Safety and Immunogenicity of Booster Dose of An Inactivated,Adjuvanted Whole-Virion Pandemic Influenza(H5N1)Vaccine

NCT ID: NCT00660257

Last Updated: 2008-04-17

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE1

Total Enrollment

57 participants

Study Classification

INTERVENTIONAL

Study Start Date

2007-01-31

Study Completion Date

2008-03-31

Brief Summary

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A single center, non-randomized clinical trial in two-dose primed healthy adults to evaluate the safety and immunogenicity of a booster dose of an inactivated pandemic influenza (H5N1) vaccine (whole-virion, aluminium-adjuvanted).

Detailed Description

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Conditions

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Pandemic Influenza Vaccine Prevention Pandemic Influenza

Study Design

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Allocation Method

NON_RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

DOUBLE

Participants Outcome Assessors

Study Groups

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No.1: 1.25 ug

Group Type EXPERIMENTAL

pandemic influenza vaccine (H5N1 strain NIBRG-14)

Intervention Type BIOLOGICAL

pandemic influenza vaccine (H5N1 strain NIBRG-14) booster (third) dose: 1.25 ug per dose, intramuscular injection

No.2: 2.5 ug

Group Type EXPERIMENTAL

pandemic influenza vaccine (H5N1 strain NIBRG-14)

Intervention Type BIOLOGICAL

pandemic influenza vaccine (H5N1 strain NIBRG-14) booster (third) dose: 2.5 ug per dose, intramuscular injection

No.3: 5.0 ug

Group Type EXPERIMENTAL

pandemic influenza vaccine (H5N1 strain NIBRG-14)

Intervention Type BIOLOGICAL

pandemic influenza vaccine (H5N1 strain NIBRG-14) booster (third) dose: 5.0 ug per dose, intramuscular injection

No. 4: 10 ug

Group Type EXPERIMENTAL

pandemic influenza vaccine (H5N1 strain NIBRG-14)

Intervention Type BIOLOGICAL

pandemic influenza vaccine (H5N1 strain NIBRG-14) booster (third) dose: 1.25 ug per dose, intramuscular injection

Interventions

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pandemic influenza vaccine (H5N1 strain NIBRG-14)

pandemic influenza vaccine (H5N1 strain NIBRG-14) booster (third) dose: 1.25 ug per dose, intramuscular injection

Intervention Type BIOLOGICAL

pandemic influenza vaccine (H5N1 strain NIBRG-14)

pandemic influenza vaccine (H5N1 strain NIBRG-14) booster (third) dose: 2.5 ug per dose, intramuscular injection

Intervention Type BIOLOGICAL

pandemic influenza vaccine (H5N1 strain NIBRG-14)

pandemic influenza vaccine (H5N1 strain NIBRG-14) booster (third) dose: 5.0 ug per dose, intramuscular injection

Intervention Type BIOLOGICAL

pandemic influenza vaccine (H5N1 strain NIBRG-14)

pandemic influenza vaccine (H5N1 strain NIBRG-14) booster (third) dose: 1.25 ug per dose, intramuscular injection

Intervention Type BIOLOGICAL

Eligibility Criteria

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Inclusion Criteria

* Had received two-dose priming vaccination in previous phase I trial
* Be able to show legal identity card for the sake of recruitment
* Be able to understand and sign the informed consent.

Exclusion Criteria

* Woman: Who breast-feeding or planning to become pregnant during the study
* Any history of allergic reactions to vaccines or eggs
* Autoimmune disease or immunodeficiency
* Diabetes mellitus (type I or II), with the exception of gestational diabetes
* Serious angioedema episodes within the previous 3 years or requiring medication in the previous two years
* Hypertension that was not well controlled by medication or is more than 145/95 mmHg at enrollment
* Active malignancy or treated malignancy for which there is not reasonable assurance of sustained cure or malignancy that is likely to recur during the period of study
* Guillain-Barre Syndrome
* Women subjects with positive urinary pregnancy test
* Any history of immunosuppressive medications or cytotoxic medications or inhaled corticosteroids within the past six months
* History of any blood products administration within 3 months before the dosing
* Administration of any other investigational research agents within 30 days before the dosing
* Administration of any live attenuated vaccine within 30 days before the dosing
* Administration of subunit or inactivated vaccines, e.g. pneumococcal vaccine, or allergy treatment with antigen injections, within 14 days before the dosing
* Be receiving anti-TB prophylaxis or therapy currently
* Axillary temperature \>37.0 centigrade at the time of dosing
* Psychiatric condition that precludes compliance with the protocol; past or present psychoses; past or present bipolar disorder requiring therapy that has not been well controlled on medication for the past two years; disorder requiring lithium; or suicidal ideation occurring within five years prior to enrollment
* Any medical, psychiatric, social condition, occupational reason or other responsibility that, in the judgment of the investigator, is a contraindication to protocol participation or impairs a volunteer's ability to give informed consent.
Minimum Eligible Age

19 Years

Maximum Eligible Age

61 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Centers for Disease Control and Prevention, China

OTHER_GOV

Sponsor Role collaborator

Sinovac Biotech Co., Ltd

INDUSTRY

Sponsor Role lead

Locations

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China-Japan Friendship Hospital

Beijing, Beijing Municipality, China

Site Status

Countries

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China

References

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Lin JT, Li CG, Wang X, Su N, Liu Y, Qiu YZ, Yang M, Chen JT, Fang HH, Dong XP, Yin WD, Feng ZJ. Antibody persistence after 2-dose priming and booster response to a third dose of an inactivated, adjuvanted, whole-virion H5N1 vaccine. J Infect Dis. 2009 Jan 15;199(2):184-7. doi: 10.1086/595832.

Reference Type DERIVED
PMID: 19067606 (View on PubMed)

Other Identifiers

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PRO-PanFlu-1002

Identifier Type: -

Identifier Source: org_study_id