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Testing Ado-Trastuzumab Emtansine as a Potential Targeted Treatment in Cancers With HER2 Genetic Changes (MATCH-Subprotocol Q)

MATCH Treatment Subprotocol Q: Ado-trastuzumab Emtansine in Patients With Tumors With HER2 Amplification (Except Breast and Gastric/Gastro-Esophageal Junction (GEJ) Adenocarcinomas)

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04439110
Enrollment
38
Registered
2020-06-19
Start date
2015-08-12
Completion date
2027-03-31
Last updated
2026-05-08

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

Conditions

Advanced Lymphoma, Advanced Malignant Solid Neoplasm, Hematopoietic and Lymphoid Cell Neoplasm, Refractory Lymphoma, Refractory Malignant Solid Neoplasm, Refractory Multiple Myeloma

Brief summary

This phase II MATCH treatment trial identifies the effects of ado-trastuzumab emtansine in patients whose cancer has a genetic change called HER2 amplification. Ado-trastuzumab emtansine is a monoclonal antibody, called trastuzumab, linked to a chemotherapy drug called DM1. Trastuzumab is a form of "targeted therapy", because it works by attaching itself to specific molecules (receptors) on the surface of cancer cells, known as HER2 receptors and delivers DM1 to kill them. Researchers hope to learn if the study drug will shrink this type of cancer or stop its growth.

Detailed description

PRIMARY OBJECTIVE: I. To evaluate the proportion of patients with objective response (OR) to targeted study agent(s) in patients with advanced refractory cancers/lymphomas/multiple myeloma. SECONDARY OBJECTIVES: I. To evaluate the proportion of patients alive and progression free at 6 months of treatment with targeted study agent in patients with advanced refractory cancers/lymphomas/multiple myeloma. II. To evaluate time until death or disease progression. III. To identify potential predictive biomarkers beyond the genomic alteration by which treatment is assigned or resistance mechanisms using additional genomic, ribonucleic acid (RNA), protein and imaging-based assessment platforms. IV. To assess whether radiomic phenotypes obtained from pre-treatment imaging and changes from pre- through post-therapy imaging can predict objective response and progression free survival and to evaluate the association between pre-treatment radiomic phenotypes and targeted gene mutation patterns of tumor biopsy specimens. OUTLINE: Patients receive trastuzumab emtansine intravenously (IV) over 30-90 minutes on day 1. Cycles repeat every 21 days in the absence of disease progression or unacceptable toxicity. After completion of study treatment, patients are followed up every 3 months if less than 2 years from study entry, and then every 6 months for year 3 from study entry.

Interventions

BIOLOGICALTrastuzumab Emtansine

Given IV

Sponsors

National Cancer Institute (NCI)
Lead SponsorNIH

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

* Patients must have met applicable eligibility criteria in the Master MATCH Protocol prior to registration to treatment subprotocol * Patients' tumor sample must have HER2 amplification \> 7 based on targeted custom Ampliseq panel on the Ion Torrent Personal Genome Machine (PGM) * Hemoglobin \>= 9.0 g/dL (which may be reached by transfusion) * Patients will be allowed if on anticoagulation (except warfarin and other coumarin derivatives) or on aspirin 81 mg by mouth daily. Additional monitoring while on anticoagulation will be based on institutional guidelines and/or physician discretion. However, patients will not be allowed if on long acting anti-platelet agents such as clopidogrel * Patients must have an electrocardiogram (ECG) within 4 weeks prior to treatment assignment and must have no clinically important abnormalities in rhythm, conduction or morphology of resting ECG (e.g. complete left bundle branch block, third degree heart block) * Patients must have echocardiography (ECHO) or nuclear study (multigated acquisition scan \[MUGA\] or First Pass) within 4 weeks prior to registration to treatment and must not have a left ventricular ejection fraction (LVEF) \< 50% to be eligible * Women of childbearing potential and men must agree to use adequate contraception (hormonal or barrier method of birth control; abstinence) prior to study entry, for the duration of study participation, and for 7 months after completion of study

Exclusion criteria

* Patients with a diagnosis of breast cancer or gastric/gastroesophageal junction (GEJ) cancer will be excluded * Patients must not have known hypersensitivity to ado-trastuzumab emtansine or compounds of similar chemical or biologic composition * Patients with current peripheral neuropathy of grade 3 or greater (National Cancer Institute \[NCI\]-Common Toxicity Criteria \[CTC\], version 4.0) will be excluded * Neuropathy assessment and grade assignment will be based on history (location, duration, balance and gait, effect on activity of daily living \[ADLs\]) and physical exam * Patient must not have had any of the prior therapies: * Food and Drug Administration (FDA) approved: * Trastuzumab * Pertuzumab * Ado-trastuzumab emtansine * Investigational: * Margetuximab * PF-05280014 (Pfizer, Trastuzumab Biosimilar) * CT-P6 (Celltrion, Trastuzumab Biosimilar) * ABP-980 (Amgen, Trastuzumab Biosimilar)

Design outcomes

Primary

MeasureTime frameDescription
Objective Response Rate (ORR)Tumor assessments occurred at baseline, then every 3 cycles for the first 33 cycles and every 4 cycles thereafter until disease progression, up to 3 years post registrationORR is defined as the percentage of patients whose tumors have a complete or partial response to treatment among eligible and treated patients. Objective response rate is defined consistent with Response Evaluation Criteria in Solid Tumors version 1.1, the Cheson (2014) criteria for lymphoma patients, and the Response Assessment in Neuro-Oncology criteria for glioblastoma patients. For each treatment arm, 90% two-sided binomial exact confidence interval will be calculated for ORR.

