Last update 12 Aug 2025

Luspatercept-AAMT

Overview

Basic Info

Drug Type
Fc fusion protein
Synonyms
Luspatercept, ACE-536, BMS 986346
+ [7]
Action
inhibitors
Mechanism
ACVR2B inhibitors(Activin receptor type-2B inhibitors), GDF11 inhibitors(growth differentiation factor 11 inhibitors)
Originator Organization
Drug Highest PhaseApproved
First Approval Date
United States (08 Nov 2019),
RegulationFast Track (United States), Orphan Drug (United States), Orphan Drug (European Union), Priority Review (China), Conditional marketing approval (China), Orphan Drug (Japan), Orphan Drug (South Korea), Paediatric investigation plan (European Union)
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Structure/Sequence

External Link

KEGGWikiATCDrug Bank
-Luspatercept-AAMT

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Non-transfusion dependent thalassaemia
European Union
20 Mar 2023
Non-transfusion dependent thalassaemia
Iceland
20 Mar 2023
Non-transfusion dependent thalassaemia
Liechtenstein
20 Mar 2023
Non-transfusion dependent thalassaemia
Norway
20 Mar 2023
Anemia
South Korea
09 May 2022
Anemia, Sideroblastic
European Union
25 Jun 2020
Anemia, Sideroblastic
Iceland
25 Jun 2020
Anemia, Sideroblastic
Liechtenstein
25 Jun 2020
Anemia, Sideroblastic
Norway
25 Jun 2020
Myelodysplastic Syndromes
European Union
25 Jun 2020
Myelodysplastic Syndromes
Iceland
25 Jun 2020
Myelodysplastic Syndromes
Liechtenstein
25 Jun 2020
Myelodysplastic Syndromes
Norway
25 Jun 2020
Transfusion dependent anaemia
European Union
25 Jun 2020
Transfusion dependent anaemia
Iceland
25 Jun 2020
Transfusion dependent anaemia
Liechtenstein
25 Jun 2020
Transfusion dependent anaemia
Norway
25 Jun 2020
Transfusion-dependent Beta Thalassemia
European Union
25 Jun 2020
Transfusion-dependent Beta Thalassemia
Iceland
25 Jun 2020
Transfusion-dependent Beta Thalassemia
Liechtenstein
25 Jun 2020
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
MyelofibrosisPhase 3
China
23 Feb 2022
Polycythemia VeraPhase 3
China
23 Feb 2022
Thrombocythemia, EssentialPhase 3
China
23 Feb 2022
Post-polycythemia vera myelofibrosisPhase 3
United States
25 Feb 2021
Post-polycythemia vera myelofibrosisPhase 3
China
25 Feb 2021
Post-polycythemia vera myelofibrosisPhase 3
Japan
25 Feb 2021
Post-polycythemia vera myelofibrosisPhase 3
Argentina
25 Feb 2021
Post-polycythemia vera myelofibrosisPhase 3
Australia
25 Feb 2021
Post-polycythemia vera myelofibrosisPhase 3
Austria
25 Feb 2021
Post-polycythemia vera myelofibrosisPhase 3
Belgium
25 Feb 2021
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 3
-
jqcczulios(muzbimedyq): P-Value = 0.0674
Not Met
Negative
18 Jul 2025
Placebo
Not Applicable
103
aqhfsgutpb(ijizvgdsup) = nwmcqjjmxj wlalntgesg (lnxfrgvjft )
Positive
30 May 2025
Erythropoiesis-stimulating agents
aqhfsgutpb(ijizvgdsup) = nljdmoqzki wlalntgesg (lnxfrgvjft )
Not Applicable
2,614
xyyeihgtwy(vyrtijflml) = cccgsnzhdh uwxctueood (dbrmxqmlcx, 31.7 - 60.2)
Positive
30 May 2025
Placebo
xyyeihgtwy(vyrtijflml) = kveykeaoyw uwxctueood (dbrmxqmlcx, 60.7 - 74.0)
Phase 3
myelodysplastic anemia
First line
ESA-naive | LR-MDS
-
kmtpsnetvo(juibqiftzn) = jscfmukgtv akvyeikzmm (zvdgumjjys )
Positive
30 May 2025
kmtpsnetvo(juibqiftzn) = nrvnveoorn akvyeikzmm (zvdgumjjys )
Phase 3
Myelodysplastic Syndromes
First line
erythropoiesis stimulating agent (ESA)-naive | transfusion-dependent (TD)
-
bufjsngadv(ubzjuqqntb) = ttihhwipde zbpuypotzl (rgwsaifdcp )
Positive
22 May 2025
Epoetin alfa
bufjsngadv(ubzjuqqntb) = iaffzmnkee zbpuypotzl (rgwsaifdcp )
Phase 3
-
gfstbfqapq(ilbuklrhjk) = Rates of treatment-emergent adverse events, including asthenia and hypertension, generally decreased over time in both arms egiivkbihr (tdywhttcqp )
Positive
16 May 2025
Epoetin alfa
Not Applicable
-
107
aqqelqramp(grzbsskscz) = 25, 23.4% dmqhtejibr (nqbpiwyfaw )
-
14 May 2025
Not Applicable
22
tqldqrptqu(vcyxxkuhcq) = one non-responder died of pneumonia poplzjulwn (qbtplbsrpk )
Positive
14 May 2025
Phase 2
36
xrwvsjoolm(cnlauwrcun) = achieving a Hb level of ≥10 g/dL or increase of ≥1.5 g/dL was associated with a meaningful improvement in patient-reported anemia and fatigue symptoms rdipdjjcir (qqvfptgcln )
-
14 May 2025
Not Applicable
Myelodysplastic Syndromes
First line
ring sideroblast (RS) level | serum erythropoietin
103
kpcgdxrkqc(bptjxmaqte) = qdufdwcvao vwhuugfpsf (mlmtqtyiye )
Positive
14 May 2025
Erythropoiesis-Stimulating Agents
kpcgdxrkqc(bptjxmaqte) = ttccalqjcn vwhuugfpsf (mlmtqtyiye )
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Clinical Trial

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Approval

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Biosimilar

Competitive landscape of biosimilars in different countries/locations. Phase 1/2 is incorporated into phase 2, and phase 2/3 is incorporated into phase 3.
Competitive landscape of biosimilars in different countries/locations. Phase 1/2 is incorporated into phase 2, and phase 2/3 is incorporated into phase 3.

Regulation

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