Omicron

While neutralizing antibodies induced by the vaccines rapidly decline, the third vaccine dose may improve antibody resistance.

Obese patients and those with other comorbidities paid the most, men paid more than women, and Asians paid slightly more than other races.

The agency asserts that the current monovalent vaccine, developed for the XBB.1.5 strain, effectively protects against severe illness and death.

The vaccines became available in Australian pharmacies on Dec. 11.