Status:
COMPLETED
Study of Recombinant Influenza Vaccine Containing Different H3 Antigens Without or With Adjuvant in Healthy Adult Subjects
Lead Sponsor:
Sanofi Pasteur, a Sanofi Company
Conditions:
Influenza Immunisation
Healthy Volunteers
Eligibility:
All Genders
18+ years
Phase:
PHASE1
Brief Summary
The primary objectives of the study are: * To describe the safety profile of the different formulations in all participants * To describe the hemagglutinin inhibition (HAI) and seroneutralization (SN...
Detailed Description
Study duration per participant is approximately 1 year
Eligibility Criteria
Inclusion
- Inclusion criteria :
- Older adults: Aged 50 years and older on the day of inclusion Young adults: Aged 18 to 30 years on the day of inclusion
- Informed consent form has been signed and dated
- Able to attend all scheduled visits and to comply with all trial procedures
- Exclusion criteria:
- Participant is pregnant, or lactating, or of childbearing potential and not using an effective method of contraception or abstinence from at least 4 weeks prior to vaccination until at least 12 weeks postvaccination. To be considered of non-childbearing potential, a female must be premenarche, or postmenopausal for at least 1 year, or surgically sterile
- Participation at the time of study enrollment (or in the 4 weeks preceding the study vaccination) or planned participation during the present study period in another clinical study investigating a vaccine, drug, medical device, or medical procedure
- Receipt of any vaccine in the 4 weeks preceding the study vaccination or planned receipt of any vaccine in the 4 weeks following study vaccination
- Previous vaccination against influenza during either of the previous 2 influenza seasons (2018-2019 and 2019-2020) with any licensed or investigational influenza vaccine
- Receipt of immune globulins, blood, or blood-derived products in the past 3 months
- Known or suspected congenital or acquired immunodeficiency; immunosuppressive therapy (such as anticancer chemotherapy or radiation therapy, within the preceding 6 months); or long-term systemic corticosteroid therapy (prednisone or equivalent for more than 2 consecutive weeks within the past 3 months) or receipt of hydroxychloroquine within the preceding 4 weeks
- Dementia or any other cognitive condition at a stage that could interfere with following the trial procedures
- Have known active or recently active (12 months) neoplastic disease or a history of any hematologic malignancy
- History of influenza infection during either of the previous 2 influenza seasons (2018- 2019 or 2019-2020), confirmed by laboratory tests (including rapid tests) at that time
- History of laboratory confirmed coronavirus disease 2019 (COVID-19), confirmed with a nucleic acid amplification test on a respiratory specimen, or known exposure to severe acute respiratory syndrome coronavirus (SARS-CoV-2) positive confirmed close contact (eg, family member, housemate, daycare provider, aged parent requiring care), in the 30 days preceding vaccination, at the discretion of the investigator
- Self-reported or documented seropositivity for human immunodeficiency virus, hepatitis B, or hepatitis C
- Known systemic hypersensitivity to any of the vaccine components, or history of a life-threatening reaction to the vaccines used in the study or to a vaccine containing any of the same substances
- Have any diagnosis, current or past, of an autoimmune disease
- Thrombocytopenia or bleeding disorder, contraindicating intramuscular vaccination based on investigator's judgment
- Deprived of freedom by an administrative or court order, or in an emergency setting, or hospitalized involuntarily
- Any change in chronic prescription medication or change in medication dose or dosage in the 60 days prior to enrollment
- Alcohol abuse or substance abuse that, in the opinion of the investigator, might interfere with the study conduct or completion
- Chronic illness that, in the opinion of the investigator, is at a stage where it might interfere with study conduct or completion
- Any current or past diagnosis of chronic pulmonary disease including asthma (history of childhood asthma is allowed), cystic fibrosis and chronic pulmonary obstructive disease
- Have taken a high-dose inhaled corticosteroid within 6 months prior to study vaccination
- Body mass index of 40 or higher
- Any current or past diagnosis of cardiac disease (eg, coronary artery disease, heart failure, or valvular heart disease \[mild mitral valve prolapse allowed\]). Participants with isolated primary (essential) hypertension are allowed
- Moderate or severe acute illness/infection (according to investigator judgment) on the day of vaccination or febrile illness (oral temperature ≥100.4 F \[≥38.0 C\]). A prospective participant should not be included in the study until the condition has resolved or the febrile event has subsided
- Identified as an investigator or employee of the investigator or study center with direct involvement in the proposed study, or identified as an immediate family member (ie, parent, spouse, natural or adopted child) of the investigator or employee with direct involvement in the proposed study
- Personal or family history of Guillain-Barré syndrome
- History of chronic kidney disease
- Current or past diagnosis of thyroid disease (eg, thyroiditis \[including Hashimoto's thyroiditis\], hyperthyroidism, and hypothyroidism)
- The above information is not intended to contain all considerations relevant to a patient's potential participation in a clinical trial.
Exclusion
Key Trial Info
Start Date :
July 2 2020
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
September 20 2021
Estimated Enrollment :
210 Patients enrolled
Trial Details
Trial ID
NCT04451954
Start Date
July 2 2020
End Date
September 20 2021
Last Update
September 17 2025
Active Locations (5)
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1
Investigational Site Number 8400003
San Diego, California, United States, 92108
2
Investigational Site Number 8400002
Melbourne, Florida, United States, 32934
3
Investigational Site Number 8400004
Orlando, Florida, United States, 32806
4
Investigational Site Number 8400001
Peoria, Illinois, United States, 61614