Influenza Vaccine Revaccination in Ambulatory Elderly Subjects

December 5, 2013 updated by: Sanofi Pasteur, a Sanofi Company

Safety and Immunogenicity of Revaccination With Influenza Vaccine in Ambulatory Elderly Subjects Previously Vaccinated With Fluzone ID, Fluzone HD, and Fluzone® IM

This is a multi-center study designed to evaluate the safety and immunogenicity of a Fluzone revaccination in elderly adults aged ≥ 65 years.

Primary Objective:

To describe the safety profile for all subjects.

Secondary Objective:

To describe immunogenicity 28 days following revaccination with one of three Fluzone formulations.

Study Overview

Detailed Description

Subjects who previously participated in study FID29 will be invited to participate in this revaccination study. They will be assigned to 1 of 3 groups based on the group they were previously randomized to and the vaccine received in study FID29.

Study Type

Interventional

Enrollment (Actual)

807

Phase

  • Phase 2

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • Alabama
      • Hoover, Alabama, United States, 35216
      • Mobile, Alabama, United States, 36608
    • Arizona
      • Chandler, Arizona, United States, 85224
      • Mesa, Arizona, United States, 85213
      • Phoenix, Arizona, United States, 85014
      • Tucson, Arizona, United States, 85710
    • California
      • Fountain Valley, California, United States, 92708
      • San Diego, California, United States, 92103
    • Connecticut
      • Milford, Connecticut, United States, 06460
    • Florida
      • Pembroke Pines, Florida, United States, 33024
      • Pinellas Park, Florida, United States, 33781
    • Illinois
      • Chicago, Illinois, United States, 60610
    • Kansas
      • Wichita, Kansas, United States, 67207
    • Missouri
      • Kansas City, Missouri, United States, 64114
      • Springfield, Missouri, United States, 65802
      • St. Louis, Missouri, United States, 63110
    • North Carolina
      • Cary, North Carolina, United States, 27518
      • Raleigh, North Carolina, United States, 27609
    • Ohio
      • Cincinnati, Ohio, United States, 45249
    • Pennsylvania
      • Bensalem, Pennsylvania, United States, 19020
    • Rhode Island
      • Warwick, Rhode Island, United States, 02886
    • South Carolina
      • Mt. Pleasant, South Carolina, United States, 29464
    • Texas
      • Fort Worth, Texas, United States, 76107
      • Galveston, Texas, United States, 77555
    • Utah
      • Salt Lake City, Utah, United States, 84121
      • Salt Lake City, Utah, United States, 84109
      • West Jordan, Utah, United States, 84088
    • Wisconsin
      • Marshfield, Wisconsin, United States, 54449

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

65 years and older (Older Adult)

Accepts Healthy Volunteers

Yes

Genders Eligible for Study

All

Description

Inclusion Criteria :

  • Aged ≥ 65 years on the day of vaccination
  • Enrolled in and completed study FID29 and received the correct vaccine for the group to which they were randomized
  • Informed consent form signed and dated
  • Able to attend all scheduled visits and to comply with all trial procedures
  • Subject is medically stable.

Exclusion Criteria :

