BI 1015550

Description: Nerandomilast (BI 1015550) is an orally active PDE4B inhibitor with IC50 of 7.2 nM. BI 1015550 has potential applications in inflammation, allergic diseases, pulmonary fibrosis and chronic obstructive pulmonary disease (COPD) with a good safety profile. Target: PDE. Smiles: N(C1=C2C(=NC(=N1)N3CCC(CC3)C=4N=CC(Cl)=CN4)CCS2=O)C5(CO)CCC5. References: Herrmann FE, et al. BI 1015550 is a PDE4B Inhibitor and a Clinical Drug Candidate for the Oral Treatment of Idiopathic Pulmonary Fibrosis. Front Pharmacol. 2022 Apr 20,13:838449.