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Phase I Study of HBT-708 for Patients With Advanced Solid Tumors

A Phase I Study to Evaluate the Safety, Tolerability, and Initial Efficacy of HBT-708 Monotherapy for Patients With Advanced Solid Tumors

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT06993870
Enrollment
60
Registered
2025-05-29
Start date
2025-06-16
Completion date
2027-06-28
Last updated
2025-07-11

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

Conditions

Advanced Solid Tumors

Keywords

solid tumors

Brief summary

The purpose of this study will be to evaluate the safety, tolerability, and inital efficacy of HBT-708 in subjects with advanced solid tumors.

Detailed description

This study is a study of HBT-708 monotherapy in advanced solid tumors. This study includes dose-escalation and dose-expansion cohort, with the accelerated titration combined 3+3 dose escalation method. The administration frequencies of HBT-708 is Q3W i.v. All cohorts will assess the efficacy and safety of the preset several dose levels of HBT-708 in advanced solid tumors.

Interventions

DRUGHBT-708

bispecific antibody

Sponsors

Shenyang Sunshine Pharmaceutical Co., LTD.
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 75 Years
Healthy volunteers
No

Inclusion criteria

1. Male or female subjects, age 18 years or older. 2. Histologically and/or cytologically documented advanced or measurable solid tumors. 3. Eastern Cooperative Oncology Group (ECOG) performance status of 0-1. 4. Life expectancey \> = 3 months. 5. Willingness to provide written informed consent for the study.

Exclusion criteria

1. Known uncontrolled or symptomatic central nervous system metastatic disease. 2. Subjects must have recovered (≤ Grade 1 or pretherapy baseline) from AEs due to previously administered therapies. (National Cancer Institute Common terminology Criteria \[NCI CTCAE\] v.5.0). 3. Inadequate organ or bone marrow function. 4. Pregnant or breast-feeding woman. 5. Known allergies, hypersensitivity, or intolerance to HBT-708 The above information was not intended to contain all considerations relevant to a participant's potential participation in a clinical trial.

Design outcomes

Primary

MeasureTime frameDescription
Number of participants with any treatment-emergent adverse event (TEAE) and dose-limiting toxicitiesup to 24 months (every cycle visit, each cycle is 21 days)Adverse event were defined as the appearance of undesirable signs, symptoms, or medical conditions that occurred after informed consent.
Determine the maximum tolerated dose (MTD) and the maximum administration doseup to 24 months (every cycle visit, each cycle is 21 days)Adverse events were defined as the appearance of undesirable signs, symptoms, or medical conditions that occurred after a participant provided informed consent.

Secondary

MeasureTime frameDescription
the plasma concentration of HBT-708Cycle1Day1, Cycle1Day2, Cycle1Day4, Cycle1Day8, Cycle1Day15; Cycle2 Day1; Cycle3 Day1, Cycle3Day2, Cycle3Day4, Cycle3Day8, Cycle3Day15; then Day 1 of every 2 cycles ( each cycle is 21 days)PK parameters will be calculated from the blood plasma concentrations of HBT-708 using standard noncompartmental PK methods.

Countries

China

Outcome results

None listed

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