How Europe Sealed a Pfizer Vaccine Deal With Texts and Calls April 28, 2021 Auto Bot BioNTech SE, Bourla, Albert, Coronavirus (2019-nCoV), European Commission, Pfizer Inc, Vaccination and Immunization, von der Leyen, Ursula 0 The European Union is about to sign a deal for 1.8 billion doses of the Pfizer-BioNTech vaccine after a dispute with AstraZeneca derailed its vaccination campaign. Here’s how it came about.