UNAIR Inactivated COVID-19 Vaccine as Heterologue Booster (Immunobridging Study)

"Vaksin Merah Putih - UA SARS-CoV-2 (Vero Cell Inactivated) contains purified S protein of SARSCoV-2 - Dose: 5 µg, aluminium hydroxide gel, 10 mM L-Histidine buffer, 0.005%, Tween Polysorbate 80, and 0.9% Sodium chloride. Vaccine will be prepared in vial~(1 ml per vial). The vial should be shaken well before injection."

Control vaccine in this study is existing CoronaVacBioFarma inactivated COVID-19 vaccine which has been used widely in Indonesia.