Refoxy Pharma secures $9.58 million to develop IPF drug RP-01 targeting FOXO3. Boehringer Ingelheim plans NDA submission for nerandomilast. Insilico's ISM001-055 and Endeavor's ENV-101 show disease improvement. Vicore's buloxibutid and BMS' BMS-986278 also chart progress. Pliant's bexotegrast mitigates chronic cough in IPF. IPOs and partnerships fuel IPF therapeutic field.