NCT00976027

Brief Summary

The aim of this study is to determine the efficacy of Fluzone High Dose vaccine and that of Fluzone® vaccine in the elderly. Primary objective: To measure the efficacy of the vaccine, defined as the prevention of laboratory-confirmed influenza caused by viral types/subtypes that are antigenically similar to those contained in the respective annual vaccine formulations. Secondary objectives:

  • To compare the clinical efficacy of Fluzone High Dose vaccine with that of Fluzone® vaccine in elderly adults, with respect to laboratory-confirmed influenza illness caused by any type or subtype of influenza virus.
  • To compare the clinical efficacy of Fluzone High Dose vaccine with that of Fluzone® vaccine in elderly adults, in preventing culture-confirmed influenza illness caused by viral types/subtypes antigenically similar to those contained in the respective annual vaccine formulations.

Trial Health

60
Monitor

Trial Health Score

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

Enrollment
9,172

participants targeted

Target at P75+ for phase_3

Timeline
Completed

Started Sep 2009

Typical duration for phase_3

Geographic Reach
2 countries

98 active sites

Status
terminated

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

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

September 1, 2009

Completed
10 days until next milestone

First Submitted

Initial submission to the registry

September 11, 2009

Completed
3 days until next milestone

First Posted

Study publicly available on registry

September 14, 2009

Completed
1.6 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

May 1, 2011

Completed
11 months until next milestone

Study Completion

Last participant's last visit for all outcomes

April 1, 2012

Completed
4 months until next milestone

Results Posted

Study results publicly available

July 25, 2012

Completed
Last Updated

August 1, 2012

Status Verified

July 1, 2012

Enrollment Period

1.7 years

First QC Date

September 11, 2009

Results QC Date

June 19, 2012

Last Update Submit

July 24, 2012

Conditions

Keywords

InfluenzaRespiratory Tract InfectionsInfluenza-like illnessElderlyFluzone®Efficacy

Outcome Measures

Primary Outcomes (1)

  • Efficacy of Fluzone High Dose Relative to Fluzone in the Prevention of Laboratory Confirmed Influenza Caused by Viral Types and Subtypes That Are Antigenically Similar to Those Contained in the Respective Annual Vaccine Formulations.

    The presence (and specific identification) of influenza virus in the respiratory tract of vaccinated individuals with influenza like illness (ILI) was confirmed by tissue culture (for infectious virus) and molecular techniques (polymerase chain reaction based assays), with results reported for cases cause by any viral type or subtype.

    Day 0 (pre-vaccination) up to Year 1 post-vaccination

Other Outcomes (3)

  • Number of Participants Reporting Events Associated With All Cases of Protocol Defined Influenza-Like Illness (ILI)

    Day 0 (pre-vaccination) up to the end of the influenza season

  • Number of Participants Reporting Events Associated With All Cases of CDC Defined Influenza-Like Illness (ILI)

    Day 14 (post-vaccination) up to 12 Months post-vaccination

  • Number of Participants Reporting Adverse Events of Special Interest (AESIs) and Serious Adverse Events Post-vaccination With Either Fluzone High-Dose and Fluzone

    Day 0 before vaccination to Day 180 after vaccination

Study Arms (2)

Fluzone® High Dose Group

EXPERIMENTAL
Biological: Trivalent inactivated influenza vaccine High Dose

Fluzone® Group

ACTIVE COMPARATOR
Biological: Trivalent inactivated influenza vaccine

Interventions

0.5 mL, Intramuscular

Also known as: Fluzone® High Dose
Fluzone® High Dose Group

0.5 mL, Intramuscular

Also known as: Fluzone®
Fluzone® Group

Eligibility Criteria

Age65 Years+
Sexall
Healthy VolunteersYes
Age GroupsOlder Adult (65+)

You may qualify if:

  • Aged ≥ 65 years on the day of vaccination
  • Informed consent form signed and dated.
  • Able to attend all scheduled visits and to comply with all trial procedures.

You may not qualify if:

  • Participation in another interventional clinical trial investigating a vaccine, drug, medical device, herbal supplement, or a medical procedure in the 4 weeks preceding the trial vaccination or planned participation in another clinical trial investigating a vaccine, drug, medical device, herbal supplement, or a medical procedure during each year of participation in the study trial.
  • Vaccination against influenza in the 6 months preceding the trial vaccination.
  • Systemic hypersensitivity to eggs, chicken proteins, or any of the vaccine components, or a history of a life-threatening reaction to Fluzone vaccine or to a vaccine containing any of the same substances.
  • Personal history of Guillain-Barré syndrome.
  • Dementia or any other cognitive condition at a stage that could interfere with following the trial procedures.
  • Thrombocytopenia, bleeding disorder, or anticoagulation therapy contraindicating intramuscular (IM) vaccination.
  • Known or suspected human immunodeficiency virus (HIV), Hepatitis B surface antigen (HBsAg), or Hepatitis C seropositivity.
  • Alcohol abuse or drug addiction that could interfere with the subject's ability to comply with trial procedures.
  • Subject deprived of freedom by an administrative or court order, or in an emergency setting, or hospitalized without his/her consent.
  • Bedridden subjects.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (98)

Unknown Facility

Birmingham, Alabama, 35209, United States

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Glendale, Arizona, 85308, United States

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Mesa, Arizona, 85203, United States

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Phoenix, Arizona, 85028, United States

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Phoenix, Arizona, 85050, United States

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Scottsdale, Arizona, 85251, United States

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Tempe, Arizona, 85283, United States

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Fountain Valley, California, 92708, United States