Secondary

MeasureTime frameDescription
6 Months Progression-free Survival (PFS) RateAssessed at baseline, then every 3 cycles for the first 33 cycles and every 4 cycles thereafter until disease progression, up to 3 years post registrationProgression free survival is defined as time from treatment start date to date of progression or death from any cause, whichever occurs first. Disease progression was evaluated using the Response Evaluation Criteria in Solid Tumors version 1.1, the Cheson (2014) criteria for lymphoma patients, and the Response Assessment in Neuro-Oncology criteria for glioblastoma patients. 6 month PFS rate was estimated using the Kaplan-Meier method, which can provide a point estimate for any specific time point.
Progression Free Survival (PFS)Assessed at baseline, then every 3 cycles for the first 33 cycles and every 4 cycles thereafter until disease progression, up to 3 years post registrationProgression free survival is defined as time from treatment start date to date of progression or death from any cause, whichever occurs first. Disease progression was evaluated using the Response Evaluation Criteria in Solid Tumors version 1.1, the Cheson (2014) criteria for lymphoma patients, and the Response Assessment in Neuro-Oncology criteria for glioblastoma patients. Median PFS will be estimated using the Kaplan-Meier method.

Countries

United States

Contacts

PRINCIPAL_INVESTIGATORKomal Jhaveri

ECOG-ACRIN Cancer Research Group

Participant flow

Recruitment details

Subprotocol Q was activated on August 12, 2015. A total of 58 patients were assigned to this arm after screening, all from screening cohort. Of the 58 patients, 38 patients were enrolled to arm Q between November 19, 2015 and March 20, 2017.

Pre-assignment details

To be assigned to a specific MATCH subprotocol, patients needed to submit a tumor biopsy for molecular characterization and those with molecular variants addressed by treatments included in the trial entered corresponding MATCH subprotocol. For the subprotocol Q, patients had to have a tumor ERBB2 copy number of \>7.

Participants by arm

ArmCount
Treatment (Trastuzumab Emtansine)
Patients receive trastuzumab emtansine IV over 30-90 minutes on day 1. Cycles repeat every 21 days in the absence of disease progression or unacceptable toxicity. Trastuzumab Emtansine: Given IV
36
Total36

Baseline characteristics

CharacteristicTreatment (Trastuzumab Emtansine)
Age, Continuous64 years
Ethnicity (NIH/OMB)
Hispanic or Latino
2 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
31 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
3 Participants
Race (NIH/OMB)
American Indian or Alaska Native
1 Participants
Race (NIH/OMB)
Asian
2 Participants
Race (NIH/OMB)
Black or African American
5 Participants
Race (NIH/OMB)
More than one race
0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
Race (NIH/OMB)
Unknown or Not Reported
2 Participants
Race (NIH/OMB)
White
26 Participants
Sex: Female, Male
Female
23 Participants
Sex: Female, Male
Male
13 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
30 / 38
other
Total, other adverse events
29 / 38
serious
Total, serious adverse events
12 / 38

Outcome results

Primary

Objective Response Rate (ORR)

ORR is defined as the percentage of patients whose tumors have a complete or partial response to treatment among eligible and treated patients. Objective response rate is defined consistent with Response Evaluation Criteria in Solid Tumors version 1.1, the Cheson (2014) criteria for lymphoma patients, and the Response Assessment in Neuro-Oncology criteria for glioblastoma patients. For each treatment arm, 90% two-sided binomial exact confidence interval will be calculated for ORR.

Time frame: Tumor assessments occurred at baseline, then every 3 cycles for the first 33 cycles and every 4 cycles thereafter until disease progression, up to 3 years post registration

Population: Patients who were eligible and received protocol treatment

ArmMeasureValue (NUMBER)
Treatment (Trastuzumab Emtansine)Objective Response Rate (ORR)2 percentage of participants
Secondary

6 Months Progression-free Survival (PFS) Rate

Progression free survival is defined as time from treatment start date to date of progression or death from any cause, whichever occurs first. Disease progression was evaluated using the Response Evaluation Criteria in Solid Tumors version 1.1, the Cheson (2014) criteria for lymphoma patients, and the Response Assessment in Neuro-Oncology criteria for glioblastoma patients. 6 month PFS rate was estimated using the Kaplan-Meier method, which can provide a point estimate for any specific time point.

Time frame: Assessed at baseline, then every 3 cycles for the first 33 cycles and every 4 cycles thereafter until disease progression, up to 3 years post registration

Population: Patients who were eligible and received protocol treatment

ArmMeasureValue (NUMBER)
Treatment (Trastuzumab Emtansine)6 Months Progression-free Survival (PFS) Rate23.6 percentage of participants
Secondary

Progression Free Survival (PFS)

Progression free survival is defined as time from treatment start date to date of progression or death from any cause, whichever occurs first. Disease progression was evaluated using the Response Evaluation Criteria in Solid Tumors version 1.1, the Cheson (2014) criteria for lymphoma patients, and the Response Assessment in Neuro-Oncology criteria for glioblastoma patients. Median PFS will be estimated using the Kaplan-Meier method.

Time frame: Assessed at baseline, then every 3 cycles for the first 33 cycles and every 4 cycles thereafter until disease progression, up to 3 years post registration

Population: Patients who were eligible and received protocol treatment

ArmMeasureValue (MEDIAN)
Treatment (Trastuzumab Emtansine)Progression Free Survival (PFS)3.1 months

Source: ClinicalTrials.gov · Data processed: May 9, 2026