Top 8 vaccines for covid 19 |Comparison

In this video we have discussed about the Vaccines globally present for the Covid-19.
These 8 vaccines shows the efficacy of 60-90 % depending upon the variant we are targeting. The top 8 vaccines that we have currently present includes the :
Pfizer BioNtech
Moderna
Johnson and Johnson
Astrazeneca /Covisheild
Sputnik V
Novavax
Covaxin
Sinovac/Coronavac