Pfizer is paying $30 million to use Novavax’s adjuvant technology to improve the efficacy of two of the Big Pharma’s vaccine ...

Pfizer Inc.’s covid-19 vaccine remained highly effective after six months, according to new long-term results that the company said could be used to seek an expansion of its regulatory status.

WASHINGTON, D.C. — U.S. health officials announced Wednesday that booster shots will soon be available to Americans who have received the COVID-19 vaccines made by Pfizer and Moderna. Officials with ...

The fall COVID-19 vaccine season is starting slowly for Pfizer, with U.S. sales of its Comirnaty shots sinking 25% after federal regulators narrowed recommendations on who should get them. Approval of ...