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NCT01859143 · ClinicalTrials.gov registry record · Phase 4
Study to Evaluate the Safety of 3 New 6:2 Influenza Virus Reassortants in Adults
A Phase 4 study, sponsored by MedImmune.
- Completed
- Registry status
- Phase 4
- Development phase
- 300
- Enrollment target
NCT01859143: Completed Phase 4 study, sponsored by MedImmune.
NCT01859143 is a Phase 4 study that has completed, run by MedImmune. The registered enrollment target is 300 participants, below the 518-participant average among 9,235 other Phase 4 trials with a reported enrollment target (42% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT01859143, a Phase 4 study, has completed, sponsored by MedImmune.
- COMPLETED
- Registry status
- Phase 4
- Development phase
- 300 participants
- Enrollment target
Study Summary
This prospective annual release study is designed to evaluate the safety on new influenza virus vaccine strains to be included in FluMist Quadrivalent for the 2013-2014 influenza season.
Primary Outcome
Percentage of participants with fever defined as oral temperature \>=101 degrees F were reported.
Interventions
- OTHER Placebo
- BIOLOGICAL Trivalent Influenza Vaccine
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 300 participants |
| Start Date | 2013-05 |
| Est. Completion | 2013-12 |
| Phase | Phase 4 |
What the finished NCT01859143 record still lists
NCT01859143 is an interventional study that assigns participants to a tested intervention. The registered 300 participants enrollment target is mid-sized for trials with a published cap, below the 518-participant average among 9,235 other Phase 4 trials with a reported enrollment target (42% lower).
The record links to 0 conditions, and to 2 interventions - of which Placebo is the first listed.
NCT01859143 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT01859143 about?
NCT01859143 is a clinical study titled "Study to Evaluate the Safety of 3 New 6:2 Influenza Virus Reassortants in Adults". This prospective annual release study is designed to evaluate the safety on new influenza virus vaccine strains to be included in FluMist Quadrivalent for the 2013-2014 influenza season.
What is the current status of trial NCT01859143?
This trial is currently completed. It is a Phase 4 study. The enrollment target is 300 participants. The study started on 2013-05. Estimated completion is 2013-12.
What interventions are being tested in trial NCT01859143?
The interventions under investigation include: Placebo (OTHER), Trivalent Influenza Vaccine (BIOLOGICAL).
Who is sponsoring clinical trial NCT01859143?
This trial is sponsored by MedImmune, which has 210 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT01859143's enrollment target sits among peer trials
300 269th of 2000 higher than 1,709 of 2,000 other Phase 4 trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other Phase 4 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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