U.S., Sept. 25 -- ClinicalTrials.gov registry received information related to the study (NCT07838298) titled 'Influenza Vaccine Immunogenicity in Repeatedly Vaccinated Older Adults' on Sept. 13.
Brief Summary: The goal of this clinical trial is to compare immune responses to different influenza vaccine formulations in older adults and to understand how immune aging and repeated annual influenza vaccination affect these responses.
The main questions it aims to answer are:
* Do standard dose, MF59 adjuvanted, and high dose influenza vaccines produce different immune responses in adults aged 65 years or older?
* How does immune aging affect responses to different influenza vaccine formulations?
* How do immune responses change with repeat...