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A First-in-human Study of 3H-10000 in Patients With Unresectable or Metastatic Solid Tumors

A Phase I/II Study of 3H-10000 (an Anti-FGFR2b Antibody-Drug Conjugate) in Subjects With Unresectable or Metastatic Advanced Solid Tumors

Status
Recruiting
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT07354711
Enrollment
170
Registered
2026-01-21
Start date
2026-01-04
Completion date
2029-01-01
Last updated
2026-01-21

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

Conditions

Lung Cancer, Stomach Cancer

Brief summary

The study is being conducted to evaluate the safety, tolerability, efficacy, pharmacokinetics, and pharmacodynamics of 3H-10000 in the treatment of unresectable or metastatic solid tumors .

Interventions

DRUG3H-10000

3H-10000 will be administered by infusion Q2W in 28-day cycles.

Sponsors

3H Pharmaceuticals 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

* Subjects must be willing and able to sign the ICF and to adhere to the study visit schedule and other protocol requirements. * Male or female subjects aged ≥18 years at the time of signing the ICF. * According to RECIST v1.1, there is at least one measurable lesion. * Eastern Cooperative Oncology Group (ECOG) performance status score of 0-1 point. * Life expectancy of ≥3 months.

Exclusion criteria

* Meningeal diseases or carcinomatous meningitis. * Uncontrolled pleural effusion, pericardial effusion, or ascites requiring repeated drainage every two weeks or more frequently. * Having received treatment with other investigational drugs within 4 weeks prior to the first dose of the study drug. * Any AEs induced by prior anti-tumor therapy having not resolved to Grade 1 or lower (except for alopecia or any other Grade 2 AEs assessed by the investigator as not being associated with any safety risk). * Any corneal or retinal disease/keratopathy assessed by the investigator as of clinical significance, including but not limited to bullous/band keratopathy, corneal abrasion, inflammation/ulceration, and keratoconjunctivitis.

Design outcomes

Primary

MeasureTime frameDescription
Dose Escalation Phase:Number of Participants with Adverse Events (AEs) and Serious Adverse Events (SAEs)Up to approximately 2 yearsNumber of participants with AEs and SAEs as graded by the National Cancer Institute- Common Terminology Criteria for Adverse Events Version (NCI CTCAE 5.0)), including AEs that meet protocol-defined dose-limiting toxicity (DLT) criteria and AEs meeting protocol-defined adverse event of clinical interest (AECIs)
Dose Escalation Phase:Maximum Tolerated Dose (MTD) or Maximum Administered Dose (MAD) of 3H-10000Up to approximately 2 yearsThe MTD or MAD is defined as the highest dose evaluated for which the estimated toxicity rate is closest to a target toxicity rate, or the highest dose administered, respectively.
Dose Escalation Phase:The recommended Phase 2 dose (RP2D) of 3H-10000Up to approximately 2 yearsThe RP2D of 3H-10000 monotherapy will be determined based on relevant data, as available
Efficacy Expansion Phase:Overall Response Rate (ORR)Up to approximately 2 yearsORR is defined as the percentage of participants with confirmed complete response (CR) or partial response (PR) by Response Evaluations Criteria in Solid Tumors Version 1.1 (RECIST v1.1)

Secondary

MeasureTime frameDescription
Dose Escalation Phase:ORRUp to approximately 2 yearsORR is defined as the percentage of participants with CR or PR, as determined by RECIST v1.1
Dose Escalation Phase and Efficacy Expansion Phase:Disease Control Rate (DCR)Up to approximately 2 yearsDCR is defined as the percentage of participants with best overall response of a CR, PR, and stable disease, as assessed by RECIST v1.1
Dose Escalation Phase and Efficacy Expansion Phase:Duration of Response (DOR)Up to approximately 2 yearsDOR is defined as the time from the first determination of an objective response per RECIST v1.1 until the first documentation of progression or death, whichever comes first, as assessed using RECIST v1.1
Efficacy Expansion Phase:Progression Free Survival (PFS)Up to approximately 2 yearsPFS is defined as the time from the date of the first dose of study drug to the date of the first documentation of progressive disease assessed using RECIST v1.1 or death, whichever occurs first
Efficacy Expansion Phase:Number of Participants with Adverse Events (AEs) and Serious Adverse Events (SAEs)Up to approximately 2 yearsNumber of participants with AEs and SAEs as graded by the National Cancer Institute- Common Terminology Criteria for Adverse Events Version (NCI CTCAE 5.0), and AEs meeting protocol-defined adverse event of clinical interest (AECI)s.
Dose Escalation Phase:To evaluate the pharmacokinetics (PK) of 3H-10000Twice in the first 3 monthsAUC0-last
Efficacy Expansion Phase:To evaluate the pharmacokinetics (PK) of 3H-10000Up to approximately 2 yearsAUC0-last

Countries

China

Contacts

CONTACTShuchao Wu
shuchao.wu@3hpharma.com0086-21-50895559

Outcome results

None listed

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