A Study to Evaluate YF087 in Subjects With MSI-H or dMMR Advanced Solid Tumors

Trial statusNot yet recruiting
Trial phasePhase 1
Trial typeInterventional
Biological sexAll
Age18+
SponsorInventisBio Co., Ltd

About this trial

This is an open-label, multicenter clinical study to evaluate the safety, tolerability, and pharmacokinetics of YF087 in subjects with Microsatellite Instability-High (MSI-H) or Mismatch Repair-Deficient (dMMR) advanced solid tumors.

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Subjects with locally advanced (unresectable) or metastatic solid tumors;

dMMR/MSI-H status demonstrated in tumor tissue, blood, or other samples containing cancer cells or DNA;

Subjects must have experienced disease progression after the most recent therapy for advanced disease (prior therapy must include at least one PD-1/PD-L1 inhibitor treatment).

Presence of at least 1 measurable lesion that can be measured by CT or MRI based on RECIST V1.1 criteria;

Disqualifiers

Prior treatment with a WRN inhibitor such as HRO760, RO7589831, GSK4418959 and NDI-219216;

Prior to the first dose of study intervention, receipt of any anticancer treatment (including chemotherapy, targeted therapy, immunotherapy, etc.) or any other investigational medicinal product within 14 days or 3 half-lives (whichever is shorter);

Subjects with unstable or symptomatic or progressive central nervous system (CNS) metastases and/or leptomeningeal carcinomatosis and/or brainstem metastases and/or spinal cord compression;

Subjects with clinically significant cardiovascular and cerebrovascular disease

Trial design

Design model

Single group

Treatments tested in this trial

  • YF087

    Drug

    Dosage form: Tablet • Administration route: Oral, once a day

Treatment groups

70 Participants
are divided into 1 treatment group
Group A: YF087Experimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Number of subjects participants with adverse events

Number of subjects participants with adverse events

Time frame
From enrollment to 30 days after last dose
2

Subject incidence of Dose-limiting toxicities (DLT)

Time frame
From enrollment to Cycle 1 Day 21
3

Objective response rate (ORR)

Time frame
From enrollment to the end of treatment, about 1 year

Secondary outcomes

1

Disease control rate (DCR)-assessed by IRC and investigators

Time frame
From enrollment to the end of treatment, about 1 year
2

Progression free survival (PFS)

Time frame
From enrollment to the end of treatment, about 1 year
3

Duration of Response (DOR)

Time frame
From enrollment to the end of treatment, about 1 year
4

Change from baseline in QT/QTc interval

Time frame
On Cycle 0 Day 1 and Cycle 2 Day 1 (Cycle 0 is 7 days and the rest cycle is 21 days)

Other outcomes

1

Change from baseline in concentration and/or mutations in ctDNA

Time frame
From enrollment to the end of treatment, about 1 year

Locations

This trial has no locations.

Sponsors and contacts

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