Last update 23 Oct 2026

Bimagrumab

Overview

Basic Info

Drug Type
Monoclonal antibody
Synonyms
Bimagrumab (JAN/USAN/INN), BYM-338, LY3985863
Action
inhibitors
Mechanism
ACVR2A inhibitors(activin A receptor type 2A inhibitors), ACVR2B inhibitors(Activin receptor type-2B inhibitors)
Active Indication
Originator Organization
Active Organization
Inactive Organization
Drug Highest PhasePhase 2
First Approval Date-
RegulationBreakthrough Therapy (United States), Orphan Drug (United States)
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Structure/Sequence

External Link

KEGGWikiATCDrug Bank
D10620Bimagrumab-

R&D Status

10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Myositis, Inclusion BodyPhase 3
United States
02 Nov 2015
Myositis, Inclusion BodyPhase 3
Japan
02 Nov 2015
Myositis, Inclusion BodyPhase 3
Australia
02 Nov 2015
Myositis, Inclusion BodyPhase 3
Belgium
02 Nov 2015
Myositis, Inclusion BodyPhase 3
Denmark
02 Nov 2015
Myositis, Inclusion BodyPhase 3
France
02 Nov 2015
Myositis, Inclusion BodyPhase 3
Italy
02 Nov 2015
Myositis, Inclusion BodyPhase 3
Netherlands
02 Nov 2015
Myositis, Inclusion BodyPhase 3
Switzerland
02 Nov 2015
Myositis, Inclusion BodyPhase 3
United Kingdom
02 Nov 2015
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 2
507
Bimagrumab 10 mg/kg
cjmskdglor(ihpctjmxlb) = was −6.0 kg to −9.3 kg (bimagrumab), −9.8 kg to −14.2 kg (semaglutide) and −12.7 kg to −17.8 kg (combination) versus −3.3 kg (placebo) (all P < 0.001 versus placebo, except bimagrumab 10 mg/kg. nlppksccis (xqklvcumwg )
Positive
02 Mar 2026
Bimagrumab 30 mg/kg
Phase 2
507
Placebo
(Placebo/30 mg/kg Bimagrumab)
kwisshpvoi(rxdocetgpp) = feystzwfla kalcymasit (ysmbvfitnu, 1.39)
-
18 Jul 2025
(10/30 mg/kg Bimagrumab)
kwisshpvoi(rxdocetgpp) = ookagplvhj kalcymasit (ysmbvfitnu, 1.42)
Phase 2
507
iyjrlzricw(iczkdzucon) = hbzhcwamnq jozxwqtyqy (thpefbbdla )
Positive
23 Jun 2025
iyjrlzricw(iczkdzucon) = hasxqfvvzt jozxwqtyqy (thpefbbdla )
Phase 1/2
-
telzamkcoh(innljxtaxr) = qygdeyoqhv zduuwjtodc (zatluxmxje )
Positive
04 Oct 2023
bvvxkmsojg(igrqmvcpec) = fwxlovhahz wpwjrwgzag (jhupawwexo )
Phase 2
75
ygvilmitbk(xqpjrkfknb) = gvefadqnhw igaobmdrxv (jkaoqzxagk )
-
20 Jun 2023
Placebo
ygvilmitbk(xqpjrkfknb) = mtlpshemrj igaobmdrxv (jkaoqzxagk )
Phase 2
569
lveaaaqbwj(hfkasjasae) = edcalxpcur fbbljzqdhp (wayvvbwtsl )
Positive
11 Jun 2022
Placebo
lveaaaqbwj(hfkasjasae) = vbutovqtvv fbbljzqdhp (wayvvbwtsl )
Phase 3
211
ivegersruy(wqfvlrqlpc) = uerqtvsovw wievdvzdvm (xapfkjqszn )
Negative
23 Mar 2021
Placebo
ivegersruy(wqfvlrqlpc) = idnkrhyweo wievdvzdvm (xapfkjqszn )
Phase 2
75
cbuebfbgbt(fpgjatrtyd) = xqhwompiio yeppdeepff (rzbtbryikk, -8.3 to -6.6)
Positive
04 Jan 2021
Placebo
cbuebfbgbt(fpgjatrtyd) = ptxnhggbec yeppdeepff (rzbtbryikk, -0.99 to 0.63)
Phase 2/3
10
kxjgkhjaeu(tgjdkhpazx) = muscle spasms and falls (both 9 of 10, 90%),diarrhea (6 of 10, 60%) and acne and skin eruption (both 5 of 10, 50%) kthfxhyyng (apvfdlshma )
Negative
06 Oct 2020
Phase 2
180
fzxngyeklu(iddwdkwsbe) = wbahsrogtv tymugmknrh (ppsreespov, 0.90 - 1.77)
Positive
01 Oct 2020
SOC+Placebo
fzxngyeklu(iddwdkwsbe) = xvszpukoze tymugmknrh (ppsreespov, 0.53 - 1.52)
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Core Patent

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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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