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NCT04597554 · ClinicalTrials.gov registry record · NA
Cranberry Supplementation, Viral Defense, Antibody Response to the Flu Shot
A NA study, sponsored by Appalachian State University.
- Completed
- Registry status
- NA
- Development phase
- 84
- Enrollment target
NCT04597554: Completed NA study, sponsored by Appalachian State University.
NCT04597554 is a NA study that has completed, run by Appalachian State University. The registered enrollment target is 84 participants, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (94% lower). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT04597554, a NA study, has completed, sponsored by Appalachian State University.
- COMPLETED
- Registry status
- NA
- Development phase
- 84 participants
- Enrollment target
Study Summary
This study will investigate the effect of 8-weeks cranberry supplementation on the antibody response to influenza vaccination and ex-vivo anti-viral activity. The hypothesis is that 8-weeks ingestion of cranberry supplement relative to placebo will improve the antibody response to influenza vaccination and ex-vivo anti-viral defense.
Primary Outcome
Serum concentrations for IgG and IgG1 for the 3 specific influenza vaccine strains
Interventions
- DIETARY_SUPPLEMENT Placebo
- DIETARY_SUPPLEMENT Cranberry
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 84 participants |
| Start Date | 2020-09-21 |
| Est. Completion | 2021-12-31 |
| Phase | NA |
What the finished NCT04597554 record still lists
NCT04597554 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 84 participants, a relatively small participant target, below the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (94% lower).
The record links to 0 conditions, and to 2 interventions - of which Placebo is the first listed.
NCT04597554 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT04597554 about?
NCT04597554 is a clinical study titled "Cranberry Supplementation, Viral Defense, Antibody Response to the Flu Shot". This study will investigate the effect of 8-weeks cranberry supplementation on the antibody response to influenza vaccination and ex-vivo anti-viral activity. The hypothesis is that 8-weeks ingestion of cranberry supplement relative to placebo will improve the antibody response to influenza vaccinat...
What is the current status of trial NCT04597554?
This trial is currently completed. It is a NA study. The enrollment target is 84 participants. The study started on 2020-09-21. Estimated completion is 2021-12-31.
What interventions are being tested in trial NCT04597554?
The interventions under investigation include: Placebo (DIETARY_SUPPLEMENT), Cranberry (DIETARY_SUPPLEMENT).
Who is sponsoring clinical trial NCT04597554?
This trial is sponsored by Appalachian State University, which has 37 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT04597554's enrollment target sits among peer trials
84 983rd of 2000 higher than 1,011 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA 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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