SKB118 Injection in Advanced Solid Tumors

Trial statusRecruiting
Trial phasePhase 1, Phase 2
Trial typeInterventional
Biological sexAll
Age18-75
SponsorSichuan Kelun-Biotech Biopharmaceutical Co., Ltd.

About this trial

This is a multicenter, open-label, Phase I/II clinical study. The study is divided into two parts, the SKB118 monotherapy study and the SKB118 in combination with SKB264 study.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Participants voluntarily joined this study and signed an informed consent form.

The age at the time of signing the informed consent form must be between 18 and 75 years.

Participants with histologically or cytologically confirmed advanced solid tumors who have failed standard therapy, have no standard therapy available, or are intolerant to standard therapy.

Participants should provide tumor tissue samples for biomarker testing as much as possible.

Disqualifiers

Participants known to have meningeal metastasis, brainstem metastasis, spinal cord metastasis and/or compression, and active central nervous system (CNS) metastasis.

Patients with other malignant tumors within 3 years before the first administration.

There are serious heart or vascular diseases or high-risk factors present.

According to researchers' judgment, it is an uncontrollable systemic disease.

Trial design

Design model

Single group

Treatments tested in this trial

  • SKB118 Injection

    Drug

    SKB118 Injection monotherapy, iv drip, every 3 weeks (Q3W), until radiographic disease progression (PD), intolerable toxicity, death, or discontinuation of treatment, whichever occurs first.

  • SKB118+SKB264

    Drug

    Administered by intravenous infusion on Day 1 and Day 15 of each 28-day cycle.

Treatment groups

530 Participants
are divided into 2 treatment groups
Group A: SKB118 Injection monotherapyExperimental treatment 1 intervention
Group B: SKB118 in combination with SKB264Experimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Number of subjects achieving Dose-limiting toxicity (DLT)

DLT is defined as an adverse event (AE) that meets protocol-defined DLT criteria during DLT observation period (within 21 days after the first dose for q3w dosing frequency; within 28 days after the first dose for q2w dosing frequency) and is at least possibly related to the study drug.

Time frame
From date of initial dose until up to 21 days after the first dose for q3w dosing frequency; or up to 28 days after the first dose for q2w dosing frequency
2

Objective response rate (ORR)

The sum of the number of cases with Complete Response (CR) and Partial Response (PR) in all treated tumor patients (CR + PR) divided by the total number of cases.

Time frame
Up to approximately 3 years

Secondary outcomes

1

Progression Free Survival (PFS)

Time from start of treatment to progression of disease (PD) or death, whichever occurs first, in patients with tumors.

Time frame
Up to approximately 3 years
2

Duration of Response (DOR)

Time from the start of the first assessment of CR or PR in tumor patients to PD or death due to any reason.

Time frame
Up to approximately 3 years
3

Overall Survival (OS)

Time from start of treatment to death due to any reason.

Time frame
Up to approximately 3 years
4

Maximum observed plasma concentration (Cmax) of SKB118

Pharmacokinetic (PK) parameters of SKB118

Time frame
Up to approximately 2 years

Other outcomes

Sponsors and contacts

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