The rate of children 5-11 years old experiencing reactions after vaccination against COVID-19 is low

According to the Ministry of Health, by the evening of April 20, the whole country had 88,820 doses of vaccine against COVID-19 Vaccination for children 5-11 years old. In the first few days of implementation, some mild reactions were recorded after injection, mainly fever, pain at the injection site, headache, fatigue… No serious reactions were recorded after vaccination. COVID-19 in children aged 5-11 years.

Preliminary preliminary rates of common reactions following COVID-19 vaccination in children 5-11 years of age are lower than those recommended by the manufacturer. Vaccination safety is strictly implemented at all levels.

Regarding possible reactions in children 5-11 years old after being vaccinated against COVID-19, Assoc. most children 5-11 years old after vaccination COVID-19 vaccine All of them have the usual reactions. In some cases, the reaction is unusual, but the percentage is very small.

Specifically, with the Pfizer vaccine, very common reactions when giving the COVID-19 vaccine to children aged 5-11 years old are headache, diarrhea, joint pain, muscle pain, pain at the injection site, exhaustion, and chills. cold, fever (higher frequency for 2nd dose), injection site swelling (> 80%), exhaustion (> 50%), headache (> 30%), redness and swelling at the injection site ( > 20%), myalgia and chills (> 10%).

Uncommon reactions are lymphadenopathy, hypersensitivity reactions (rash, pruritus, urticaria, angioedema), decreased appetite, insomnia, lethargy, increased sweating, night sweats, pain extremities, weakness, discomfort, itching at the injection site. Very rare reactions are myocarditis, pericarditis (less than 1 in 10,000).

“Very rare reactions are myocarditis, pericarditis (less than 1 in 10,000). However, this reaction has not been recorded in children 12-17 years of age who have received the COVID-19 vaccine in the system. “, Ms. Hong said.

With Moderna vaccine (for children 6-11 years of age), the most common reaction is swelling of axillary lymph nodes on the same side as the injection site, and some other cases of lymph node swelling (eg, in the neck, above the collarbone). ), headache, nausea/vomiting, myalgia, arthralgia, injection site pain, fatigue, chills, fever, injection site swelling, injection site erythema).

The most commonly reported adverse reactions in children 6-11 years of age following the primary course of injection were injection site pain (98.4%), fatigue (73.1%), headache (62%), 1%), myalgia (35.3%), chills (34.6%), nausea/vomiting (29.3%), armpit swelling/pain (27.0%), fever (25.7%) ), erythema at the injection site (24.0%), swelling at the injection site, and joint pain.

Common reactions are diarrhea, rash, urticaria at the injection site, rash at the injection site, delayed reaction at the injection site. Rare reactions are dizziness, itching at the injection site. Rare reactions are decreased sensation, swelling of the face in people with a history of dermal filler injections. Very rare reactions are myocarditis, pericarditis.