6-OAU(GTPL5846; 6-n-octylaminouracil) is a surrogate agonist of GPR84; activates human GPR84 in the presence of Gqi5 chimera in HEK293 cells with an EC50 of 105 nM in the PI assay.

GLPG1205 is potent, selective and orally active GPR84 (a G-protein-coupled receptor) antagonist with a favorable PK/PD profile. GLPG1205 has anti-inflammatory activity and is used for the treatment of pulmonary fibrosis.