A Phase 1b Study Evaluating the Safety, Tolerability, Pharmacokinetics, and Efficacy of Anvumetostat in Combination With Other Therapies in Subjects With Advanced Gastrointestinal, Biliary Tract, or Pancreatic Cancers With Homozygous MTAP-deletion

Trial ID: NCT06360354

Interventional - Phase 1 - Active, not recruiting

The study aims to determine maximum tolerated dose (MTD) or recommended combination dose of the MTA-cooperative PRMT5 inhibitor Anvumetostat administered in combination with other therapies in adult participants with metastatic or locally advanced methylthioadenosine phosphorylase (MTAP)-deleted gastrointestinal, biliary tract, or pancreatic cancers. The study also aims to determine the safety profile of Anvumetostat administered in combination with other therapies in adult participants with metastatic or locally advanced MTAP-deleted gastrointestinal, biliary tract, or pancreatic cancers.

Conditions

• Advanced Gastrointestinal, Biliary Tract, and Pancreatic Cancers

Interventions

• Anvumetostat
• Gemcitabine
• Nab-paclitaxel
• Modified FOLFIRINOX
• RMC-6236

Eligibility

Inclusion criteria

• Subprotocol B
• Inclusion:
• Age ≥ 18 years (or ≥ legal age within the country if it is older than 18 years).
• Histologically or cytologically confirmed diagnosis of metastatic and/or unresectable (locally advanced) adenocarcinoma of the pancreas.
• Tumor tissue (FFPE sample) or an archival block must be available. Participants without archived tumor tissue available may be allowed to enroll by undergoing tumor biopsy before dosing.
• Homozygous MTAP-deletion.
• Disease measurable as defined by RECIST v1.1.
• Adequate organ function as defined in the protocol.
• Exclusion:
• Prior treatment with a MAT2A inhibitor or a PRMT5 inhibitor.
• Radiation therapy within 28 days of first dose.
• Major surgery within 28 days of first dose of Anvumetostat.
• Cardiovascular and pulmonary

Exclusion criteria

• as defined in the protocol.
• Gastrointestinal tract disease causing the inability to take PO medication, malabsorption syndrome, requirement for IV alimentation, gastric/jejunal tube feeds, uncontrolled inflammatory gastrointestinal disease (eg, Crohn's disease, ulcerative colitis).
• History of solid organ transplantation.
• Subprotocol C
• Inclusion:
• Age ≥ 18 years (or ≥ legal age within the country if it is older than 18 years).
• Histologically or cytologically confirmed diagnosis of metastatic and/or unresectable (locally advanced) adenocarcinoma of the pancreas.
• Homozygous MTAP-deletion.
• Rat Sarcoma Viral Oncogene Homolog (RAS) mutation
• Received at least 1 prior systemic therapy for advanced or metastatic PDAC.
• Disease measurable as defined by RECIST v1.1.
• Adequate organ function as defined in the protocol.
• Exclusion:
• Prior treatment with aMAT2A inhibitor, a PRMT5 inhibitor, or a MAPK pathway inhibitor, including KRAS inhibitors.
• Cardiovascular and pulmonary exclusion criteria as defined in the protocol.
• Gastrointestinal tract disease causing the inability to take PO medication, malabsorption syndrome, requirement for IV alimentation, gastric/jejunal tube feeds, uncontrolled inflammatory gastrointestinal disease (eg, Crohn's disease, ulcerative colitis).
• History of solid organ transplantation.

Sponsor

Amgen

Source: ClinicalTrials.gov

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