The student news site of The Harker School.

Harker Aquila

The student news site of The Harker School.

Harker Aquila

The student news site of The Harker School.

Harker Aquila

Countries across the world are currently rolling out three main versions of the COVID-19 vaccine from Pfizer, Moderna and AstraZeneca. The first vaccines were administered in December, with plans to complete a large portion of the rollout throughout 2021.

Comparing the COVID-19 vaccines: Pfizer, Moderna and AstraZeneca

by Sabrina Zhu, Assistant STEM Editor January 15, 2021

The first Pfizer-BioNTech COVID-19 vaccines were administered on Dec. 14 after being given emergency use authorization (EUA) by the Food and Drug Administration (FDA) on Dec. 11. Moderna also received...

After Pfizer and BioNTech received an Emergency Use Authorization (EUA) from the Food and Drug Administration (FDA) for their COVID-19 vaccine on Dec. 11, vaccinations have begun in all 50 states. Front-line workers and the elderly have been prioritized to receive the vaccine first.

How the Pfizer vaccine works: A breakdown

by Sabrina Zhu and Mark Hu January 6, 2021

After Pfizer and BioNTech received an Emergency Use Authorization (EUA) from the Food and Drug Administration (FDA) for their COVID-19 vaccine on Dec. 11, vaccinations have begun in all 50 states. Front-line...

The US Food and Drug Association gave full approval to the Pfizer-BioNTech COVID-19 vaccine on Monday for individuals older than sixteen years. Previously, the treatment was only administered under an emergency use authorization (EUA), which was granted in December 2020.

3 COVID-19 vaccines move forward after promising Phase 3 clinical trial data

by Mark Hu and Sabrina Zhu December 2, 2020

Biotechnology companies Pfizer, Moderna and AstraZeneca released first interim analysis reports from Phase 3 trials of their respective COVID-19 vaccines, all within the past month. The vaccines have efficacy...

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