The Pfizer-BioNTech Coronavirus Vaccine: Is It a Game Changer?

Pfizer vaccine

“Today is a great day for science and humanity.”

This is what Albert Bourla, Pfizer CEO, said while announcing the company’s first successful interim data from its ongoing vaccine trials in response to COVID-19.

What is This New Vaccine Story?

Pfizer-BioNTech Vaccine (BNT162b2) is one among the 47 COVID-19 vaccines undergoing clinical evaluation under WHO guidelines. It is being developed by American drugmaker Pfizer and its German partner BioNTech.

COVID vaccines

What Does 90% Efficacy Mean?

This particular study has looked at the first 94 confirmed cases of COVID-19 out of more than 43,000 volunteers. Each of the volunteers were given either two doses of the vaccine or the placebo.

Good News? How Good?

The US Food and Drug Administration had said that it would expect at least 50% efficacy from any COVID-19 vaccine. Judging by those terms, the Pfizer study results have been overwhelmingly successful.

Question of Availability

There are many different stages to clear before a vaccine is approved for marketability.

COVID vaccine

It’s Not Going To Be That Easy

There are considerable headaches to be faced in the process of delivery.



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