Overview Use of CXCL9 as a Biomarker of Acthar Efficacy Status: Not yet recruiting Trial end date: 2026-12-01 Target enrollment: Participant gender: Summary The objective is this study is to test whether use of Acthar gel in the context of sarcoidosis will lead to improved symptoms and lung function and correlate with decreased levels of predictive blood biomarkers, like chemokine ligand 9 (CXCL9). Phase: Phase 4 Details Lead Sponsor: University of California, San FranciscoCollaborator: MallinckrodtTreatments: Adrenocorticotropic Hormone