- ICH GCP
- US Clinical Trials Registry
- Klinisk utprøving NCT01656356
Phase I Safety and Immunogenicity of Live Attenuated Influenza H5 Candidate Vaccine Strain A/17/Turkey/Turkey/05/133 (H5N2) in Healthy Thai Volunteers
Studieoversikt
Status
Forhold
Intervensjon / Behandling
Detaljert beskrivelse
It is a phase I randomized placebo controlled trial (vaccine and placebo ratio of 2:1). A phase II study is planned to be conducted following review of results of this phase.
Phase I: It is a double blind randomized placebo controlled trial involving 24 participants age 18-49 years (16 will receive vaccines and 8 will receive placebo). All will be admitted in the isolation ward for 10-14 days after each immunization mainly for safety assessment. Two doses of live attenuated influenza H5 vaccine candidate strain A/17/turkey/Turkey/05/133 (H5N2) will be given by intranasal route 21 days apart. Each group of 4 participants will be immunized at a time at 30-60 mins interval. All participants will be followed 21 days after each immunization. Total follow up is 60 day.
Studietype
Fase
- Fase 1
Kontakter og plasseringer
Studiesteder
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-
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Bangkok, Thailand, 10400
- Faculty of Tropical Medicine
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Deltakelseskriterier
Kvalifikasjonskriterier
Alder som er kvalifisert for studier
Tar imot friske frivillige
Kjønn som er kvalifisert for studier
Beskrivelse
Inclusion Criteria:
- Healthy
- Age 18-49 years old
- Having Thai ID card or equivalent
- Are seronegative to the specific H5 influenza virus determined by antibody titer less than 1:40 by HAI test to the corresponding antigen.
- Anti HIV - Negative
- All hematology & biochemistry and urine analysis are within normal range or of no clinical significance (not more than 1.5 times of normal value)
- Able to read and write and sign written informed consent.
Exclusion Criteria:
- Known history of egg allergy
- Having had recently influenza infection confirmed as H5
- History of bronchial asthma
- History of chronic lung diseases
- History of chronic rhinitis
- History of immunodeficiency state
- History of immunosuppression
- History of heavy smoking (more than 5 rolls per day)
- History of alcoholic (pure drink 200 ml per day)
- Acute infectious and noninfectious diseases (within 2 weeks)
- Exacerbation of chronic diseases or cancer or HIV positives
- Anamnestic leukocytosis, hepatitis B and C positives
- The volunteers who have been taking immunoglobulin products or have had a blood transfusion during past three months before the beginning of the experiment
- Participation in other research study or stop participant less than 1 month
- Pregnancy or plan to become pregnant for 60 days after enrollment or breast feeding
- Any concomitant medication with Aspirin
- The volunteers who have family members with immunodeficiency
- Poultry workers
- Have undertaken international travel within the one week prior to immunization
Studieplan
Hvordan er studiet utformet?
Våpen og intervensjoner
Deltakergruppe / Arm |
Intervensjon / Behandling |
|---|---|
|
Placebo komparator: Placebo
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Aktiv komparator: A/17/turkey/Turkey/05/133 (H5N2)
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Samarbeidspartnere og etterforskere
Sponsor
Studierekorddatoer
Studer hoveddatoer
Studiestart
Primær fullføring (Faktiske)
Datoer for studieregistrering
Først innsendt
Først innsendt som oppfylte QC-kriteriene
Først lagt ut (Anslag)
Oppdateringer av studieposter
Sist oppdatering lagt ut (Anslag)
Siste oppdatering sendt inn som oppfylte QC-kriteriene
Sist bekreftet
Mer informasjon
Begreper knyttet til denne studien
Nøkkelord
Ytterligere relevante MeSH-vilkår
Andre studie-ID-numre
- GPO AVIAN FLU Vaccine-V02
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