Last update 12 Sep 2026

ER PROTAC(Chia Tai Tianqing)

Overview

Basic Info

Drug Type
Proteolysis-targeting chimeras (PROTAC)
Synonyms
TQB3126
Target
ER
Action
degraders
Mechanism
ERs degraders(Estrogen receptors degraders)
Therapeutic Areas
NeoplasmsSkin and Musculoskeletal Diseases
Active Indication
Breast CancerAdvanced breast cancer
Inactive Indication-
Originator Organization
Chia Tai Tianqing Pharmaceutical Group Co., Ltd.Chia Tai Tianqing Pharmaceutical Group Co., Ltd.
Active Organization
Chia Tai Tianqing Pharmaceutical Group Co., Ltd.Chia Tai Tianqing Pharmaceutical Group Co., Ltd.
Inactive Organization-
License Organization-
Drug Highest PhasePhase 1/2
First Approval Date-
Regulation-
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Related

1
Clinical Trials associated with ER PROTAC(Chia Tai Tianqing)
NCT07697443
/ Not yet recruitingPhase 1/2
Phase I/II Clinical Trial to Evaluate the Safety, Tolerability, Pharmacokinetics and Preliminary Efficacy of TQB3126 in Subjects With Breast Cancer
100 Clinical Results associated with ER PROTAC(Chia Tai Tianqing)
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100 Translational Medicine associated with ER PROTAC(Chia Tai Tianqing)
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100 Patents (Medical) associated with ER PROTAC(Chia Tai Tianqing)
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100 Deals associated with ER PROTAC(Chia Tai Tianqing)
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R&D Status

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IndicationHighest PhaseCountry/LocationOrganizationDate
Breast CancerPhase 2
China
Chia Tai Tianqing Pharmaceutical Group Co., Ltd.Chia Tai Tianqing Pharmaceutical Group Co., Ltd.
17 Jul 2026
Advanced breast cancerIND Approval
China
Chia Tai Tianqing Pharmaceutical Group Co., Ltd.Chia Tai Tianqing Pharmaceutical Group Co., Ltd.
06 Jul 2026
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Clinical Result

Indication
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Evaluation
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Clinical Trial

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Approval

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Regulation

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