Covid vaccines help Pfizer, BioNTech, Sinovac, Moderna topple powerhouses GSK, Merck, Sanofi
While Pfizer became the largest seller of vaccines in 2021, the second and third spots were taken by BioNTech and Sinovec.
biontech
December 2022
January 2021
Hope floats for Covid-19 vaccine candidates in India
The DCGI has given the nod for two vaccines and phase 1 of the vaccination process is expected to begin soon. Zydus Cadila’s vaccine candidate has also been cleared for phase 3 trials.
