Comparison of Full-dose Flu Vaccine to Half-dose Flu Vaccine
Summary
The lay summary the sponsor registered on ClinicalTrials.gov.
Investigators
The overall officials registered on this study. Names that resolve to a FindMyKOL profile link to it; the rest are shown as registered.
- Renata J Engler, M.D
Walter Reed Army Medical Center
Principal Investigator
A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.
Sites
2 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.
- Pentagon
Washington D.C., District of Columbia, United States
- Walter Reed Army Medical Center
Washington D.C., District of Columbia, United States
Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.
Drugs studied
The drug and biological interventions registered on this study, normalized to their RxNorm ingredient where possible.
Registration & key dates
Registry attributes as recorded on the ClinicalTrials.gov study record.
- Start
- 30 Nov 2004
- Primary completion
- 30 Nov 2004
- Completion
- 31 May 2006
- Last update posted
- 12 Feb 2021
- Registered enrollment
- 1,316
- Registry id
- NCT00283283
Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 4 Nov 2026. Registry facts are shown as registered by the study sponsor; FindMyKOL does not interpret them.