Multi-Year Study of Fluzone High-Dose Influenza Vaccine Compared With Fluzone® Vaccine in Adults Aged 65 Years and Older

NCT ID: NCT00976027

Last Updated: 2012-08-01

Study Results

Results available

Outcome measurements, participant flow, baseline characteristics, and adverse events have been published for this study.

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Basic Information

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Recruitment Status

TERMINATED

Clinical Phase

PHASE3

Total Enrollment

9172 participants

Study Classification

INTERVENTIONAL

Study Start Date

2009-09-30

Study Completion Date

2012-04-30

Brief Summary

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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.

Detailed Description

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The occurrence of influenza-like illness (ILI) will be determined in elderly participants vaccinated with either Fluzone High Dose or Fluzone® vaccine.

The presence of influenza virus in the respiratory tract of vaccinated individuals with ILI will be confirmed by two methods.

Conditions

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Influenza

Keywords

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Influenza Respiratory Tract Infections Influenza-like illness Elderly Fluzone® Efficacy

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Fluzone® High Dose Group

Group Type EXPERIMENTAL

Trivalent inactivated influenza vaccine High Dose

Intervention Type BIOLOGICAL

0.5 mL, Intramuscular

Fluzone® Group

Group Type ACTIVE_COMPARATOR

Trivalent inactivated influenza vaccine

Intervention Type BIOLOGICAL

0.5 mL, Intramuscular

Interventions

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Trivalent inactivated influenza vaccine High Dose

0.5 mL, Intramuscular

Intervention Type BIOLOGICAL

Trivalent inactivated influenza vaccine

0.5 mL, Intramuscular

Intervention Type BIOLOGICAL

Other Intervention Names

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Fluzone® High Dose Fluzone®

Eligibility Criteria

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Inclusion Criteria

* 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.

Exclusion Criteria

* 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.
Minimum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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Sanofi

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Medical Director

Role: STUDY_DIRECTOR

Sanofi Pasteur Inc.

Locations

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Birmingham, Alabama, United States

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Glendale, Arizona, United States

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Mesa, Arizona, United States

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Phoenix, Arizona, United States

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Phoenix, Arizona, United States

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Scottsdale, Arizona, United States

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Tempe, Arizona, United States

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Fountain Valley, California, United States

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Los Angeles, California, United States

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Oceanside, California, United States

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Sacramento, California, United States

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Santa Rosa, California, United States

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Aurora, Colorado, United States

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Colorado Springs, Colorado, United States

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Colorado Springs, Colorado, United States

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Milford, Connecticut, United States

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Ridgefield, Connecticut, United States

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Celebration, Florida, United States

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Clearwater, Florida, United States

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Clearwater, Florida, United States

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Coral Gables, Florida, United States

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Crystal River, Florida, United States

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Cutler Bay, Florida, United States

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Deerfield Beach, Florida, United States

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Inverness, Florida, United States

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Jacksonville, Florida, United States

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Jacksonville, Florida, United States

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Melbourne, Florida, United States

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Miami, Florida, United States

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Pembroke Pines, Florida, United States

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Pinellas Park, Florida, United States

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Sarasota, Florida, United States

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South Miami, Florida, United States

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Stockbridge, Georgia, United States

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Chicago, Illinois, United States

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Peoria, Illinois, United States

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South Bend, Indiana, United States

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Dubuque, Iowa, United States

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Arkansas City, Kansas, United States

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Lenexa, Kansas, United States

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Lexena, Kansas, United States

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Newton, Kansas, United States

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Overland Park, Kansas, United States

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Prairie Village, Kansas, United States

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Wichita, Kansas, United States

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Metairie, Louisiana, United States

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Columbia, Maryland, United States

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Elkridge, Maryland, United States

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Greenbelt, Maryland, United States

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Brockton, Massachusetts, United States

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Haverhill, Massachusetts, United States

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Chaska, Minnesota, United States

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Edina, Minnesota, United States

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St Louis, Missouri, United States

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Missoula, Montana, United States

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Omaha, Nebraska, United States

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Las Vegas, Nevada, United States

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Rochester, New York, United States

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Cary, North Carolina, United States

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Charlotte, North Carolina, United States

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Hickory, North Carolina, United States

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High Point, North Carolina, United States

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Raleigh, North Carolina, United States

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Raleigh, North Carolina, United States

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Salisbury, North Carolina, United States

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Winston-Salem, North Carolina, United States

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Fargo, North Dakota, United States

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Akron, Ohio, United States

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Cleveland, Ohio, United States

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Columbus, Ohio, United States

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Columbus, Ohio, United States

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Columbus, Ohio, United States

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Norman, Oklahoma, United States

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Corvallis, Oregon, United States

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Portland, Oregon, United States

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Downingtown, Pennsylvania, United States

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Erie, Pennsylvania, United States

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Jefferson Hills, Pennsylvania, United States

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Penndel, Pennsylvania, United States

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Pittsburgh, Pennsylvania, United States

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Upper Saint Clair, Pennsylvania, United States

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Anderson, South Carolina, United States

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Clinton, South Carolina, United States

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Goose Creek, South Carolina, United States

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Greer, South Carolina, United States

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Bristol, Tennessee, United States

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Nashville, Tennessee, United States

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Fort Worth, Texas, United States

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Galveston, Texas, United States

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Houston, Texas, United States

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San Antonio, Texas, United States

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Salt Lake City, Utah, United States

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Fredericksburg, Virginia, United States

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Williamsburg, Virginia, United States

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Lakewood, Washington, United States

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Marshfield, Wisconsin, United States

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San Juan, , Puerto Rico

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Toa Baja, , Puerto Rico

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Countries

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United States Puerto Rico

Related Links

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Other Identifiers

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UTN: U1111-1111-4478

Identifier Type: OTHER

Identifier Source: secondary_id

FIM07

Identifier Type: -

Identifier Source: org_study_id