Which COVID vaccine causes fewer side effects? study seeks answers
Knowledge-focused
Ongoing
This study compares how people feel after getting either the Novavax or mRNA COVID-19 booster vaccine. About 1000 adults will report any symptoms like fever or fatigue for a week after vaccination. The goal is to help people choose the vaccine that works best for them.
Phase: PHASE4 • Sponsor: Marcel Curlin • Aim: Knowledge-focused
Last updated May 11, 2026 02:31 UTC