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A Study of CHS-1000 in Participants With Advanced or Metastatic Solid Tumors

A Phase 1, Multicenter, Open-Label Study of CHS-1000 as a Single Agent and in Combination With Toripalimab-tpzi in Participants With Advanced or Metastatic Solid Tumors

Status
Not yet recruiting
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06389526
Enrollment
48
Registered
2024-04-29
Start date
2025-02-15
Completion date
2028-05-30
Last updated
2024-09-19

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

Conditions

Advanced or Metastatic Solid Tumors

Keywords

CHS-1000, Tumors, Toripalimab, ILT4, LILRB2

Brief summary

The primary purpose of this trial is to assess the tolerability and safety of CHS-1000 alone and in combination with toripalimab-tpzi in participants with advanced solid tumors.

Interventions

BIOLOGICALCHS-1000

Specified dose on specified days

BIOLOGICALToripalimab

Specified dose on specified days

Sponsors

Coherus Oncology, Inc.
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

Key Inclusion Criteria: * Histopathologically or cytologically confirmed diagnosis of advanced or metastatic unresectable solid tumors (excluding glioblastoma multiforme (GBM)) by tissue biopsy or archival tumor specimen. Unresectable tumors are defined as tumors with lesions in which clear surgical excision margins cannot be obtained, in close proximity to major blood vessels, not with oligometastatic and with advanced organ and lymph node (LN) involvement, and not leading to significant functional compromise as determined by surgical consult or Tumor Board. * Participants must have been previously treated or be ineligible for, or intolerant of, available approved standard therapies known to confer clinical benefit (including immunotherapy), or for whom no effective standard therapy exists. * At least 1 measurable lesion based on Response Evaluation Criteria in Solid Tumors (RECIST) v1.1 as determined by the investigator. Key

Exclusion criteria

* Concurrent enrollment in another clinical study or participation in another clinical study within 28 days prior to the 1st dose of CHS-1000, except for observational (noninterventional) studies or the follow-up period of an interventional study. * Current or prior use of systemic anticancer treatment, including but not limited to chemotherapy, immunotherapy, biologic treatment, hormone therapy, and targeted therapy, if within 8 weeks or 5 half-lives (whichever is shorter) for biologic therapies, or if within 28 days for most other anticancer therapies, prior to the 1st dose of CHS-1000. * Concurrent or prior radiotherapy within 28 days prior to the 1st dose of CHS-1000 or unresolved treatment-related radiation toxicity. Limited local radiotherapy for palliative intent (eg, to a single site of metastatic disease) is permitted within 28 days prior to the 1st dose of CHS-1000 provided that the participant has no evidence of or has recovered from any treatment-related radiation toxicity. Note: Other protocol-defined inclusion and

Design outcomes

Primary

MeasureTime frame
Number of Participants with Treatment-Emergent Adverse Events (TEAEs)Up to approximately 27 months

Secondary

MeasureTime frame
Time to Response (TTP)Up to approximately 27 months
Progression-free Survival (PFS)Up to approximately 27 months
Landmark PFS RateMonth 6, Month 12
Maximum Observed Concentration (Cmax)Up to approximately 27 months
Area Under the Concentration-time Curve (AUC)Up to approximately 27 months
Terminal Half-life (t1/2)Up to approximately 27 months
Number of Participants with Antidrug AntibodiesUp to approximately 27 months
Investigator-assessed Objective Response Rate (ORR)Up to approximately 27 months
Duration of Response (DoR)Up to approximately 27 months
Disease Control Rate (DCR)Up to approximately 27 months

Contacts

Primary ContactSandy Paige, Senior Director, Clinical Operations
spaige@coherus.com800-794-5434

Outcome results

None listed

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