GHRL and intracranial hemorrhage: Ghrelin was selected for this purpose because this co-therapy has been reported to reduce the RI-induced brain hemorrhage (Kiang et al., 2019; Gorbunov and Kiang, 2021) and Ghrelin alone was effective for other organ diseases (Wynne et al., 2005; Vasileious et al., 2013; Pereira et al., 2017; Fritz et al., 2020).