Katrin Mestermann et al. have reported that dasatinib is superior to glucocorticoids because it exerted complete and rapid onset in controlling CD19 CAR T-cell toxicities like; CRS and CAR-T cell-associated neurotoxicity, also the same results have been reported by Gabrielle Leclercq et al. [60, 61]. Here, CD19 is linked to congenital rubella syndrome.