A FIRST IN HUMAN TO EVALUATE THE SAFETY AND IMMUNOGENICITY OF SARS-CoV-2 UQSC2 VACCINE IN HEALTHY ADULTS.

Subjects will be assigned to treatment group (UQSC2 or NVX-CoV2373) via randomisation. Each treatment group will receive a single dose of either UQSC2 or NVX-CoV2373. The Study will be unblinded after Day 29, to enable subjects who received the investigational vaccine (UQSC2 vaccine) to seek vaccination with a TGA (Therapeutic Goods Administration) approved COVID-19 booster vaccine if indicated by public health authorities.

Subjects will be assigned to treatment group (UQSC2 or NVX-CoV2373) via randomisation. Each treatment group will receive a single dose of either UQSC2 or NVX-CoV2373