The Latest

• February 19, 2021

  By Artie Villasanta

  Pfizer Plans To Tweak COVID-19 Vaccine To Combat South African Variant

  The South African variant of COVID-19 might be able to reduce by two-thirds the efficacy of the vaccine from Pfizer/BioNTech.

  

  The South African variant of COVID-19 might be able to reduce by two-thirds the efficacy of the vaccine from Pfizer/BioNTech.