NCT00696891

Brief Summary

This study is conducted to compare the immunogenicity, reactogenicity and safety of Engerix™-B and HBV-MPL vaccine against hepatitis B infection in an elderly population

Trial Health

85
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
380

participants targeted

Target at P50-P75 for phase_3

Geographic Reach
3 countries

3 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

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Study Timeline

Key milestones and dates

Study Start

First participant enrolled

June 1, 1997

Completed
1.9 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

May 1, 1999

Completed
9.1 years until next milestone

First Submitted

Initial submission to the registry

June 11, 2008

Completed
2 days until next milestone

First Posted

Study publicly available on registry

June 13, 2008

Completed
Last Updated

June 13, 2008

Status Verified

June 1, 2008

Enrollment Period

1.9 years

First QC Date

June 11, 2008

Last Update Submit

June 11, 2008

Conditions

Keywords

Adjuvanted hepatitis B vaccine, hepatitis B, Engerix™-B

Outcome Measures

Primary Outcomes (1)

  • Anti-HBs antibody concentrations

    At Month 7

Secondary Outcomes (6)

  • Anti-HBs antibody concentrations

    At Months 1, 2, 6, 7 and 12

  • Occurrence and intensity of solicited local symptoms

    4-day follow-up after vaccination

  • Occurrence and intensity and relationship to vaccination of solicited general symptoms

    4-day follow-up after vaccination

  • Occurrence and intensity of any symptoms (solicited/ unsolicited).

    4-day follow-up after vaccination

  • Occurrence, intensity and causal relationship of unsolicited symptoms

    Within 30 days after vaccination

  • +1 more secondary outcomes

Study Arms (2)

Group A

EXPERIMENTAL
Biological: HBV-MPL vaccine

Group B

ACTIVE COMPARATOR
Biological: Engerix™-B

Interventions

HBV-MPL vaccineBIOLOGICAL

3-dose intramuscular injection

Group A
Engerix™-BBIOLOGICAL

3-dose intramuscular injection

Group B

Eligibility Criteria

Age50 Years - 70 Years
Sexall
Healthy VolunteersYes
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Age: 50 to 70 years old.
  • Good physical condition as established by clinical examination and history taking at the time of entry.
  • Female participants who are at risk to become pregnant will be on a contraceptive programme if necessary during the study period.
  • Written informed consent obtained from the subjects

You may not qualify if:

  • Positive at screening for anti-HBV antibodies.
  • Elevated serum liver enzymes
  • History of significant and persisting hematologic, hepatic, renal, cardiac or respiratory disease.
  • Any acute disease at the moment of entry.
  • Chronic alcohol consumption.
  • Hepatomegaly, right upper quadrant abdominal pain or tenderness.
  • History of allergic disease likely to be stimulated by any component of the vaccine.
  • Simultaneous participation in any other clinical trial.
  • Previous vaccination with a recombinant hepatitis B vaccine.
  • Previous vaccination with an MPL containing vaccine.
  • Administration of immunoglobulins in the past 6 months and during the whole study period
  • Vaccination one week before and one week after each dose of the study vaccine

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (3)

GSK Clinical Trials Call Center

Wilrijk, Belgium

Location

GSK Clinical Trials Call Center

Toronto, Canada

Location

GSK Clinical Trials Call Center

Gothenburg, Sweden

Location

MeSH Terms

Conditions

Hepatitis B

Condition Hierarchy (Ancestors)

Blood-Borne InfectionsCommunicable DiseasesInfectionsHepadnaviridae InfectionsDNA Virus InfectionsVirus DiseasesHepatitis, Viral, HumanHepatitisLiver DiseasesDigestive System Diseases

Study Officials

  • Clinical Trials

    GlaxoSmithKline

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
SINGLE
Who Masked
PARTICIPANT
Purpose
PREVENTION
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY

Study Record Dates

First Submitted

June 11, 2008

First Posted

June 13, 2008

Study Start

June 1, 1997

Primary Completion

May 1, 1999

Last Updated

June 13, 2008

Record last verified: 2008-06

Locations