COVID-19 vaccine seems protected in youngsters aged 5–11 Years

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The weekly report from the Facilities for Illness Management and Prevention (CDC), revealed the response to vaccines – native and systemic reactions, in youngsters aged 5-11 years after Pfizer-BioNTech coronavirus illness 2019 (COVID-19) vaccination in the US.

After the authorization and administration of roughly 8.7 million vaccine doses in youngsters throughout November 3–December 19, 2021, severe adversarial occasions have been not often reported as per the data collected in surveillance methods.

Based mostly on the observations, the authors suggested the dad and mom and guardians of the youngsters to count on native and systemic reactions after vaccination with the Pfizer-BioNTech COVID-19 vaccine. These reactions are extra widespread after the second dose.

Study: COVID-19 Vaccine Safety in Children Aged 5–11 Years — United States, November 3–December 19, 2021. Image Credit: Ira Lichi/ShutterstockResearch: COVID-19 Vaccine Security in Youngsters Aged 5–11 Years — United States, November 3–December 19, 2021. Picture Credit score: Ira Lichi/Shutterstock


Extreme acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is the etiological agent of COVID-19. It’s an sickness that will trigger fever, cough, fatigue, respiratory difficulties, and even demise. So far, SARS-CoV-2 has contaminated over 281 million people and has prompted over 5.4 million deaths globally.

The vaccines, developed in an unprecedented historical past of drugs and biotechnology, have been first administered to the primary responders and frontline well being staff, the aged, and people struggling co-morbidities.

Presently, over 8.687 billion vaccine doses have been administered to adults globally. Whereas the approval for administering vaccines has been prolonged to incorporate decrease age teams (12-17 years), the authorization for kids is but to be validated.

The preauthorization scientific trials for the Pfizer-BioNTech COVID-19 vaccine included 3,109 youngsters aged 5–11 years; the researchers noticed most adversarial occasions to be gentle to average, with no severe adversarial occasions associated to vaccination.

To additional characterize the protection of the vaccine in younger youngsters, the CDC reviewed the adversarial occasions as reported to the Vaccine Hostile Occasion Reporting System (VAERS), and v-safe.

VAERS is a ‘passive vaccine security surveillance system that’s co-managed by the CDC and Meals and Drug Administration (FDA).’ The VAERS experiences are categorised as severe if any of the next are reported: hospitalization, prolongation of hospitalization, life-threatening sickness, everlasting incapacity, congenital anomaly or start defect, or demise. The intense occasions are adopted up by CDC physicians and reviewed intimately.

V-safe is a voluntary smartphone-based security instrument as a surveillance system for adversarial well being occasions after COVID-19 vaccination. It’s established by CDC particularly to observe any adversarial occasions post-COVID-19-vaccination. The well being surveys included detailed questions on native injection websites and systemic reactions and well being impacts (i.e., whether or not the kid was unable to carry out regular every day actions, missed faculty, or acquired care from a medical skilled due to new signs or situations).

The security experiences and findings

Of the roughly 8.7 million doses of Pfizer-BioNTech COVID-19 vaccines administered to youngsters aged 5–11 years throughout the interval, VAERS acquired 4,249 experiences of adversarial occasions after vaccination. About 97.6% of those experiences have been non-serious.

Within the v-safe experiences, 42,504 youngsters aged 5–11 years have been enrolled. After the second dose of the Pfizer-BioNTech COVID-19 vaccine, 57.5% native and 40.9% systemic reactions (together with injection-site ache, fatigue, or headache) have been famous.

The collected knowledge are introduced based on the adversarial occasion experiences by chosen demographic traits and reported signs. The authors additionally tabulated the checklist of probably the most frequent signs, indicators, diagnostic outcomes, and situations by Medical Dictionary for Regulatory Actions (MedDRA) most popular time period.

The most typical adversarial occasion reported is an administrative error. The youngsters on this age group (5-11 years outdated) have been the primary to obtain a smaller dosage of the mRNA vaccine (10 μg) than that really useful for individuals aged over 12 years (30 μg). Nevertheless, regardless of the error in administrating an incorrect dose, no adversarial occasions are related to this occasion.

Probably the most generally reported situations among the many youngsters are fever, vomiting, and elevated troponin (proteins discovered within the coronary heart muscle cells, measured to guage chest ache or myocardial injury).

Myocarditis, a uncommon and severe adversarial occasion, has been related to mRNA-based COVID-19 vaccines particularly extra amongst males aged 12–29 years. On this report amongst youngsters aged 5-11 years, the info on myocarditis seems uncommon. Eleven experiences have been acquired after the administration of roughly eight million vaccine doses; all of them are recovered or under-recovery.

Though two deaths for kids with a number of power medical situations after the Pfizer-BioNTech COVID-19 vaccine have been reported, there isn’t any causal affiliation between demise and vaccination. It’s reported that each the youngsters have been in fragile well being earlier than vaccination.

Apparently, the native and systemic reactions noticed amongst youngsters aged 5–11 years have been lower than reactions reported amongst youngsters and adolescents aged 12–15 years. This report is as per the v-safe registrants.

Fourteen of the v-safe registrants reported being hospitalized after vaccination; nonetheless, whether or not hospitalization was the direct results of vaccination couldn’t be decided.

Importantly, the preliminary security findings have been much like the observations from the preauthorization scientific trials. Due to this fact, the Advisory Committee on Immunization Practices (ACIP) really useful that the Pfizer-BioNTech COVID-19 vaccine could also be administered to youngsters aged 5–11 years for the prevention of COVID-19.


This VAER report is a passive surveillance reporting system. Due to this fact, it’s extremely subjective to biases and underreporting. The info right here doesn’t cowl race and ethnicity in all of the circumstances. The V-safe is totally depending on voluntary reporting and therefore might not actually mirror the vaccinated inhabitants. Lastly, the authors warn that these knowledge are restricted by the quick surveillance interval and thus, are topic to modifications with time and extra doses.


The report notes menial or nil extreme adversarial occasions and subsequently recommends COVID-19 vaccination amongst youngsters aged 5-11 years outdated. Additional, it advises dad and mom and guardians of those youngsters vaccinated with the Pfizer-BioNTech COVID-19 vaccine to count on native and systemic reactions post-vaccination. Vaccination is the best technique to stop COVID-19, the report concludes.

Nevertheless, for the overall profit, it’s to be famous that this research experiences solely on the small share of knowledge collected within the surveillance methods and isn’t inclusive of all of the 8.7 million vaccinations administered to younger youngsters.




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