Influenza Vaccine Revaccination in Ambulatory Elderly Subjects
Public ClinicalTrials.gov record NCT00775450. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Safety and Immunogenicity of Revaccination With Influenza Vaccine in Ambulatory Elderly Subjects Previously Vaccinated With Fluzone ID, Fluzone HD, and Fluzone® IM
Study identification
- NCT ID
- NCT00775450
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 2
- Lead sponsor
- Sanofi Pasteur, a Sanofi Company
- Industry
- Enrollment
- 807 participants
Conditions and interventions
Conditions
Interventions
- Influenza Virus Vaccine USP Trivalent Types A and B Biological
Biological
Eligibility (public fields only)
- Age range
- 65 Years and older
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Sep 30, 2008
- Primary completion
- May 31, 2009
- Completion
- Jun 30, 2009
- Last update posted
- Dec 30, 2013
2008 – 2009
United States locations
- U.S. sites
- 28
- U.S. states
- 16
- U.S. cities
- 27
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Not listed | Hoover | Alabama | 35216 | — |
| Not listed | Mobile | Alabama | 36608 | — |
| Not listed | Chandler | Arizona | 85224 | — |
| Not listed | Mesa | Arizona | 85213 | — |
| Not listed | Phoenix | Arizona | 85014 | — |
| Not listed | Tucson | Arizona | 85710 | — |
| Not listed | Fountain Valley | California | 92708 | — |
| Not listed | San Diego | California | 92103 | — |
| Not listed | Milford | Connecticut | 06460 | — |
| Not listed | Pembroke Pines | Florida | 33024 | — |
| Not listed | Pinellas Park | Florida | 33781 | — |
| Not listed | Chicago | Illinois | 60610 | — |
| Not listed | Wichita | Kansas | 67207 | — |
| Not listed | Kansas City | Missouri | 64114 | — |
| Not listed | Springfield | Missouri | 65802 | — |
| Not listed | St Louis | Missouri | 63110 | — |
| Not listed | Cary | North Carolina | 27518 | — |
| Not listed | Raleigh | North Carolina | 27609 | — |
| Not listed | Cincinnati | Ohio | 45249 | — |
| Not listed | Bensalem | Pennsylvania | 19020 | — |
| Not listed | Warwick | Rhode Island | 02886 | — |
| Not listed | Mt. Pleasant | South Carolina | 29464 | — |
| Not listed | Fort Worth | Texas | 76107 | — |
| Not listed | Galveston | Texas | 77555 | — |
| Not listed | Salt Lake City | Utah | 84109 | — |
| Not listed | Salt Lake City | Utah | 84121 | — |
| Not listed | West Jordan | Utah | 84088 | — |
| Not listed | Marshfield | Wisconsin | 54449 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00775450, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Dec 30, 2013 · Synced Jun 26, 2026
Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.
Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00775450 live on ClinicalTrials.gov.