Most who've received boosters in the US have stuck with the brand of vaccine they got initially. It's fine to switch it up. Some early studies suggest Moderna's jab is a bit stronger than Pfizer's.
Saint-Herblain (France), December 30, 2022 – Valneva SE (Nasdaq: VALN; Euronext Paris: VLA), a specialty vaccine company, today reported further heterologous booster data from an exploratory, small ...
A third dose of the Pfizer/BioNTech COVID-19 vaccine can "strongly" boost protection against the delta variant -- beyond the protection afforded by the standard two doses, suggests new data released ...