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NCT00170547 · ClinicalTrials.gov registry record · Phase 2
Comparison of Delivery Routes of Flu Vaccine in Adults
A Phase 2 study, sponsored by National Institute of Allergy and Infectious Diseases (NIAID).
- Completed
- Registry status
- Phase 2
- Development phase
- 1,597
- Enrollment target
NCT00170547: Completed Phase 2 study, sponsored by National Institute of Allergy and Infectious Diseases (NIAID).
NCT00170547 is a Phase 2 study that has completed, run by National Institute of Allergy and Infectious Diseases (NIAID). The registered enrollment target is 1,597 participants, above the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (1101% higher). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00170547, a Phase 2 study, has completed, sponsored by National Institute of Allergy and Infectious Diseases (NIAID).
- COMPLETED
- Registry status
- Phase 2
- Development phase
- 1,597 participants
- Enrollment target
Study Summary
This protocol is to compare the immune response of different influenza vaccines given by two different routes of administration in healthy adults ages 18 to 64 years.
Interventions
- BIOLOGICAL Trivalent inactivated influenza vaccine
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 1,597 participants |
| Start Date | 2005-09 |
| Est. Completion | 2006-02 |
| Phase | Phase 2 |
What the finished NCT00170547 record still lists
NCT00170547 is an interventional study that assigns participants to a tested intervention. Its 1,597 participants enrollment target places it among the larger protocols in the corpus, above the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (1101% higher).
The record links to 0 conditions, and to 1 intervention - of which Trivalent inactivated influenza vaccine is the first listed.
NCT00170547 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00170547 about?
NCT00170547 is a clinical study titled "Comparison of Delivery Routes of Flu Vaccine in Adults". This protocol is to compare the immune response of different influenza vaccines given by two different routes of administration in healthy adults ages 18 to 64 years.
What is the current status of trial NCT00170547?
This trial is currently completed. It is a Phase 2 study. The enrollment target is 1,597 participants. The study started on 2005-09. Estimated completion is 2006-02.
What interventions are being tested in trial NCT00170547?
The interventions under investigation include: Trivalent inactivated influenza vaccine (BIOLOGICAL).
Who is sponsoring clinical trial NCT00170547?
This trial is sponsored by National Institute of Allergy and Infectious Diseases (NIAID), which has 2,006 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT00170547's enrollment target sits among peer trials
1,597 11th of 2000 higher than 1,990 of 2,000 other Phase 2 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 2 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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