Safety and Immunogenicity of GSK Bio's Candidate HBV-MPL Vaccines Compared to Engerix™-B, in Healthy Adolescents

NCT ID: NCT00697775

Last Updated: 2008-06-16

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

Get a concise snapshot of the trial, including recruitment status, study phase, enrollment targets, and key timeline milestones.

Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

200 participants

Study Classification

INTERVENTIONAL

Study Start Date

1998-03-31

Brief Summary

Review the sponsor-provided synopsis that highlights what the study is about and why it is being conducted.

In this study the safety and immunogenicity of 2 different formulations of the candidate HBV-MPL vaccine administered according to a 0, 6-month schedule were explored and compared to that of Engerix™-B in healthy adolescents aged 11 to 15

Detailed Description

Dive into the extended narrative that explains the scientific background, objectives, and procedures in greater depth.

At the time of conduct of this study, the sponsor GlaxoSmithKline was known by its former name SmithKline Beecham

Conditions

See the medical conditions and disease areas that this research is targeting or investigating.

Hepatitis B

Keywords

Explore important study keywords that can help with search, categorization, and topic discovery.

Hepatitis B Recombinant hepatitis B vaccine Adjuvant

Study Design

Understand how the trial is structured, including allocation methods, masking strategies, primary purpose, and other design elements.

Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

NONE

Study Groups

Review each arm or cohort in the study, along with the interventions and objectives associated with them.

Group A

HBV-MPL Formulation A at months 0 and 6

Group Type EXPERIMENTAL

HBV-MPL vaccine Formulation A

Intervention Type BIOLOGICAL

Single dose (when extemporaneously co-administered with Engerix™-B) or 2-dose (when administered alone) intramuscular injection

Group B

HBV-MPL Formulation B at months 0 and 6

Group Type EXPERIMENTAL

HBV-MPL vaccine Formulation B

Intervention Type BIOLOGICAL

2-dose intramuscular injection

Group C

HBV-MPL Formulation A at month 0 and Engerix™-B at month 6

Group Type EXPERIMENTAL

HBV-MPL vaccine Formulation A

Intervention Type BIOLOGICAL

Single dose (when extemporaneously co-administered with Engerix™-B) or 2-dose (when administered alone) intramuscular injection

Engerix™-B

Intervention Type BIOLOGICAL

Single dose (when extemporaneously co-administered with HBV-MPL) or 3-dose (when administered alone) intramuscular injection

Group D

Engerix™-B at months 0, 1, 6

Group Type ACTIVE_COMPARATOR

Engerix™-B

Intervention Type BIOLOGICAL

Single dose (when extemporaneously co-administered with HBV-MPL) or 3-dose (when administered alone) intramuscular injection

Interventions

Learn about the drugs, procedures, or behavioral strategies being tested and how they are applied within this trial.

HBV-MPL vaccine Formulation A

Single dose (when extemporaneously co-administered with Engerix™-B) or 2-dose (when administered alone) intramuscular injection

Intervention Type BIOLOGICAL

HBV-MPL vaccine Formulation B

2-dose intramuscular injection

Intervention Type BIOLOGICAL

Engerix™-B

Single dose (when extemporaneously co-administered with HBV-MPL) or 3-dose (when administered alone) intramuscular injection

Intervention Type BIOLOGICAL

Eligibility Criteria

Check the participation requirements, including inclusion and exclusion rules, age limits, and whether healthy volunteers are accepted.

Inclusion Criteria

* Age: between 11 and 15 years at the time of the first vaccination.
* Free of obvious health problems as established by medical history and clinical examination before entering into the study.
* Written informed consent obtained from the parents or guardians of the subject and from the subject himself/herself in all subjects 15 years of age.
* If the subject is female, she must be of non-childbearing potential, if of childbearing potential, she must be abstinent or have used an adequate contraceptive for one month prior to vaccination, have a negative pregnancy test and must agree to continue such precautions for two months after completion of the vaccination series

Exclusion Criteria

* Use of any investigational or non-registered drug or vaccine other than the study vaccine(s) during the study period or within 30 days preceding the first dose of study vaccine.
* Administration of chronic (defined as more than 14 days) immunosuppressants or other immune-modifying drugs within six months of vaccination.
* Planned administration of a vaccine not foreseen by the study protocol during the period starting from one week before each dose of vaccine and ending 30 days after.
* Previous vaccination against hepatitis B virus.
* Previous vaccination with vaccine containing MPL.
* Any confirmed or suspected immunosuppressive or immunodeficient condition, including human immunodeficiency virus (HIV) infection.
* History of allergic disease or reactions likely to be exacerbated by any component of the vaccine.
* Acute disease at the time of enrollment.
* Hepatomegaly, right upper quadrant abdominal pain or tenderness.
* Axillary temperature of ≥ 37.5° C.
* Administration of immunoglobulin and / or any blood product within the six months preceding the first dose of study vaccine or planned administration during the study period.
* Pregnant or lactating female.
* History of chronic disease deemed by the investigator to be relevant.
* Positive for anti-HBV antibodies at screening
Minimum Eligible Age

11 Years

Maximum Eligible Age

15 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

Meet the organizations funding or collaborating on the study and learn about their roles.

GlaxoSmithKline

INDUSTRY

Sponsor Role lead

Responsible Party

Identify the individual or organization who holds primary responsibility for the study information submitted to regulators.

GSK

Principal Investigators

Learn about the lead researchers overseeing the trial and their institutional affiliations.

Clinical Trials

Role: STUDY_DIRECTOR

GlaxoSmithKline

Locations

Explore where the study is taking place and check the recruitment status at each participating site.

GSK Clinical Trials Call Center

Mainz, , Germany

Site Status

Countries

Review the countries where the study has at least one active or historical site.

Germany

Other Identifiers

Review additional registry numbers or institutional identifiers associated with this trial.

208129/028

Identifier Type: -

Identifier Source: org_study_id