Safety and Immunogenicity Study of a Booster Vaccination With a Non-Adjuvanted H5N1 Influenza Vaccine (Follow Up to Study 810501)
An Open-label Phase II Study to Assess the Immunogenicity and Safety of a Booster Vaccination With a Heterologous Vero Cell-Derived Whole Virus H5N1 Influenza Vaccine in a Healthy Young Adult Population (Follow Up to Study 810501)
Studieoversigt
Status
Status
Betingelser
Betingelser
Intervention / Behandling
Intervention / Behandling
Undersøgelsestype
Undersøgelsestype
Tilmelding (Forventet)
Tilmelding
Fase
Fase
- Fase 2
Kontakter og lokationer
Studiesteder
-
-
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Vienna, Østrig, 1090
- University Hospital, Department of Clinical Pharmacology, General Hospital Vienna
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Deltagelseskriterier
Berettigelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
Inclusion Criteria:
Subjects who participated in Study 810501 will be eligible for participation in the study if they:
- Completed the Day 42 visit in study 810501
- Have an understanding of the study, agree to its provisions, and give written informed consent prior to study entry
- Are clinically healthy, as determined by the Investigator's clinical judgment through collection of medical history and performance of a physical examination
- Agree to keep a daily record of symptoms for the duration of the study
- If female and capable of bearing children, have a negative urine pregnancy test result at study entry and agree to employ adequate birth control measures for the duration of the study
Exclusion Criteria:
- Have a history of vaccination with an H5N1 influenza virus since the second vaccination in study 810501
- Have had an allergic reaction to one of the components of the vaccine since the second vaccination in Study 810501
- Have been diagnosed with a significant neurological, cardiovascular, pulmonary (including asthma), hepatic, rheumatic, autoimmune, hematological, renal or metabolic disorder since the second vaccination in Study 810501
- Are unable to lead an independent life as a result of either physical or mental handicap
- Suffer from any kind of immunodeficiency since the second vaccination in Study 810501
- Suffer from a disease or were undergoing a treatment within 30 days prior to the scheduled booster vaccination or are currently undergoing a form of treatment that can be expected to influence immune response. Such treatment includes, but is not limited to, systemic or high dose inhaled (>800µg/day of beclomethasone dipropionate or equivalent) corticosteroids, radiation treatment or other immunosuppressive or cytotoxic drugs
- Have had severe allergic reactions or anaphylaxis since the second vaccination in Study 810501
- Have a rash, dermatologic condition or tattoos which may interfere with injection site reaction rating
- Have undergone systemic corticoid therapy within 30 days prior to study entry
- Have a functional or surgical asplenia
- Have a known or suspected problem with alcohol or drug abuse
- Were administered an investigational drug within six weeks prior to study entry or are concurrently participating in a clinical study that includes the administration of an investigational product
- Are a member of the team conducting this study or are in a dependent relationship with the study investigator. Dependent relationships include close relatives (i.e., children, partner/spouse, siblings, parents) as well as employees of the investigator If female, are pregnant or lactating
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Forebyggelse
- Tildeling: N/A
- Interventionel model: Enkelt gruppeopgave
- Maskning: Ingen (Åben etiket)
Hvad måler undersøgelsen?
Primære resultatmål
Primære resultatmål
Resultatmål |
Tidsramme |
|---|---|
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Number of subjects with antibody response to the vaccine strain (A/Indonesia/05/2005) associated with protection 21 days after the booster vaccination (HI antibody titer >= 1:40 or MN titer >= 1:20)
Tidsramme: 9 months
|
9 months
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Samarbejdspartnere og efterforskere
Sponsor
Sponsor
Publikationer og nyttige links
Datoer for undersøgelser
Studer store datoer
Studiestart
Studiestart
Primær færdiggørelse (Faktiske)
Primær færdiggørelse
Studieafslutning (Faktiske)
Studieafslutning
Datoer for studieregistrering
Først indsendt
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først indsendt, der opfyldte QC-kriterier
Først opslået (Skøn)
Først opslået
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Skøn)
Sidste opdatering sendt
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Nøgleord
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
Andre undersøgelses-id-numre
- 810703
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