  • Known systemic hypersensitivity to any of the vaccine components or history of a life-threatening reaction to the trial vaccine or to a vaccine containing any of the same substances
  • Participation in another clinical trial investigating a vaccine, drug, medical device, or a medical procedure in the four weeks preceding the trial vaccination
  • Planned participation in another clinical trial during the present trial period
  • Known or suspected congenital or acquired immunodeficiency, immunosuppressive therapy such as anti-cancer chemotherapy or radiation therapy within the preceding 6 months, or long-term systemic corticosteroids therapy
  • Chronic illness, at a stage that could interfere with trial conduct or completion, in the opinion of the investigator
  • Current alcohol abuse or drug addiction that may interfere with the subject's ability to comply with trial procedures
  • Receipt of blood or blood-derived products in the past 3 months, that might interfere with the assessment of immune response
  • Receipt of any vaccination in the 4 weeks preceding the trial vaccination
  • Planned receipt of any vaccine in the 4 weeks following the trial vaccination
  • Known human immunodeficiency virus (HIV), hepatitis B (HBs) antigen, or Hepatitis C seropositivity.
  • Previous vaccination against influenza in the past 6 months with the trial vaccine or another vaccine
  • Thrombocytopenia, bleeding disorder or anticoagulants in the 3 weeks preceding inclusion contraindicating intramuscular (IM) vaccination
  • Subject deprived of freedom by an administrative or court order, or in an emergency setting, or hospitalized without his/her consent
  • Neoplastic disease or any hematologic malignancy, (except localized skin or prostate cancer that is stable at the time of vaccination in the absence of therapy, as well as subjects who have a history of neoplastic disease and who have been disease free for ≥ 5 years).
  • Personal or family history of Guillain-Barré Syndrome.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Prevention
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Group 1a: Fluzone ID After Fluzone ID
0.1 mL, Intradermal
Other Names:
  • Fluzone
0.5 mL, Intramuscular
Other Names:
  • Fluzone
Experimental: Group 1b: Fluzone IM After Fluzone ID
0.1 mL, Intradermal
Other Names:
  • Fluzone
0.5 mL, Intramuscular
Other Names:
  • Fluzone
Active Comparator: Group 2a: Fluzone IM After Fluzone IM
0.1 mL, Intradermal
Other Names:
  • Fluzone
0.5 mL, Intramuscular
Other Names:
  • Fluzone
Experimental: Group 2b: Fluzone ID After Fluzone IM
0.1 mL, Intradermal
Other Names:
  • Fluzone
0.5 mL, Intramuscular
Other Names:
  • Fluzone
Active Comparator: Group 3: Fluzone HD After Fluzone HD
0.1 mL, Intradermal
Other Names:
  • Fluzone
0.5 mL, Intramuscular
Other Names:
  • Fluzone

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Number of Participants Reporting Solicited Injection Site and Systemic Reactions After Fluzone Intradermal or Fluzone Intramuscular or Fluzone High-dose Vaccine Injection
Time Frame: Days 0 through 7 post vaccination
Solicited injection site reactions: Pain, Erythema (redness), Swelling, Induration, Ecchymosis, Pruritus. Solicited systemic reactions: Fever, (Temperature), Headache, Malaise, Myalgia, and Shivering.
Days 0 through 7 post vaccination

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Geometric Mean Titers (GMTs) Before and After Vaccination With Fluzone Intradermal or Fluzone Intramuscular or Fluzone High-dose Vaccine Injection
Time Frame: Day 0 and Day 28 post-vaccination
Serum antibody titers for the influenza vaccine serogroups A/H1N1, A/H3N2, and B were assessed by the hemagglutinin inhibition (HAI) assay.
Day 0 and Day 28 post-vaccination
Percentage of Participants Who Achieved Seroprotection Post-Vaccination With Fluzone Intradermal or Fluzone Intramuscular or Fluzone High-dose Vaccine
Time Frame: Days 0 and 28 post-vaccination
Seroprotection was defined as hemagglutinin inhibition (HAI) titer ≥ 1:40 at Day 28.
Days 0 and 28 post-vaccination
Percentage of Participants Who Achieved Seroconversion Post-Vaccination With Fluzone Intradermal or Fluzone Intramuscular or Fluzone High-dose Vaccine
Time Frame: Day 28 post vaccination
Seroconversion was defined as either a pre-vaccination hemagglutinin inhibition (HAI) titer < 1:10 and a post-vaccination titer ≥ 1:40 or a pre- vaccination titer ≥ 1:10 and a minimum 4 fold increase at 28 days post vaccination.
Day 28 post vaccination

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

Helpful Links

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

October 1, 2008

Primary Completion (Actual)

June 1, 2009

Study Completion (Actual)

July 1, 2009

Study Registration Dates

First Submitted

October 16, 2008

First Submitted That Met QC Criteria

October 16, 2008

First Posted (Estimate)

October 20, 2008

Study Record Updates

Last Update Posted (Estimate)

December 31, 2013

Last Update Submitted That Met QC Criteria

December 5, 2013

Last Verified

December 1, 2013

More Information

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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