Pfizer Inc said on Thursday it sold a part of its stake in German drugmaker BioNTech SE , more than five years after both ...

The fall COVID-19 vaccine season is starting slowly for Pfizer, with U.S. sales of its Comirnaty shots sinking 25% after ...

A stunning new study offers early evidence that COVID-19 vaccines might have a secret superpower: a precisely timed mRNA shot could help many cancer patients live longer.

Pfizer Inc said on Monday its experimental vaccine was more than 90% effective in preventing COVID-19 based on initial data from a large study, a major victory in the fight against the pandemic.

Pfizer sell 508M stake in BioNTech through an overnight block trade, marking its exit from the COVID-19 vaccine partner's equity.

COVID-19 mRNA vaccines may enhance the effects of immunotherapy drugs in cancer patients, potentially improving survival rates.

Some Alberta pharmacists say they've started waitlists for private COVID-19 vaccines because they can't get their hands on ...

COVID-19 vaccines for children between the ages of 5 and 11 could get the green light from the US Food and Drug Administration sometime this fall, Dr. Anthony Fauci said. "If you look at the studies ...