Big Pharmaceutical giant Pfizer has “deeply” apologized for promoting an “unlicensed” coronavirus vaccine, after being rebuked for the fifth time by state regulators. The move earned the firm another reprimand from the Prescription Medicines Code of Practice Authority (PMCPA) in the United Kingdom.The British government regulator found Pfizer had “proactively disseminated” an “unlicensed medicine” on Twitter, now X, in November 2020 while providing no information on its safety or adverse side effects. Berkeley Phillips, medical director of Pfizer UK, shared a message from a Pfizer employee in the U.S. promoting their “vaccine candidate” as “95 percent effective in preventing Covid-19,...