Study to Evaluate an Influenza Vaccine Candidate
Trial overview
Titers for serum Hemagglutination Inhibition (HI) antibodies against 3 strains of influenza disease.
Timeframe: At Days 0, 21 and 180
Number of seroconverted subjects against 3 strains of influenza disease.
Timeframe: At Days 21 and 180
Seroconversion factor for Hemagglutination Inhibition (HI) antibodies against 3 strains of influenza disease.
Timeframe: At Days 21 and 180
Number of seroprotected subjects against 3 strains of influenza disease.
Timeframe: At Days 0, 21 and 180
Titers for serum Hemagglutination Inhibition (HI) antibodies against 4 strains of influenza disease.
Timeframe: At Days 0 and 21
Geometric mean of influenza-specific Cluster of Differentiation (CD) 4 T-cells.
Timeframe: At Days 0, 21 and 180
Geometric mean of influenza-specific Cluster of Differentiation (CD) 8 T-cells.
Timeframe: At Days 0, 21 and 180
Number of subjects with any and grade 3 solicited local symptoms.
Timeframe: During the 7-day (Days 0-6) post vaccination period
Number of subjects with any, grade 3 and related solicited general symptoms.
Timeframe: During the 7-day (Days 0-6) post vaccination period
Number of subjects with any, grade 3 and related medically significant conditions (MSCs).
Timeframe: From Day 0 to Day 180
Number of subjects with any, grade 3 and related unsolicited adverse events (AEs).
Timeframe: During the 21-day (Days 0-20) post vaccination period
Number of subjects with serious adverse events (SAEs).
Timeframe: From Day 0 to Day 180
- Only subjects who the investigator believes that they can and will comply with the requirements of the protocol .
- A male or female between, and including, 18 - 64 years of age at the time of vaccination.
- Use of any investigational or non-registered product (drug or vaccine) other than the study vaccine(s) within 30 days preceding the first dose of study vaccine, or planned use during the study period.
- Chronic administration (defined as more than 14 days) of immunosuppressants or other immune-modifying drugs within three months prior to the first vaccine dose
- A male or female between, and including, 18
- Written informed consent obtained from the subject.
- Healthy subjects as established by medical history and clinical examination before entering into the study.
- If the subject is female, she must be of non-childbearing potential or if she is of childbearing potential, she must have a negative pregnancy test, practice adequate contraception for 30 days prior to vaccination, and continue such precautions for 2 months after completion of the vaccination series.
Only subjects who the investigator believes that they can and will comply with the requirements of the protocol .
64 years of age at the time of vaccination.
- Chronic administration (defined as more than 14 days) of immunosuppressants or other immune-modifying drugs within three months prior to the first vaccine dose
- Administration of a vaccine not foreseen by the study protocol from 30 days before vaccination, up to 21 days after vaccination.
- History of hypersensitivity to a previous dose of influenza vaccine.
- Any confirmed or suspected immunosuppressive or immunodeficient condition, based on medical history and physical examination
- History of allergic disease or reactions likely to be exacerbated by any component of the vaccine(s)
- Acute or chronic, clinically significant pulmonary, cardiovascular, hepatic or renal functional abnormality, as determined by physical examination or laboratory screening tests.
- Confirmed influenza infection within a year preceding the study start.
- Administration of an influenza vaccine within a year preceding the study start.
- Administration of immunoglobulins and/or any blood products within the three months preceding the first dose of study vaccine or planned administration during the study period.
- Pregnant or lactating female.
- Concurrent participation in another clinical study, at any time during the study period, in which the subject has been or will be exposed to an investigational or a non-investigational product
- Acute disease at the time of enrolment.
- History of chronic alcohol consumption and/or drug abuse.
- Female planning to become pregnant or planning to discontinue contraceptive precautions.
- Any condition which, in the opinion of the investigator, prevents the subject from participating in the study.
- History of administration of experimental/licensed vaccine containing squalene and/or tocopherol within the last 12 months.
Use of any investigational or non-registered product (drug or vaccine) other than the study vaccine(s) within 30 days preceding the first dose of study vaccine, or planned use during the study period.
Trial location(s)
Study documents
If you wish to request for full study report, please contact - [email protected]
Results overview
Results posted on ClinicalTrials.gov
Plain language summaries
Plain language summaries of clinical trial results for Phase 2-4 clinical trials that were initiated on or after January 2022 will be posted by GSK within one year following study completion.