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M0324 as Monotherapy and in Combination with Pembrolizumab or Chemotherapy in Participants with Selected Advanced Solid Tumors(TITER)

An Open Label, Multicenter, Phase 1 Study to Evaluate the Safety, Tolerability, and Pharmacokinetic/Pharmacodynamic profile of M0324, a bispecific (MUC-1 x CD40) antibody as Monotherapy, in Combination with Pembrolizumab, and in Combination with Chemotherapy, in Participants with Selected Advanced Solid Tumors

Status
Recruiting
Phases
Phase 1
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2031250509
Enrollment
15
Registered
2025-11-19
Start date
2025-12-03
Completion date
Unknown
Last updated
2026-05-25

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

Conditions

Advanced Solid Tumor

Interventions

Part1 Biological: M0324 M0324 will be tested at increasing doses as monotherapy to determine dose-toxicity relationship and MTD (if reached) in order to support selection of recommended dose(s) for ex

Sponsors

Suzuki Tomoya
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Part 1- M0324 Monotherapy: Participants with certain advanced/metastatic solid tumor types known to overexpress MUC-1 and who are intolerant or refractory to standard therapy or for which no standard therapy is judged appropriate by the Investigator Part 2- M0324 Combination with Pembrolizumab: Participants with certain advanced/metastatic tumor types known to overexpress MUC-1 and the participants in the combination treatment involving M0324 and pembrolizumab must be intolerant or refractory to standard therapy and no other further standard therapy should be judged appropriate by the Investigator. In addition, the participants must have had prior treatment with immune checkpoint inhibitor(s) (ICIs) and must have experienced documented disease progression on or after ICIs. Part 3- M0324 Combination with mFOLFIRINOX: Participants with previously untreated metastatic pancreatic ductal adenocarcinoma, who are judged by Investigator as eligible for treatment with mFOLFIRINOX. Participants with prior Whipple surgery and/or adjuvant chemotherapy are not permitted Other protocol defined inclusion criteria could apply

Exclusion criteria

Exclusion criteria: Has a history of chronic diarrhea greater than or equal to (>=) Grade 2, inflammatory disease of the colon or rectum, or unresolved partial or complete intestinal obstruction Participant has a history of malignancy within 3 years before the date of enrollment Uncontrolled or poorly controlled arterial hypertension, uncontrolled cardiac arrhythmia, unstable angina, myocardial infarction, congestive heart failure [New York Heart Association (NYHA) >= II] or a coronary revascularization procedure within 180 days of study entry Life expectancy of less than 3 months Other protocol defined exclusion criteria could apply

Design outcomes

Primary

MeasureTime frame
Parts 1 and 2: Number of Participants With Dose Limiting Toxicities (DLTs) Part 1, 2 and 3: Number of Participants with Treatment-Emergent Adverse Events (TEAEs) Part 3: Number of Participants With Dose Limiting Toxicities (DLTs)

Countries

Canada, Japan, USA

Contacts

Public ContactContact for Clinical Trial Information

Merck Biopharma Co., Ltd.

MBJ_clinicaltrial_information@merckgroup.com+81-3-6756-0800

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: May 30, 2026