Tfh Dysfunction in HIV and Aging
Public ClinicalTrials.gov record NCT04487041. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of this research is to evaluate blood samples from HIV infected and non-HIV infected people to understand how aging and HIV infection affect the immune responses (body defenses against infection) to the flu vaccine.
Study identification
- NCT ID
- NCT04487041
- Recruitment status
- Active, not recruiting
- Study type
- Interventional
- Phase
- Phase 4
- Enrollment
- 400 participants
Conditions and interventions
Conditions
Interventions
- Standard dose influenza vaccination Biological
- High dose influenza vaccination Biological
Biological
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Oct 30, 2020 (Actual)
- Primary completion
- Apr 30, 2027 (Estimated)
- Completion
- Dec 30, 2027 (Estimated)
- Last update posted
- Jul 17, 2026
2020 – 2027
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Miami | Miami | Florida | 33136 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04487041, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Jul 17, 2026 · Synced Oct 24, 2026
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Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT04487041 live on ClinicalTrials.gov.