CCN2 and Peritoneal Fibrosis: Recently, several drugs including tamoxifen, pirfenidone, nintedanib, TGF-β inhibitors, CTGF inhibitors, AGE inhibitors, bioactive agents from Astragalus membranaceus, baicalein, silymarin, and chemokine (C-C motif) ligand 8 inhibitor have been reported to reduce peritoneal fibrosis in animal models [81,93,184,185,186,187,188,189,190].