Pfizer vaccine works against coronavirus mutation in UK and S. Africa variants

Pfizer’s coronavirus vaccine is effective against a key mutation found in variants of the virus that are spreading faster than the original strain, according to an early study. While viruses mutate all the time, scientists worry that some of the new mutations in the novel coronavirus, specifically those in a new variant discovered in South […]

Pfizer is shipping millions of COVID-19 vaccine doses this week

Pfizer shipped frozen vials of its COVID-19 vaccine around the country today. (Pexels/) Shipments of Pfizer’s COVID-19 vaccine went out around the country yesterday as death counts hurdle towards 300,000. This morning, healthcare workers started receiving the vaccine, in what the AP called in a tweet “the largest vaccination campaign in U.S. history.” This comes […]

UK warns people with significant allergies should avoid Pfizer vaccine

The U.K.’s Regulatory Agency is advising people with a history of “significant” allergic reactions to avoid Pfizer’s coronavirus vaccine, after two National Health Service members developed severe allergic reactions to it on Tuesday (Dec. 8). “As is common with new vaccines the MHRA (Medicines and Healthcare products Regulatory Agency) have advised on a precautionary basis […]

Pfizer vaccine is 95% effective, company to seek FDA approval within days

The coronavirus vaccine developed by Pfizer and BioNTech is 95% effective at preventing COVID-19, the companies announced Wednesday (Nov. 18). They plan on seeking regulatory approval “within days.” Last week, Pfizer announced that an early analysis revealed its vaccine to be more than 90% effective at preventing an infection, greatly exceeding public health experts’ expectations, […]

New Pfizer results show its COVID-19 vaccine is nearly 95% effective

Pfizer’s coronavirus vaccine candidate may be more effective than early results suggested. Just a week after releasing interim results suggesting the vaccine was more than 90 percent effective (SN: 11/9/20), the pharmaceutical giant and its German biotech partner BioNTech announced final results of their 41,000-person clinical trial. A final analysis indicates that the vaccine is […]

Pfizer claims its COVID vaccine is 90 percent effective. Here’s what that actually means.

A 90 percent effectiveness is very impressive, but the rate is based on a relatively small number of people. (Pixabay/) On Monday, pharmaceutical company Pfizer announced the latest results for their coronavirus vaccine, which is now in late-stage clinical trials. The results, which were evaluated by an independent committee of experts (though not yet peer-reviewed), […]