U.S., Jan. 23 -- ClinicalTrials.gov registry received information related to the study (NCT07357467) titled 'Effect of Oral Supplement on Influenza Vaccine Long-term Response' on Jan. 12.
Brief Summary: This is a follow-up study of a previously completed randomized controlled trial (NCT06827873) that investigated the effects of oral supplements on influenza vaccine response in adults aged 60-70 years. The original study was completed in April 2025, with participants receiving either TUDCA (Tauro Ursodesoxy Cholic Acid) supplementation, fatty acid supplementation, or placebo during influenza vaccination.
The primary objectives of this follow-up study are to:
1. Evaluate the durability of vaccine-induced antibody responses approximately 8 ...