General Information of This Antibody-drug Conjugate (ID: DRG0JNZLF)
ADC Name
PCA062
Synonyms
PCA062; NOV-10
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Organization
MorphoSys (Top20 MNC) (Originator);Novartis (Top20 MNC);ImmunoGen (Top20 MNC)
Drug Status
Phase 1 (discontinued)
Drug-to-Antibody Ratio
3.8
Structure
Antibody Name
CQY684
 Antibody Info 
Antigen Name
Cadherin-3 (CDH3)
 Antigen Info 
Payload Name
DM1
 Payload Info 
Payload Target
Microtubule (MT)
 Target Info 
Linker Name
Succinimidyl-4-(N-maleimidomethyl)cyclohexane-1-carboxylate (SMCC)
 Linker Info 
Conjugate Type
Random Lysines
Combination Type
emtansine
2027 Update
The disease landscape of This ADC
2027 Update
The clinical trial pipelines of This ADC
Disease Name Phase 1 Phase 2 Phase 3 Approved
Oesophageal cancer
1 Trials
Clinical trial identifier
TWCT00001389; NCT02375958; jRCT2080222869; JapicCTI-152921; EudraCT2014-003732-40
Breast cancer
1 Trials
Clinical trial identifier
TWCT00001389; NCT02375958; jRCT2080222869; JapicCTI-152921; EudraCT2014-003732-40
Head and neck cancer
1 Trials
Clinical trial identifier
TWCT00001389; NCT02375958; jRCT2080222869; JapicCTI-152921; EudraCT2014-003732-40
General Information of The Activity Data Related to This ADC
Identified from the Human Clinical Data
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Standard Type NCT Number Clinical Status Clinical Trial Description
progressive disease (PD)  NCT02375958
PHASE1
A Phase 1 Multi-center, Open-label Dose Escalation and Expansion Study of PCA062 Administered Intravenously in Adult Patients With p-CAD Positive Tumors
Disease Control Rate (DCR)  NCT02375958
Phase 1
A phase 1 multi-center, open-label dose escalation and expansion study of PCA062 administered intravenously in adult patients with p-CAD positive tumors.
Full List of Activity Data of This Antibody-drug Conjugate
Identified from the Human Clinical Data
Click To Hide/Show 2 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Efficacy Data progressive disease (PD)
78.70%
Patients Enrolled
Eligible patients are &ge;18 years old with progressive pCAD+ tumors (excluding HNSCC/ESCC), measurable disease per RECIST v1.1, and ECOG &le;2, with mandatory biopsy consent. Exclusions cover CNS metastases, significant comorbidities, prior pCAD-targeting biologics, recent anticancer treatments (4 weeks for chemotherapy/biologics, 2 weeks for surgery), and abnormal lab values (ANC <1.5, Hgb <9, platelets <100, hepatic/renal dysfunction). Vision-related risks also preclude participation.

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Administration Dosage
Forty-seven patients were treated at 10 different dose levels of PCA062, ranging from 0.4 to 5.0 mg/kg every 2 weeks administered as a 1-hour intravenous infusion.
Related Clinical Trial
NCT Number NCT02375958  Clinical Status PHASE1
Clinical Description A Phase 1 Multi-center, Open-label Dose Escalation and Expansion Study of PCA062 Administered Intravenously in Adult Patients With p-CAD Positive Tumors
Primary Endpoint
The study evaluates the incidence of dose-limiting toxicities (DLTs) within the first 28 days to determine the safety and tolerability of PCA062, establishing a critical early assessment of potential treatment-related severe adverse effects.
Other Endpoint
Key safety and efficacy measures include incidence/severity of adverse events, pharmacokinetic parameters (Cmax, Tmax), and immunogenicity (anti-PCA062 antibodies) over 84 days. Clinical endpoints such as overall response rate (ORR), duration of response (DOR), progression-free survival (PFS), and disease control rate (DCR) are monitored throughout treatment cycles (14-day intervals) and up to 18 months to assess therapeutic efficacy.

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Experiment 2 Reporting the Activity Date of This ADC [2]
Efficacy Data Disease Control Rate (DCR)
22.60
33.30
22.20 %
Patients Enrolled
Advanced solid tumors expressing P-cadherin, TNBC, head and neck squamous cell carcinoma (HNSCC), esophageal cancer, cervical cancer, and non-small cell lung cancer (NSCLC).
Administration Dosage
At 10 different dose levels of PCA062, ranging from 0.40 to 5.00 mg/kg every 2 weeks administered as a 1-hour intravenous infusion.
Related Clinical Trial
NCT Number NCT02375958  Clinical Status Phase 1
Clinical Description A phase 1 multi-center, open-label dose escalation and expansion study of PCA062 administered intravenously in adult patients with p-CAD positive tumors.
Primary Endpoint
The MTD was PCA062 3.60 mg/kg every 2 weeks.No patient achieved a complete response. Only 1 patient with stage IV metastatic HNSCC treated at 0.90 mg/kg achieved a confirmed partial response (PR) as best overall response (BOR). The disease control rate (DCR) for the 31 patients with other tumors was 22.60% (95% CI, 9.60-41.10). In patients with HNSCC (n = 6), DCR was 33.30% (95% CI, 4.30-77.70), and in patients with esophageal cancer (n = 9), DCR was 22.20% (95% CI, 2.80-60.00).

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References
Ref 1 PCA062 in pCAD-positive Tumors.
Ref 2 A First-in-Human, Phase I, Multicenter, Open-Label, Dose-Escalation Study of PCA062: An Antibody-Drug Conjugate Targeting P-Cadherin, in Patients With Solid Tumors. Mol Cancer Ther. 2022 Apr 1;21(4):625-634.