Study on 4 doses of Covid-19 vaccine for indicated subjects

Therefore, the country still further promotes the Covid-19 vaccination for the subjects as indicated; completed 2 injections for children from 12 to 17 years old in April 2022; accelerate the supply of vaccines, complete the Vaccination for children from 5 to under 12 years old in the second quarter of this year.

A point of Covid-19 vaccine injection 3rd in Phu Nhuan District, Ho Chi Minh City Independence

In addition, the Ministry of Health continues to study the 4th dose vaccination for indicated subjects, especially high-risk subjects, and at the same time refer to international experience on this booster shot. Currently, localities are 3 injection for all persons over the age of 18.

Deputy Minister of Health Nguyen Truong Son said: “We are studying the 4th dose injection (2nd booster dose) for a number of subjects and giving priority to high-risk subjects such as: the elderly, people with diseases background and chronic illness. These are the subjects that the Ministry of Health is studying, and is organizing scientific seminars to be able to deploy the 4th injection, ensuring the success of the vaccination campaign so far.”

Ministry of Health clearly stating that dose 4 is a vaccine to strengthen immunity against Covid-19 for people aged 18 years and over who have had enough basic dose (2 shots) and booster dose (dose 3). For those who are indicated for an additional dose, after the additional dose (full 3 doses) has been administered, the basic dose is considered complete. Thus, for these people, the booster dose is dose 4.

According to the Ministry of Health, it is necessary to continue promoting vaccination, ensuring the vaccination schedule; strengthen the mobilization of people to vaccinate, to avoid omissions; medical examination and treatment facilities review and organize injection of basic dose and supplementary dose for people over 50 years old, people with underlying diseases who come for medical examination and treatment at the facility. After the basic dose has been injected, an additional dose and a booster dose will be administered in order of priority. At the same time, closely monitor the situation of Covid-19 epidemic in the country and abroad world, following the recommendations of international organizations and scientists; promptly detect, warn, and respond to unpredictable developments, such as viruses that may adapt to vaccines or the appearance of new variation.