Introduction
Different vaccine platforms have been used to develop vaccines against SARS-CoV-2 [FAKHRAVAC is an inactivated vaccine that was developed early in the course of the COVID-19 pandemic. The vaccine seed was isolated from Iranian inpatient COVID-19 cases in March 2020 and cultivated using Vero cells. A fast protein liquid chromatography (FPLC) method was used to purify the inactivated viral suspension [Accumulating safety data is the necessary next step in developing new vaccines [