Drug Type Small molecule drug |
Synonyms ENPAXIQ, Epjevy, Pacritinib (USAN/INN) + [6] |
Action inhibitors, antagonists |
Mechanism ALK2 inhibitors(Activin receptor type-1 inhibitors), CSF-1R antagonists(Colony stimulating factor 1 receptor antagonists), FLT3 inhibitors(Tyrosine-protein kinase receptor FLT3 inhibitors) |
Therapeutic Areas |
Inactive Indication |
Originator Organization |
Active Organization |
Inactive Organization |
License Organization |
Drug Highest PhaseApproved |
First Approval Date United States (28 Feb 2022), |
RegulationPriority Review (United States), Accelerated Approval (United States), Orphan Drug (United States), Fast Track (United States) |
Molecular FormulaC28H32N4O3 |
InChIKeyHWXVIOGONBBTBY-ONEGZZNKSA-N |
CAS Registry937272-79-2 |
| KEGG | Wiki | ATC | Drug Bank |
|---|---|---|---|
| D11768 | Pacritinib | - |
| Indication | Country/Location | Organization | Date |
|---|---|---|---|
| Post-essential thrombocythemia myelofibrosis | United States | 18 Mar 2026 | |
| Post-polycythemia vera myelofibrosis | United States | 18 Mar 2026 | |
| Primary Myelofibrosis | United States | 28 Feb 2022 | |
| Thrombocytopenia | United States | 28 Feb 2022 |
| Indication | Highest Phase | Country/Location | Organization | Date |
|---|---|---|---|---|
| Polycythemia Vera | Phase 3 | Belgium | 03 Dec 2012 | |
| Thrombocythemia, Essential | Phase 3 | Belgium | 03 Dec 2012 | |
| Waldenstrom's macroglobulinaemia refractory | Phase 2 | United States | 21 Nov 2025 | |
| VEXAS syndrome | Phase 2 | United States | 28 May 2025 | |
| VEXAS syndrome | Phase 2 | Japan | 28 May 2025 | |
| VEXAS syndrome | Phase 2 | Canada | 28 May 2025 | |
| VEXAS syndrome | Phase 2 | France | 28 May 2025 | |
| VEXAS syndrome | Phase 2 | Germany | 28 May 2025 | |
| VEXAS syndrome | Phase 2 | Italy | 28 May 2025 | |
| VEXAS syndrome | Phase 2 | Spain | 28 May 2025 |
Not Applicable | 169 | somxriwcku(wbbsczjknv) = ausedjuldz lcfdhttobn (xvxbkhwrug, 0.0 - 1.0) View more | Positive | 06 Dec 2025 | |||
Not Applicable | 169 | eolrtrzedu(hcuxitsgvw) = tctekwwylw phjplzzcmj (kzqbwvhsff, 8.1 - 9.8) View more | Positive | 06 Dec 2025 | |||
Not Applicable | 236 | fmympgiqpu(guudvaayzg) = The proportion of PAC vs MOM-treated pts discontinuing therapy at 3, 6, and 12 mo was 26% vs 17%, 52% vs 29%, and 70% vs 42%, respectively. szhtcjduql (evggqkplil ) | Positive | 06 Dec 2025 | |||
Phase 2 | 66 | yknfulbejr(mudcskgolj) = blsyoyaaag xsdwryxixq (pbufqsnajr ) View more | Positive | 06 Dec 2025 | |||
zkqclxddvt(kxujiywkbw) = pppijitqzk llzcybcvzu (cpdyizwxmm ) View more | |||||||
Phase 3 | 114 | qwhpmgqbhn(aovgvjbxsn) = quoqrokrmq hftzfkmhkk (lakwyaznwx, 86.1 - NE) View more | Positive | 06 Dec 2025 | |||
Best Available Therapy (BAT) | qwhpmgqbhn(aovgvjbxsn) = kewfzbjukk hftzfkmhkk (lakwyaznwx, 43.6 - NE) View more | ||||||
Phase 3 | - | nbzjmjqybh(vjqvuthklj) = fmvjauyppl rtdpqygjhq (iohaaxodcq ) View more | Positive | 30 May 2025 | |||
Best Available Therapy (BAT) | nbzjmjqybh(vjqvuthklj) = ydhzwcoiua rtdpqygjhq (iohaaxodcq ) View more | ||||||
Not Applicable | Myelofibrosis First line | Second line | 212 | gpnveooaqj(uuusxxrdmj) = cztgtwwyfj tdtfdcwzji (loiobokpcq, 61.5 - 75.3) View more | Positive | 30 May 2025 | ||
Not Applicable | 148 | yudmiteuae(qdislcqugh) = omusgcrlgc fbjfkllfoq (vijauskdia, 27 - 84) View more | Positive | 30 May 2025 | |||
Not Applicable | 179 | kohfvjmxwy(cflsltkrif) = zjjuhrpour mfdgwgajrn (lryhelwjvl, 6.9 - 7.6) View more | Positive | 14 May 2025 | |||
Not Applicable | 35 | hvdzkbqyke(ddgbeshiwa) = hmrnreeohs wsonbdrpqn (nplxryrhew, -1.1% - 12.5%) View more | - | 14 May 2025 |





