Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
NCT03346772 · ClinicalTrials.gov registry record · Phase 4
Study of Immune Responses to Influenza Vaccination
A Phase 4 study of Influenza Vaccination, sponsored by University of Pennsylvania.
- Recruiting
- Registry status
- Phase 4
- Development phase
- 75
- Enrollment target
- 1
- Study location
NCT03346772: Recruiting Phase 4 study of Influenza Vaccination, sponsored by University of Pennsylvania.
NCT03346772 is a Phase 4 study of Influenza Vaccination that is actively recruiting participants, run by University of Pennsylvania. The registered enrollment target is 75 participants, below the 37,849-participant average among 3 other Influenza Vaccination trials with a reported enrollment target (100% lower). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT03346772, a Phase 4 study of Influenza Vaccination, is actively recruiting participants, sponsored by University of Pennsylvania.
- RECRUITING
- Registry status
- Phase 4
- Development phase
- 75 participants
- Enrollment target
- 1
- Study location
Study Summary
Better understanding of the immune responses to influenza vaccination is needed in order to understand situations of poor vaccine response. Adults will receive influenza vaccination and then have peripheral blood drawn at pre-defined intervals in order to study the lymphocyte responses.
Conditions Studied
Interventions
- BIOLOGICAL Influenza vaccination
Study Locations (1)
Pennsylvania
- University of Pennsylvania - Philadelphia
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 75 participants |
| Start Date | 2017-10-20 |
| Est. Completion | 2026-07-01 |
| Phase | Phase 4 |
What NCT03346772 shows while recruiting
NCT03346772 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 75 participants, a relatively small participant target, below the 37,849-participant average among 3 other Influenza Vaccination trials with a reported enrollment target (100% lower).
The record links to 1 condition, with Influenza Vaccination appearing as the primary indexed condition, and to 1 intervention - of which Influenza vaccination is the first listed.
NCT03346772 reports a single indexed study location in Pennsylvania.
Frequently Asked Questions
What is clinical trial NCT03346772 about?
NCT03346772 is a clinical study titled "Study of Immune Responses to Influenza Vaccination". Better understanding of the immune responses to influenza vaccination is needed in order to understand situations of poor vaccine response. Adults will receive influenza vaccination and then have peripheral blood drawn at pre-defined intervals in order to study the lymphocyte responses.
What is the current status of trial NCT03346772?
This trial is currently recruiting. It is a Phase 4 study. The enrollment target is 75 participants. The study started on 2017-10-20. Estimated completion is 2026-07-01.
What conditions does trial NCT03346772 study?
This clinical trial studies the following conditions: Influenza Vaccination.
What interventions are being tested in trial NCT03346772?
The interventions under investigation include: Influenza vaccination (BIOLOGICAL).
Who is sponsoring clinical trial NCT03346772?
This trial is sponsored by University of Pennsylvania, which has 1,423 total clinical trials registered on ClinicalTrials.gov.
Where is trial NCT03346772 being conducted?
This trial has 1 study location across Pennsylvania. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.
Learn More About Clinical Trials
Similar trials for Influenza Vaccination
Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.
Nationwide trials with similar profiles
Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.
Similar enrollment target
- NCT01535430 · 75 participants
Assessment of Eloquent Function in Brain Tumor Patients
- NCT01542879 · 75 participants · Phase 1
Development of Radiation Free Whole Body Magnetic Resonance (MR) Imaging Technique for Staging Children With Cancer
- NCT02232191 · 75 participants · Phase 2
Immunologic Response to Pneumococcal Polysaccharide Vaccine in Splenic Injury Patients
- NCT02754544 · 75 participants · NA
Electrocorticography in Mapping Functional Brain Areas During Surgery in Patients With Brain Tumors
Similar registry start date
- NCT05962346 · started 2026-12 · NA
Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia
- NCT07125183 · started 2026-12 · Phase 2
Study on Efficacy and Tolerability of Weekly Doxorubicin in Elderly Patients With Advanced or Metastatic Leiomyosarcoma
- NCT07292298 · started 2026-11 · Phase 2
Phase 2 Single-Arm Rectal Cancer Brachytherapy for Patients With Low-Lying Residual Adenocarcinoma After Total Neoadjuvant Therapy to Improve Organ Preservation Rates
- NCT04263285 · started 2026-10 · NA
Treatment of Depression Post-SCI