General Information of This Payload
Payload ID
PAY0UHCAF
Name
AP052
Synonyms
AP052
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Target Microtubule (MT)
Each Antibody-drug Conjugate Related to This Payload
Full Information of The Activity Data of The ADC(s) Related to This Payload
ADRX-0405 [Phase 1]
Identified from the Human Clinical Data
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Experiment 1 Reporting the Activity Date of This ADC [1]
Patients Enrolled
Key eligibility comprises Phase 1a patients with advanced mCRPC/GC/NSCLC and Phase 1b with castration-resistant prostate cancer (testosterone <50ng/dL) failing SOC therapies, requiring measurable disease (RECIST 1.1 or PCWG3) and ECOG 0-1/0-2 status. Major exclusions include active CNS metastases, significant CVD, recent malignancies (<3 years), current ILD/pneumonitis, or active infections (prophylaxis allowed).

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Administration Dosage
Increasing doses of ADRX-0405 will be administered to identify the maximum tolerated dose (MTD) and the recommended dose to be used in the Phase 1b part.
Related Clinical Trial
NCT Number NCT06710379  Phase Status PHASE1
Clinical Description
A Phase 1a/b Study of ADRX-0405 in Subjects with Select Advanced Solid Tumors
Primary Endpoint
Primary safety evaluation focuses on adverse event monitoring throughout the 2-year study period for ADRX-0405 in advanced solid tumors including mCRPC, GC, and NSCLC, particularly in treatment-resistant mCRPC cases.
Other Endpoint
econdary assessments include comprehensive PK profiling (Ceoi/Cmax, Ctrough, AUC, t1/2, CL, Vss), immunogenicity (ADA incidence), and efficacy metrics (ORR by RECIST 1.1/PCWG3, DOR, DCR, PFS, rPFS, OS) all measured over the 2-year study duration.
ADRX-0706 [Phase 1]
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 [2]
Patients Enrolled
Eligible subjects for Phase 1a (dose escalation) must have select advanced solid tumors (e.g., UC, HNSCC, NSCLC) progressing after ≥1 prior therapy, while Phase 1b (dose expansion) focuses on UC, TNBC, or cervical cancer. Exclusions include uncontrolled CNS metastases, significant cardiovascular disease, recent anticancer therapy (<14 days/5 half-lives), and concurrent CYP3A/P-gp modifiers.

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Related Clinical Trial
NCT Number NCT06036121  Phase Status PHASE1
Clinical Description
A Phase 1a/b Study of ADRX-0706 in Subjects with Select Advanced Solid Tumors
Primary Endpoint
The study will evaluate the incidence of adverse events over an estimated 3-year period, assessing safety throughout the trial duration.
Other Endpoint
Pharmacokinetic parameters (Cmax, Ctrough, AUC, t1/2, CL, Vss) of ADRX-0706 and immunogenicity via anti-drug antibodies (ADA) will be measured serially over 3 years. Efficacy endpoints include ORR, DOR, DCR, PFS, and OS, all assessed per RECIST 1.1 criteria.
References
Ref 1 A Study of ADRX-0405 in Subjects with Select Advanced Solid Tumors
Ref 2 A Study of ADRX-0706 in Select Advanced Solid Tumors