drugs. 2024 Jul;26(4):411-427. doi: 10.1007/s40272-024-00625-x. Epub 2024 Apr 22.
PMID: 38649595DERIVED
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Results Point of Contact
- Title
- Senior Director Medical Leader
- Organization
- Janssen Research & Development, LLC
Study Officials
- STUDY DIRECTOR
Janssen Research & Development, LLC Clinical Trial
Janssen Research & Development, LLC
Publication Agreements
- PI is Sponsor Employee
- No
- Restriction Type
- OTHER
- Restrictive Agreement
- Yes
Study Design
- Study Type
- interventional
- Phase
- phase 2
- Allocation
- RANDOMIZED
- Masking
- DOUBLE
- Who Masked
- PARTICIPANT, INVESTIGATOR
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- INDUSTRY
- Responsible Party
- SPONSOR
- Expanded Access
- Yes
Study Record Dates
First Submitted
August 15, 2018
First Posted
September 4, 2018
Study Start
November 29, 2018
Primary Completion
April 18, 2022
Study Completion
April 18, 2022
Last Updated
February 4, 2025
Results First Posted
September 21, 2023
Record last verified: 2025-01