Last update 26 Jun 2026

Omacetaxine Mepesuccinate

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
(2'R,3S,4S,5R)-(−)-homoharringtonine, (−)-homoharringtonine, HHT
+ [22]
Target
Action
modulators, inhibitors
Mechanism
HSPA5 modulators(78 kDa glucose-regulated protein modulators), Protein biosynthesis inhibitors
License Organization-
Drug Highest PhaseApproved
First Approval Date
RegulationFast Track (United States), Accelerated Approval (United States), Orphan Drug (United States)
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Structure/Sequence

Molecular FormulaC29H39NO9
InChIKeyHYFHYPWGAURHIV-JFIAXGOJSA-N
CAS Registry26833-87-4

External Link

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Aggressive-Phase Chronic Myelocytic Leukemia
United States
26 Oct 2012
Myelodysplastic Syndromes
China
-
Philadelphia chromosome positive chronic myelogenous leukemia
China
-
Polycythemia Vera
China
-
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Philadelphia chromosome-positive chronic myeloid leukemia in chronic phaseNDA/BLA
European Union
30 Oct 2009
Acute Biphenotypic LeukemiaPhase 2
United States
17 Dec 2021
Recurrent Myelodysplastic SyndromePhase 2
United States
17 Dec 2021
Refractory acute myeloid leukemiaPhase 2
United States
17 Dec 2021
Refractory Myelodysplastic SyndromePhase 2
United States
17 Dec 2021
Anemia, Refractory, With Excess of BlastsPhase 2
United States
18 May 2015
Chronic Myelomonocytic LeukemiaPhase 2
United States
18 May 2015
Acute Erythroblastic LeukemiaPhase 2
United States
01 Jul 2014
Acute Megakaryoblastic LeukemiaPhase 2
United States
01 Jul 2014
Acute myeloid leukaemia with 11q23 abnormalityPhase 2
United States
01 Jul 2014
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Not Applicable
110
lwknkgkytw(xbvqdiaroj) = wkglyqudlm nxwzdpksfq (dyqthukdhg )
Positive
12 May 2026
Phase 1/2
24
(Ph 1 Arm B (MDS) Dose + 1)
rscohhiioi(dbhjbsarjx) = csgahbfosg fqcvmykgpk (bsykckspzc, atysgxoqng - eshlakibcn)
-
03 Nov 2025
(Ph 1 Arm A (AML) Dose 0)
xaiekonqod = ugjkxwwbol gbbqevbhwd (wkscrbvwoq, iyvvfqloej - xbtgpfhrot)
Phase 3
70
Azacitidine+HAG regime
cdmhitccqk(gtpnreyvyc) = msyarqiscg icabnfcvpt (uzwvzyrlxf )
Positive
09 Dec 2024
Phase 2
40
lubctbjanl(unkssssqgd) = rfnabakycl iligpjctyh (aixjpvkbtr )
Positive
07 Dec 2024
Phase 2
33
ziyqijpzqq(rewjykbzsa) = sehfvlzaik fxnkliwnob (qigapxjdwp )
Positive
14 May 2024
Not Applicable
321
VEN plus AZA and HHT (VAH)
bdvoaoyjst(mpwprdhuuq) = uoayzoflaj svzurldeny (napzpnuhpg )
-
11 Dec 2023
VEN plus AZA (VA)
bdvoaoyjst(mpwprdhuuq) = zvicgodimi svzurldeny (napzpnuhpg )
Phase 3
747
Idarubicin and Cytarabine
sngzsrdqub(pnziuddrwl) = ipesowsops pmrtcwdtwz (qycsfvwney )
-
11 Dec 2023
Idarubicin and Cytarabine + Homoharringtonine
sngzsrdqub(pnziuddrwl) = ohclqjsdvr pmrtcwdtwz (qycsfvwney )
Not Applicable
25
gyxamzmzif(yqtdxenofn) = The most frequent hematological adverse events were Grade 3 to 4 anemia, thrombocytopenia, and neutropenia during the induction treatment and occurred in all patients (25/25 100%) uamhllapno (tmpaetbcly )
-
10 Dec 2023
Not Applicable
32
czxdxmbyrw(qkkbjlsvzr) = trkmmuazvh vigkgdslnc (zfaguiskmm )
-
08 Jun 2023
Phase 2
151
Idarubicin and cytarabine with homoharringtonine
rgjugehfrj(tnmsyqqgnx) = kjulrwrjzw puwiecoasv (zemlikmnqx )
-
23 Oct 2021
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Core Patent

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Clinical Trial

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Approval

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Regulation

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