General Information of This Antibody-drug Conjugate (ADC)
ADC ID
DRG0OGZEE
ADC Name
Mirzotamab clezutoclax
Synonyms
mirzotamab clezutoclax; ABBV-155
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Organization
AbbVie (Top20 MNC) (Originator)
Drug Status
Phase 1
Drug-to-Antibody Ratio
2
Structure
Antibody Name
Mirzotamab
 Antibody Info 
Antigen Name
CD276 antigen (CD276); Hepatocyte growth factor receptor (MET)
 Antigen Info 
Payload Name
clezutoclax
 Payload Info 
Therapeutic Target
Bcl-2-like protein 1 (BCL2L1)
 Target Info 
Linker Name
Val-Ala dipeptide linker
 Linker Info 
Conjugate Type
Random Cysteines
Combination Type
clezutoclax
The indication landscape of This ADC(2027 Update)
The clinical trial pipeline of This ADC(2027 Update)
Indication Phase 1 Phase 1/2 Phase 2 Phase 2/3 Phase 3 New Drug Application Approved
Breast cancer
1 Trials
Trial ID
TWCT00003745; NCT03595059; jRCT2080225314; JapicCTI-205410; EudraCT2020-002495-12; EUCT2024-513625-23-00
Lung cancer
1 Trials
Trial ID
TWCT00003745; NCT03595059; jRCT2080225314; JapicCTI-205410; EudraCT2020-002495-12; EUCT2024-513625-23-00
General Information of The Activity Data Related to This ADC
Identified from the Human Clinical Data
Click To Hide/Show 1 Activity Data Related to This Level
Standard Type NCT Number Clinical Status Clinical Trial Description
Undisclosed  NCT03595059
PHASE1
A Phase 1 First-in-Human Study With ABBV-155 Alone and in Combination With Taxane Therapy in Adults With Relapsed and/or Refractory Solid Tumors
Full List of Activity Data of This Antibody-drug Conjugate
Identified from the Human Clinical Data
Click To Hide/Show 1 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Patients Enrolled
Inclusion: Solid tumor patients (Part 2a: SCLC; Part 2b: NSCLC/HR+HER2- breast cancer) with measurable disease, ECOG ≤2, prior therapy failure. Breast cancer patients must have CDK4/6 inhibitor failure; NSCLC patients require targeted therapy if actionable mutations present. Exclusion: Active CNS metastases, Grade≥2 neuropathy, unresolved toxicities, active hepatitis/HIV, significant cardiac history, or hypersensitivity to study drug components. Taxane-exposed patients require 2-month washout.

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Administration Dosage
Participants will be administered ABBV-155 (various doses).
Related Clinical Trial
NCT Number NCT03595059  Clinical Status PHASE1
Clinical Description A Phase 1 First-in-Human Study With ABBV-155 Alone and in Combination With Taxane Therapy in Adults With Relapsed and/or Refractory Solid Tumors
Primary Endpoint
Primary endpoints include MTD/RPTD determination during dose escalation (21-day evaluation) and ORR assessment (RECIST 1.1) with 2-6 month follow-up in expansion phases.
Other Endpoint
Secondary objectives comprise AE monitoring (12 months), efficacy measures (DOR/CR/PFS/OS), PK parameters (Cmax/Tmax/AUCt/AUCinf/t1/2 over 48 days), and cardiac safety (QTcF changes).
References
Ref 1 A Study With ABBV-155 Alone and in Combination With Taxane Therapy in Adults With Relapsed and/or Refractory Solid Tumors