Status:

COMPLETED

A Study of Ad26.COV2.S in Adults (COVID-19)

Lead Sponsor:

Janssen Vaccines & Prevention B.V.

Conditions:

Covid-19 Prevention

Eligibility:

All Genders

18+ years

Phase:

PHASE1

PHASE2

Brief Summary

The purpose of the study is to assess the safety, reactogenicity, and immunogenicity of Ad26.COV2.S at 2 dose levels, administered intramuscularly (IM) as a single-dose or 2-dose schedule, with a sing...

Eligibility Criteria

Inclusion

  • Inclusion criteria:
  • Participant must sign an informed consent form (ICF) indicating that he or she understands the purpose, procedures, and potential risks and benefits of the study, and is willing to participate in the study
  • All female participants of childbearing potential must have a negative highly sensitive urine pregnancy test at screening; and have a negative highly sensitive urine pregnancy test immediately prior to each study vaccine administration
  • Participant must have a body mass index (BMI) less than or equal to (\<=) 30.0 kilograms per square meter (kg/m\^2)
  • Applicable to Cohorts 1 and 2 only: Participant must be healthy, in the investigator's clinical judgment, as confirmed by medical history, physical examination, clinical laboratory assessments, and vital signs performed at screening, and must not have comorbidities related to an increased risk of severe coronavirus disease-2019 (COVID-19). Applicable to Cohort 3 only: In the investigator's clinical judgment, participant must be either in good or stable health Participants may have underlying illnesses such as hyperlipoproteinemia or hypothyroidism, as long as their symptoms and signs are medically controlled and not considered to be comorbidities related to an increased risk of severe COVID-19 (participants may have medical conditions of mild severity (according to the Toxicity Grading Scale), as long as it is stable and medically controlled as defined by no change in medication over the past 6 months (except for issues of tolerability or use of similar drug with same mechanism of action, for example, thiazides, Beta blockers, Alpha blockers at the same effective dose).
  • Exclusion criteria:
  • Participant has a clinically significant acute illness (this does not include minor illnesses such as diarrhea or mild upper respiratory tract infection) or temperature greater than or equal to (\>=) 38.0 degree Celsius within 24 hours prior to the planned first dose of study vaccine; randomization at a later date is permitted at the discretion of the investigator and after consultation with the sponsor
  • Participant has a history of malignancy within 5 years before screening (exceptions are squamous and basal cell carcinomas of the skin and carcinoma in situ of the cervix, or malignancy, which is considered cured with minimal risk of recurrence)
  • Participant has a history of any neurological disorders or seizures including Guillain-Barre syndrome, with the exception of febrile seizures during childhood
  • Participant has a positive diagnostic test result for SARS-CoV-2 infection confirmed by polymerase chain reaction (PCR) at screening
  • Participants with comorbidities that are or might be associated with an increased risk of progression to severe COVID-19, that is, participants with moderate-to-severe asthma; chronic lung diseases such as chronic obstructive pulmonary disease (COPD) (including emphysema and chronic bronchitis), idiopathic pulmonary fibrosis and cystic fibrosis; diabetes (including type 1 or type 2); serious heart conditions, including heart failure, coronary artery disease, congenital heart disease, cardiomyopathies, and (pulmonary) hypertension or high blood pressure; obesity (BMI \>= 30 kg/m\^2); chronic liver disease, including cirrhosis; sickle cell disease; thalassemia; cerebrovascular disease; neurologic conditions (dementia); smoking end stage renal disease; organ transplantation; cancer; HIV infection and other immunodeficiencies; hepatitis B infection; and sleep apnea. Applicable to Cohort 3 only: Participants may have hypertension of mild severity (according to the Toxicity Grading Scale), as long as it is stable and medically controlled as defined by no change in medication over the past 6 months (except for issues of tolerability or use of similar drug with same mechanism of action, for example, thiazides, Beta blockers, Alpha blockers at the same effective dose)
  • Applicable to Cohorts 1 and 3 only: Participant currently working in an occupation with a high risk of exposure to SARS-CoV-2 (for example, health care worker or emergency response personnel) or considered at the investigator's discretion to be at increased risk to acquire COVID-19 for any other reason

Exclusion

    Key Trial Info

    Start Date :

    July 15 2020

    Trial Type :

    INTERVENTIONAL

    Allocation :

    ACTUAL

    End Date :

    February 21 2023

    Estimated Enrollment :

    1085 Patients enrolled

    Trial Details

    Trial ID

    NCT04436276

    Start Date

    July 15 2020

    End Date

    February 21 2023

    Last Update

    February 4 2025

    Active Locations (12)

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    Page 1 of 3 (12 locations)

    1

    Optimal Research

    San Diego, California, United States, 92108

    2

    Optimal Research

    Melbourne, Florida, United States, 32934

    3

    Optimal Research

    Peoria, Illinois, United States, 61614

    4

    Optimal Research

    Rockville, Maryland, United States, 20850