Recently, it has been shown that paroxetine, a potent inhibitor of serotonin reuptake, influences the mechanism of AD-related sexual dysfunction through the inhibition of tyrosine hydroxylase in dopaminergic neurons related to sexual areas such as substantia nigra, pars compacta, and the ventral tegmental area but not with agomelatine in male rats [46]. Here, TH is linked to sexual dysfunction.