Understanding Immunity to the Flu Vaccine in COVID-19 Patients
NCT04579588
This study is recruiting at 1 US site in 1 state, according to its ClinicalTrials.gov record last updated .
Summary
The purpose of this study is to measure immunity to the flu vaccine over time in patients who have had COVID-19 and may have other medical conditions including obesity, type 2 diabetes, chronic fatigue, or long-term COVID-19 symptoms. Adults and children (age 9 to 64) who had been diagnosed with COVID-19 as well as controls without COVID-19 will be invited to participate in this study.
Shortened from the sponsor's brief summary. View official record on ClinicalTrials.gov
Conditions studied
- Corona Virus Infection
- Flu Vaccine
- Immunity
Eligibility basics and study details
- Study type
- Observational
- Phase
- Not applicable
- Ages
- 9 to 64 years
- Sex
- All
- Healthy volunteers
- Accepted
- Sponsor
- Stanford University
- Last updated on ClinicalTrials.gov
- March 18, 2026
These are the basic criteria only. The full inclusion and exclusion criteria are on the official record, and the study team decides who can take part.
US recruiting sites
California · 1
- Stanford University · Palo Alto, CA
Source: ClinicalTrials.gov, data processed . Recruiting US sites filtered by distance and site status; summaries shortened.