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Los Angeles, California, 90057, United States

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Oceanside, California, 92056, United States

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Sacramento, California, 95831, United States

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Santa Rosa, California, 95405, United States

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Aurora, Colorado, 80045, United States

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Colorado Springs, Colorado, 80907, United States

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Colorado Springs, Colorado, 80909, United States

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Milford, Connecticut, 06460, United States

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Ridgefield, Connecticut, 06877, United States

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Celebration, Florida, 34747, United States

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Clearwater, Florida, 33756, United States

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Clearwater, Florida, 33761, United States

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Coral Gables, Florida, 33134, United States

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Crystal River, Florida, 34429, United States

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Cutler Bay, Florida, 33189, United States

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Deerfield Beach, Florida, 33442, United States

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Inverness, Florida, 34452, United States

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Jacksonville, Florida, 32205, United States

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Jacksonville, Florida, 32216, United States

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Melbourne, Florida, 32935, United States

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Miami, Florida, 33126, United States

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Pembroke Pines, Florida, 33026, United States

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Pinellas Park, Florida, 33781, United States

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Sarasota, Florida, 34239, United States

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South Miami, Florida, 33143, United States

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Stockbridge, Georgia, 30281, United States

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Chicago, Illinois, 60637, United States

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Peoria, Illinois, 61602, United States

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South Bend, Indiana, 46601, United States

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Dubuque, Iowa, 52002, United States

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Arkansas City, Kansas, 67005, United States

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Lenexa, Kansas, 66219, United States

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Lexena, Kansas, 66215, United States

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Newton, Kansas, 67114, United States

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Overland Park, Kansas, 66212, United States

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Prairie Village, Kansas, 66206, United States

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Wichita, Kansas, 67205, United States

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Metairie, Louisiana, 70006, United States

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Columbia, Maryland, 21042, United States

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Elkridge, Maryland, 21075, United States

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Greenbelt, Maryland, 20770, United States

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Brockton, Massachusetts, 02301, United States

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Haverhill, Massachusetts, 01830, United States

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Chaska, Minnesota, 55318, United States

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Edina, Minnesota, 55435, United States

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St Louis, Missouri, 63141, United States

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Missoula, Montana, 59808, United States

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Omaha, Nebraska, 68134, United States

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Las Vegas, Nevada, 89104, United States

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Rochester, New York, 14642, United States

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Cary, North Carolina, 27518, United States

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Charlotte, North Carolina, 28209, United States

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Hickory, North Carolina, 28601, United States

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High Point, North Carolina, 27262, United States

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Raleigh, North Carolina, 27607, United States

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Raleigh, North Carolina, 27612, United States

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Salisbury, North Carolina, 28144, United States

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Winston-Salem, North Carolina, 27103, United States

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Fargo, North Dakota, 58104, United States

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Akron, Ohio, 44311, United States

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Cleveland, Ohio, 44122, United States

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Columbus, Ohio, 43201, United States

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Columbus, Ohio, 43210, United States

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Columbus, Ohio, 43213, United States

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Norman, Oklahoma, 73069, United States

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Corvallis, Oregon, 97330, United States

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Portland, Oregon, 97203, United States

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Downingtown, Pennsylvania, 19335, United States

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Erie, Pennsylvania, 16506, United States

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Jefferson Hills, Pennsylvania, 15025, United States

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Penndel, Pennsylvania, 19047, United States

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Pittsburgh, Pennsylvania, 15241, United States

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Upper Saint Clair, Pennsylvania, 15241, United States

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Anderson, South Carolina, 29621, United States

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Clinton, South Carolina, 29325, United States

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Goose Creek, South Carolina, 29445, United States

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Greer, South Carolina, 29651, United States

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Bristol, Tennessee, 37620, United States

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Nashville, Tennessee, 37212, United States

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Fort Worth, Texas, 76107, United States

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Galveston, Texas, 77555, United States

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Houston, Texas, 77074, United States

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San Antonio, Texas, 78229, United States

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Salt Lake City, Utah, 84124, United States

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Fredericksburg, Virginia, 22401, United States

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Williamsburg, Virginia, 23185, United States

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Lakewood, Washington, 98499, United States

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Marshfield, Wisconsin, 54449, United States

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San Juan, 00918, Puerto Rico

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Unknown Facility

Toa Baja, 00949, Puerto Rico

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Related Links

MeSH Terms

Conditions

Influenza, HumanRespiratory Tract Infections

Interventions

Influenza Vaccines

Condition Hierarchy (Ancestors)

InfectionsOrthomyxoviridae InfectionsRNA Virus InfectionsVirus DiseasesRespiratory Tract Diseases

Intervention Hierarchy (Ancestors)

Viral VaccinesVaccinesBiological ProductsComplex Mixtures

Limitations and Caveats

The study was terminated due to lack of primary endpoint cases in 2009-2010 influenza season (coincided with the H1N1 Pandemic). There were no safety concerns; enrolled subjects were followed per-protocol.

Results Point of Contact

Title
Medical Director
Organization
Sanofi Pasteur Inc.

Study Officials

  • Medical Director

    Sanofi Pasteur Inc.

    STUDY DIRECTOR

Publication Agreements

PI is Sponsor Employee
No
Restriction Type
OTHER
Restrictive Agreement
Yes

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
PREVENTION
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

September 11, 2009

First Posted

September 14, 2009

Study Start

September 1, 2009

Primary Completion

May 1, 2011

Study Completion

April 1, 2012

Last Updated

August 1, 2012

Results First Posted

July 25, 2012

Record last verified: 2012-07

Locations