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A Study of YL201 and Ivonescimab (AK112) in Advanced Solid Tumors

A Multi-center, Open-label, Phase I/II Clinical Study to Evaluate the Safety, Tolerability, Pharmacokinetic and Preliminary Efficacy of YL201 in Combination With Ivonescimab in Patients With Advanced Solid Tumors

Status
Recruiting
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07208773
Enrollment
260
Registered
2025-10-06
Start date
2025-10-29
Completion date
2027-12-31
Last updated
2025-11-17

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Advanced Solid Tumors, Non Small Cell Lung Cancer, Small Cell Lung Cancer

Keywords

Advanced solid tumors, PD1/VEGF Bispecific, Antibody drug conjugate, Non Small Cell Lung Cancer, Small Cell Lung Cancer

Brief summary

This study was designed to evaluate the efficacy and safety of YL201 in combination with Ivonescimab (AK112) in subjects with solid tumor.

Interventions

DRUGYL201

YL201 will be administered as IV infusion

DRUGIvonescimab

Ivonescimab will be administered as IV infusion.

Sponsors

Akesobio
CollaboratorINDUSTRY
MediLink Therapeutics (Suzhou) Co., Ltd.
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

1. Age ≥ 18 years old. 2. Inclusion criteria for the study population: Phase 1: Advanced Solid tumors. Phase 2: Extensive-stage SCLC, Non-AGA NSCLC, EGFR mutation NSCLC. 3. ECOG PS score is 0 or 1. 4. Within 7 days before the first dose, the functions of body organs and bone marrow meet the requirements.

Exclusion criteria

1. Suitable for local curative treatment. 2. Have received previous treatment with drugs targeting B7-H3 (including antibodies, ADCs, CAR-T, and other drugs). 3. Have received previous treatment with topoisomerase I inhibitors or ADCs containing topoisomerase I inhibitors. 4. Have experienced grade ≥ 3 irAEs during previous treatment with anti-programmed death receptor (ligand) \[anti-PD-(L)1\] or other immune checkpoint inhibitors. 5. History of bleeding tendency or coagulation disorders and/or clinically significant bleeding symptoms or risks within 4 weeks before randomization. 6. Imaging studies during the screening period show that the patient has the Imaging-confirmed tumor invasion of major blood vessels. 7. Active autoimmune disease requiring systemic treatment. 8. Brain metastases or spinal cord compression. 9. Patients with uncontrolled or clinically significant cardiovascular diseases. 10. Clinically significant concurrent pulmonary diseases. 11. Known to have active pulmonary tuberculosis. Other protocol-defined inclusion/

Design outcomes

Primary

MeasureTime frameDescription
Incidence and severity of adverse events (AEs)Approximately within 36 monthsAEs are assessed based on NCI CTCAE v5.0.
Maximum tolerate dose(MTD)Approximately within 36 months
Recommended Dose for ExpansionApproximately within 36 months
Objective Response Rate (ORR)Approximately within 36 monthsORR defined as the proportion of subjects who achieve a best overall response (BOR) of complete response (CR) or partial response (PR).

Secondary

MeasureTime frameDescription
plasma clearance (CL)Approximately within 36 months
half-life (t1/2)Approximately within 36 months
Time to peak drug concentration (Tmax)Approximately within 36 months
Investigator-assessed progression-free survival (PFS)Approximately within 36 monthsPFS defined as the time interval from the first study drug administration to the first documented PD or death due to any cause, whichever occurs first
Area Under the Concentration-time Curve (AUC)Approximately within 36 months
Investigator-assessed disease control rate (DCR)Approximately within 36 monthsDCR defined as the proportion of subjects with a BOR of CR, PR, or stable disease (SD).
Investigator-assessed time to response (TTR)Approximately within 36 monthsTTR defined as the time interval from the first study drug administration to the first documentation of response (CR or PR).
Investigator-assessed the depth of response (DpR) per RECIST v1.1Approximately within 36 monthsThe percentage change in target lesion size
number of subjects who are Anti-Drug Antibody (ADA)-positive at any timeApproximately within 36 months
Investigator-assessed overall survival (OS)Approximately within 36 monthsOS defined as the time interval from the first study drug administration to death due to any cause.
maximum concentration (Cmax)Approximately within 36 months
minimum concentration at trough (Ctrough)Approximately within 36 months
Volume of distribution (Vd)Approximately within 36 months

Countries

China

Contacts

Primary ContactMediLink Threrapeutics
clinicaltrials@medilinkthera.com+86 512 62858368

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026