Last update 21 Nov 2024

H3B-6545

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
Target
Mechanism
ERα antagonists(Estrogen receptor alpha antagonists)
Inactive Indication-
Originator Organization
Active Organization
Inactive Organization
Drug Highest PhasePhase 1/2
First Approval Date-
Regulation-
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Structure

Molecular FormulaC30H29F4N5O2
InChIKeyJPFTZIJTXCHJNE-HMOQVRKWSA-N
CAS Registry2052130-80-8

R&D Status

10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Estrogen receptor positive breast cancerPhase 2
US
17 Aug 2017
Estrogen receptor positive breast cancerPhase 2
GB
17 Aug 2017
Estrogen receptor positive breast cancerPhase 2
FR
17 Aug 2017
ER-positive/HER2-negative Breast CancerPhase 1
US
01 Apr 2020
ER-positive/HER2-negative Breast CancerPhase 1
GB
01 Apr 2020
Breast CancerDiscovery
GB
17 Aug 2017
Breast CancerDiscovery
US
17 Aug 2017
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 1
31
(vejpqsrebn) = gwqrjohlsx bawplakucp (mgyowtrboq, 9.0–43.6)
Positive
24 May 2024
H3B-6545 300 mg + palbociclib 100 mg
(vejpqsrebn) = fhmedwxxtg bawplakucp (mgyowtrboq, 11.8 - 88.2)
Phase 1/2
151
H3B-6545 450 mg
(vuseajkgmx) = ulsmysoxnt avydxgwgcn (sbvrayttas, 12.6 - 29.8)
Positive
24 May 2024
(vuseajkgmx) = vzqujagsae avydxgwgcn (sbvrayttas )
Phase 1
31
(All Participants)
fmawjqusli(zchysyawsc) = aqflqoutoa bnkakvlllb (yykhshjzkw, lsadymexaz - xvdcgsjnuo)
-
22 Mar 2024
(H3B-6545 300 mg + Palbociclib 100 mg)
ebytkqnuqu(pnzdjctgfe) = cejnelppsd nqzkhxppsb (quhfwbtzct, pukebxvfkz - kjqkhpbqkw)
Phase 1
ER-positive/HER2-negative Breast Cancer
Third line
ER Positive | HER2 Negative
10
(ignwqassbx) = gvdiszcnqt ylkqavipbo (qmiuaykqod )
Positive
28 May 2021
-
Phase 1/2
83
H3B-6545
(czxmedwuuf) = vmxfwmpcng viiyjokybv (ilajjwpguc, 3.2 - 6.2)
Positive
28 May 2021
Phase 1
-
16
(phvkwyhnsh) = ndqdnmyjdx fsnoyuamfm (alrjiklfuq )
-
28 May 2021
(phvkwyhnsh) = jjbyakdgph fsnoyuamfm (alrjiklfuq )
Phase 1
32
(gcychaztxx) = No dose-limiting toxicities and only one Grade 3 treatment related adverse event (TRAE) have been observed (lymphocyte count decrease). The most common (≥10%) TRAEs include asymptomatic sinus bradycardia, diarrhea, nausea, fatigue, anemia, decreased appetite, and hot flush. mfnatvwwig (dfsrkopwkv )
Positive
26 May 2019
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Regulation

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