On the 12th, the CDC = Center for Disease Control in the United States raised the target age for booster vaccination to 5 years or older for the vaccine corresponding to "BA.5", which is currently the main infection among the Omicron strains of the new coronavirus. announced that it would be withdrawn.
Regarding the new coronavirus vaccine, in the United States, a vaccine called a "bivalent vaccine" containing components corresponding to the Omicron strain "BA.4" and "BA.5" and components corresponding to conventional viruses, From last month, booster vaccinations for people aged 12 and over have started.
Under these circumstances, the CDC announced on the 12th that it will lower the target age of the vaccine.
The vaccines developed by Pfizer and others are for children aged 5 and over, and the vaccines developed by Moderna are for children aged 6 and over.
In the United States, the Omicron strain "BA.5" is currently the main infection, and it is estimated that about 80% of the infected people reported in the week until the 8th of this month were infected with "BA.5". It has been.
As a CDC, we would like to prevent the spread of infection this winter by promoting booster vaccinations for a wider range of age groups.