Around 525,000 doses of the AstraZeneca jab were also due to arrive Monday as part of the COVAX global inoculation programme and will also be offered to healthcare workers.
"Since financial conditions are tightening and with wage pressures remaining nonexistent, that should keep inflation fears from getting out of control.
Though concern has grown over variants of the virus, especially those that appear to spread more easily and render current shots less potent, Fauci sounded a hopeful note on whether another surge was coming.
More than 730,000 people, or a little over 10% of the population, have been vaccinated against COVID-19 since December with one or two doses of the vaccines available in Serbia.