Product Description
An inhibitor of activin A receptor type 1 (activin receptor-like kinase 2; ALK2; ALK-2; ACVR1; ACTR-I), with potential anti-anemic and ossification suppressive activities. Upon administration, ALK2 inhibitor INCB000928 targets, binds to and inhibits the activity of ALK-2. This prevents ALK2-mediated signaling and ALK2-mediated excessive bone morphogenetic protein (BMP) signaling. This may suppress heterotopic ossification (HO). As ALK-2 enhances the secretion of hepcidin, a peptide liver hormone and a key modulator of iron homeostasis, INCB000928 is able to decrease hepcidin expression in the liver, thereby increasing and restoring plasma iron levels, enhancing erythropoiesis, and correcting anemia of chronic disease (ACD). ALK2, a serine/threonine receptor kinase and type I cell surface receptor for BMPs, is constitutively activated due to activating mutations in inflammatory conditions, various types of cancer, and in fibrodysplasia ossificans progressiva (FOP). Elevated serum hepcidin levels enhance storage of iron, reduce iron availability and causes iron deficiency anemia. (Sourced from: https://www.cancer.gov/publications/dictionaries/cancer-drug/def/alk2-inhibitor-incb000928)
Mechanisms of Action: ALK2 Inhibitor
Novel Mechanism: Yes
Modality: Small Molecule
Route of Administration: Oral
FDA Designation: *
Approval Status: Not Approved
Approved Countries: None
Approved Indications: None
Company: Incyte
Company Location: Eastern America
Company Founding Year: 1991
Additional Commercial Interests: None
Clinical Description
Countries in Clinic: Argentina, Australia, Brazil, Canada, Chile, China, France, Germany, Italy, Japan, Mexico, Netherlands, New Zealand, Portugal, South Africa, South Korea, Spain, United Kingdom, United States, Unknown Location
Active Clinical Trial Count: 6
Recent & Upcoming Milestones
- Clinical Outcomes Reported - Incyte presented P2 Fibrodysplasia Ossificans Progressiva results on 2026-06-13 for Zilurgisertib
- Clinical Outcomes Reported - Incyte presented P1 Myelofibrosis results on 2025-12-07 for Zilurgisertib
- Clinical Outcomes Reported - Incyte presented P0 Myelofibrosis results on 2024-06-14 for Zilurgisertib
Highest Development Phases
Phase 2: Anemia|Fibrodysplasia Ossificans Progressiva|Myelodysplastic Syndrome|Myelofibrosis|Myeloproliferative Disorders|Myositis Ossificans|Polycythemia Vera|Thrombocythemia, Essential|Thrombocytosis
Trial ID |
Trial |
Phase |
Trial Status |
Disease |
Primary Completion Date |
Probability of Success |
Latest Trial Update Date |
Data Updated |
|---|---|---|---|---|---|---|---|---|
NCT05090891 |
Progress | P2 |
Recruiting |
Myositis Ossificans|Fibrodysplasia Ossificans Progressiva |
2027-07-30 |
12% |
2025-12-06 |
|
NCT04455841 |
INCB 00928-104 | P2 |
Active, not recruiting |
Thrombocytosis|Anemia|Thrombocythemia, Essential|Myeloproliferative Disorders|Myelofibrosis|Polycythemia Vera |
2025-04-01 |
50% |
2025-05-06 |
Primary Completion Date|Primary Endpoints|Study Completion Date|Treatments |
2020-002771-35 |
2020-002771-35 | P2 |
Completed |
Myelodysplastic Syndrome|Anemia |
2024-08-15 |
45% |
2025-05-06 |
Primary Completion Date|Study Completion Date|Treatments|Trial Status |
2023-504129-38-00 |
INCB 00928-201 | P2 |
Recruiting |
Fibrodysplasia Ossificans Progressiva |
2028-01-21 |
12% |
2025-05-02 |
Treatments |
jRCT2031210445 |
jRCT2031210445 | P2 |
Recruiting |
Polycythemia Vera|Myelofibrosis|Thrombocythemia, Essential|Anemia |
2024-04-30 |
|||
CTR20230239 |
CTR20230239 | P2 |
Recruiting |
Fibrodysplasia Ossificans Progressiva |
None |
2025-09-14 |
Patient Enrollment|Start Date|Treatments|Trial Status |
Recent News Events
Date |
Type |
Title |
|---|---|---|
|
06/14/2026 |
News Article |
Mirum Pharmaceuticals and Incyte Announce Positive Pivotal Phase 2 Results from PROGRESS Study of Zilurgisertib in Fibrodysplasia Ossificans Progressiva |
|
11/03/2025 |
News Article |
Incyte Announces More than 50 Abstracts Accepted for Presentation at the 2025 ASH Annual Meeting |
|
05/14/2024 |
News Article |
Incyte to Highlight Data From its Oncology Portfolio at the 2024 ASCO Annual Meeting and EHA2024 Congress |
|
04/30/2024 |
News Article |
Incyte Reports 2024 First Quarter Financial Results and Provides Updates on Key Clinical Programs |
