Table 1.

Tabulation of the most frequent used vaccines against COVID 19.

Vaccine	Vaccine Type	Administered doses	Efficacy (%)
Oxford/AstraZeneca	Adenovirus	2	65.5
Pfizer/BioNTech	mRNA	2	94
J&J/Janssen	Adenovirus Vector	1	66
Moderna	mRNA	2	94.1
Novavax	Protein plus Adjuvant	2	89.3
Sinopharm	Inactivated Whole Virus	2	79
Sputnik V	Adenovirus Vector	2	92