American pharmaceutical company Moderna announced on the 17th that it has applied for an emergency use authorization to the FDA = US Food and Drug Administration for the fourth inoculation to maintain the effect of the new coronavirus vaccine.
Moderna announced on the 17th that it has applied to the FDA for an emergency use permit to allow a fourth dose of the new coronavirus vaccine for people over the age of 18.
The reason for the application is "to allow the health authorities to flexibly decide on the fourth vaccination for people who are old or have an underlying illness and are at high risk of becoming severe."
The so-called mRNA vaccines of Moderna and Pfizer are thought to maintain a high level of effectiveness in preventing aggravation and death even for Omicron strains by the third inoculation, but time after inoculation. It has been pointed out that the effect may decrease with time, and in some countries, people at high risk of aggravation are given a fourth vaccination.
Pfizer also applied for an emergency use permit for the fourth vaccination for people aged 65 and over on the 15th, and the FDA will meet next month with a committee of experts to discuss the need and target. I am.