Covid Vaccine Technology Comparison. 13 2021 In December 2020 two COVID-19 vaccines were granted Emergency Use Authorization EUA by FDA. They vary in effectiveness potential side effects dosage and ages approved for the shots.
While there are currently few VLPs being developed for Covid-19 the technology is well-established and has been used to produce commercial vaccines against human papillomavirus HPV and hepatitis B. They vary in effectiveness potential side effects dosage and ages approved for the shots. Yet there are a few differences between these vaccines.
In fact two COVID-19 vaccines developed by Pfizer and Moderna are 95 and 941 effective respectively at preventing an infection with the novel coronavirus causing COVID-19.
The AstraZeneca vaccine is based on time-tested technology that employs a harmless cold virus called adenovirus that has been genetically modified to stimulate an immune response against the coronavirus. At this time there are two COVID vaccines that are authorized by the Food and Drug Administration FDA for emergency use. Pfizer-BioNTech On December 11 2020 this became the first COVID-19 vaccine to receive an FDA EUA after the company reported positive clinical trial data which included news that the vaccine was up to 95 more effective than a placebo at preventing symptomatic disease. Not all vaccines currently being developed to prevent COVID-19 will be successful.