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A Phase 1/2 Study of Anvumetostat in Combination With IDE397 in Participants With Advanced Methylthioadenosine Phosphorylase (MTAP)-Null Solid Tumors

A Phase 1/2 Study Evaluating the Safety, Tolerability, Pharmacokinetics, Pharmacodynamics, and Efficacy of Anvumetostat in Combination With IDE397 in Subjects With Advanced MTAP-null Solid Tumors

Status
Completed
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05975073
Enrollment
53
Registered
2023-08-03
Start date
2023-08-01
Completion date
2026-03-26
Last updated
2026-04-22

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

Conditions

MTAP-null Non-Small-Cell Lung Cancer, MTAP-null Solid Tumors

Keywords

Oncology, AMG 193, IDE397, anvumetostat

Brief summary

The main aims of this study are to evaluate the safety and tolerability, and to determine the maximum tolerated dose (MTD) or the recommended combination dose of Anvumetostat in combination with IDE397 in adult participants with metastatic or locally advanced MTAP-null solid tumors, and to evaluate the preliminary anti-tumor activity of anvumetostat in combination with IDE397 in adult participants with metastatic or locally advanced MTAP-null Non-Small-Cell Lung Cancer (NSCLC).

Interventions

Administered PO

DRUGIDE397

Administered PO

Sponsors

Amgen
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SEQUENTIAL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

1. Evidence of homozygous loss of MTAP (null) and/or MTAP deletion. 2. Presence of advanced/metastatic solid tumor not amenable to curative treatment 1. Part 1: MTAP-null or lost MTAP expression solid tumor for which no standard therapy exists 2. Part 2: MTAP-null or lost MTAP expression NSCLC with progression after 1 to 2 prior lines of systemic therapy. 3. Able to swallow and retain PO administered study treatment and willing to record adherence to investigational product 4. Disease measurable as defined by RECIST v1.1 5. Adequate organ function as defined in the protocol. 6. Archived tumor tissue. Participants without archived tumor tissue available may be allowed to enroll by undergoing tumor biopsy before cycle 1 day 1 dosing.

Exclusion criteria

1. Prior treatment with an MAT2A inhibitor or a PRMT5 inhibitor. 2. Radiologic or clinical evidence of spinal cord compression, untreated or symptomatic brain metastases or leptomeningeal disease. 3. Cardiovascular and pulmonary

Design outcomes

Primary

MeasureTime frameDescription
Part 1: Number of Participants Experiencing Dose Limiting Toxicities (DLTs)Day 1 up to Day 21
Part 1: Number of Participants Experiencing Treatment-emergent Adverse Events (TEAEs)Day 1 up to approximately 2.5 yearsAny clinically significant changes in vital signs, electrocardiogram (ECG), or clinical laboratory test results will be recorded as adverse events
Part 1: Number of Participants Experiencing Serious Adverse Events (SAEs)Day 1 up to approximately 2.5 years
Part 2: Objective Response (OR) per modified Response Evaluation Criteria in Solid Tumors (RECIST) 1.1Day 1 up to approximately 2.5 years

Secondary

MeasureTime frameDescription
Part 1 and 2: Maximal Plasma Concentration (Cmax) of AnvumetostatDay 1 pre-dose up to Cycle 5 (Cycle= 21 days)
Part 1 and 2: Cmax of IDE397Day 1 pre-dose up to Cycle 5 (Cycle= 21 days)
Part 1 and 2: Time to Achieve Maximal Plasma Concentration (Tmax) of AnvumetostatDay 1 pre-dose up to Cycle 5 (Cycle= 21 days)
Part 1 and 2: Tmax of IDE397Day 1 pre-dose up to Cycle 5 (Cycle= 21 days)
Parts 1 and 2: Area Under The Curve (AUC) After Single Dose of AnvumetostatDay 1 pre-dose up to Cycle 5 (Cycle= 21 days)
Parts 1 and 2: Area Under The Curve (AUC) After Multiple Doses of AnvumetostatDay 1 pre-dose up to Cycle 5 (Cycle= 21 days)
Parts 1 and 2: AUC After Single Dose of IDE397Day 1 pre-dose up to Cycle 5 (Cycle= 21 days)
Parts 1 and 2: AUC After Multiple Doses of IDE397Day 1 pre-dose up to Cycle 5 (Cycle= 21 days)
Parts 1: Overall Response per RECIST 1.1Day 1 up to end-of-study (EOS) (approximately 2.5 years)
Parts 1 and 2: Disease Control RateDay 1 up to EOS (approximately 2.5 years)
Parts 1 and 2: Time to Response (TTR)Day 1 up to EOS (approximately 2.5 years)
Parts 1 and 2: Duration of Response (DOR)Day 1 up to EOS (approximately 2.5 years)
Parts 1 and 2: Duration of Stable DiseaseDay 1 up to EOT (approximately 6 months)
Parts 1 and 2: Progression-free Survival (PFS)Day 1 up to EOS (approximately 2.5 years)
Parts 1 and 2: Overall Survival (OS)Day 1 up to EOS (approximately 2.5 years)
Part 2: Number of Participants Experiencing TEAEsDay 1 up to approximately 2.5 yearsAny clinically significant changes in vital signs, electrocardiogram (ECG), or clinical laboratory test results will be recorded as adverse events
Part 2: Number of Participants Experiencing SAEsDay 1 up to approximately 2.5 years
Parts 1 and 2: Change From Baseline in Symmetric Dimethylation of Arginine (SDMA) in BloodBaseline (Day 1) to EOT plus 30 days (approximately 7 months)

Countries

Australia, Canada, Denmark, South Korea, Spain, Taiwan, United States

Contacts

STUDY_DIRECTORMD

Amgen

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Apr 23, 2026