Relacorilant is a potent, selective and orally bioavailable glucocorticoid receptor antagonist, with a Ki of 7.2 nM in HepG2 TAT assay, and also shows Kis of 12, 81.2, 210 nM for rat, human and monkey glucocorticoid receptor in cell-based assay, respectively. Relacorilant has the potential for Cushing’s syndrome treatment.
[1] Hunt HJ, et al. Identification of the Clinical Candidate (R)-(1-(4-Fluorophenyl)-6-((1-methyl-1H-pyrazol-4-yl)sulfonyl)-4,4a,5,6,7,8-hexahydro-1H-pyrazolo[3,4-g]isoquinolin-4a-yl)(4-(trifluoromethyl)pyridin-2-yl)methanone (CORT125134): A Selective Glucocorticoid Receptor (GR) Antagonist. J Med Chem. 2017 Apr 27;60(8):3405-3421. DOI:
10.1021/acs.jmedchem.7b00162