Prophylaxis of influenza
Conditions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Healthy males or females aged >18 years at the time of providing informed consent 2. Provision of written informed consent to participate in the study and willingness to adhere to all protocol requirements 3. Be able to provide a sample of up to 20 mL of venous blood without undue distress/discomfort 4. Negative pregnancy test at enrolment before receiving study vaccine (female participants of child-bearing potential ONLY). Those at risk of pregnancy during the study period must, in the opinion of the Investigator, be taking/using adequate methods of contraception. Adequate methods are defined as: oral contraception, intrauterine contraceptive device, depot contraceptive (implants/injectables), abstinence, partner vasectomy, condoms with spermicide Are the trial subjects under 18? no Number of subjects for this age range: F.1.2 Adults (18-64 years) yes F.1.2.1 Number of subjects for this age range F.1.3 Elderly (>=65 years) yes F.1.3.1 Number of subjects for this age range
Exclusion criteria
Exclusion criteria: 1. Hypersensitivity to eggs, chicken protein, neomycin, polymyxin, or any components of the vaccine 2. Vaccination against influenza within the previous 6 months 3. Clinical signs of active infection and/or an oral temperature of >38C at study entry. Study entry may be deferred for such individuals, at the discretion of the PI/delegate. 4. Confirmed or suspected immunosuppressive condition (including cancer) or a previously diagnosed (congenital or acquired) immunodeficiency disorder. 5. Current (or within the 90 days prior to receiving the study vaccine) immunosuppressive or immunomodulative therapy, including systemic corticosteroids, as follows: chronic or long-term corticosteroids: >15 mg/day of oral prednisolone or equivalent daily; sporadic corticosteroids: >40 mg/day of oral prednisolone or equivalent for more than 2 courses of >14 days in the three months preceding vaccination. Note that use of topical or inhalant corticosteroids prior to administration of the study vaccine or throughout the study is acceptable. 6. Participation in a clinical trial or use of an investigational product (i.e. a new chemical or biological entity not registered for clinical use) within 90 days prior to receiving the study vaccine or plans to enter a study during the study period. 7. Vaccination with any registered vaccine within 30 days prior to receiving the study vaccine. 8. Current treatment, or treatment with cytotoxic drugs at any time during the six months prior to administration of the study vaccine 9. Known history of Guillain-Barre Syndrome 10. Active neurological disease 11. Current treatment with warfarin or other anticoagulant 12. Physical/medical history that the investigator feels may affect the participant or study results 13. Evidence or history (within the previous 12 months) of drug or alcohol abuse 14. Unwillingness or inability to comply with the study protocol 15. History of psychiatric disorers which in the opinion of the principal investigator, would prevent the participant from giving proper informed consent.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Main Objective: To evaluate the immunogenicity of Enzira in healthy 'Adults' aged >18 years to 60 years of age according to the criteria of the CPMP/BWP/214/96 Note for Guidance on Harmonisation of Requirements for Influenza Vaccines ; Secondary Objective: To evaluate the safety of Enzira in healthy 'adults' aged >18 to 60 years through: the assessment of the frequency of solicited local reactions and general symptoms for 3 days following vaccination the assessment of unsolicited adverse events of more than 2 days duration ;Primary end point(s): To meet the criteria defined in the CPMP/BWP/214/96 Note for Guidance on Harmonisation of Requirements for Influenza Vaccines | — |
Countries
United Kingdom