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Advanced Solid TumorsPhase 1NCT00734305

Phase I Safety Study of the Drug MM-121 in Patients With Advanced Solid Tumors Resisting Ordinary Treatment

A Phase 1 study testing MM-121 in people with Advanced Solid Tumors, run by Merrimack Pharmaceuticals at 3 sites in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

This study was a Phase 1 and pharmacologic open-labeled dose-escalation trial using a "3+3" design to determine maximum tolerated dose/recommended Phase 2 dose. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Advanced Solid Tumors
What is being tested?
MM-121
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
44 participants
Where
3 sitesUnited States
Study dates
Jul 2008to Sep 2013
Phase
Phase 1
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Patients must have histologically or cytologically confirmed advanced solid tumors that have recurred or progressed following standard therapy, or that have not responded to standard therapy, or for which there is no standard therapy, or who are not candidates for standard therapy
  • Patients must be > 18 years of age
  • Patients or their legal representatives must be able to understand and sign an informed consent form
  • Patients must have evaluable or measurable tumor(s)
  • Patients must be recovered from the effects of any prior surgery, radiotherapy or other antineoplastic therapy. Up to CTCAE Grade 1 is acceptable for patients with known peripheral neuropathy.
  • Women of childbearing potential as well as fertile men and their partners must agree to abstain from sexual intercourse or to use an effective form of contraception during the study and for 90 days following the last dose of MM-121 (an effective form of contraception is an oral contraceptive or a double barrier method)
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  • In addition, patients to be enrolled the Expansion Cohort must have/be:
  • Advanced/metastatic breast cancer with histological/cytological documentation of ER-, PR-, Her2/neu non-over-expressing breast cancer (triple negative breast cancer); OR,
  • Patients must have advanced/metastatic breast cancer with histologically or cytologically confirmed ER+ and/or PR+, Her2/neu non-over-expxressing OR,
  • Patients must have advanced/metastatic histological confirmation of epithelial ovarian cancer, fallopian tube cancer or primary peritoneal cancer; OR,
  • Additional tumor types such as metastatic colorectal, advanced non small cell lung cancer, and others may be considered on a per-patient basis
  • Tumor tissue amenable to biopsy
  • Platelet counts, partial thromboplastin time (PTT) and international normalized ratio (INR) within normal limits.
  • Willing to undergo tumor biopsy twice (once before and once after treatment with MM-121)
  • Blocks of archived formalin-fixed, paraffin-embedded, unstained tumor tissue available for submission. Patients with no available archived tumor tissue available must receive Sponsor approval prior to enrollment.

Who cannot join

  • Patients for whom potentially curative antineoplastic therapy is available
  • Patients who are pregnant or lactating
  • Patients with an active infection or with an unexplained fever > 38.5°C during screening visits or on the first scheduled day of dosing. (At the discretion of the investigator, patients with tumor fever may be enrolled.)
  • Patients with untreated and/or symptomatic CNS malignancies (primary or metastatic); patients with CNS metastases who have undergone surgery or radiotherapy, whose disease is stable, and who have been on a stable dose of corticosteroids for at least 2 weeks prior to the first scheduled day of dosing will be eligible for the trial
  • NYHA Class III or IV congestive heart failure or LVEF < 55%
  • Known HIV, hepatitis B or C (active, previously treated or both)

Trial locations and contacts

3 sites in 1 country.

United States3 sites
  • Dana-Farber Cancer Institute

    Boston, Massachusetts, 02115-6084

  • The Vanderbilt-Ingram Cancer Center

    Nashville, Tennessee, 37232

  • Fox Chase Cancer Center

    Philadelphia, Pennsylvania, 19111

Other trials in United States

About this study

Official title: A Phase I and Pharmocologic Study of MM-121 in Patients With Refractory Advanced Solid Tumors

This study was a Phase 1 and pharmacologic open-labeled dose-escalation trial using a "3+3" design to determine maximum tolerated dose/recommended Phase 2 dose.

Read the detailed description

Successive cohorts of three or more patients were treated at escalating doses until a maximum tolerated dose/recommended phase 2 dose was identified. The study initially explored a dosing schedule every 7-days, which may have been modified to longer intervals under certain circumstances but did not expand to more than weekly. When the maximum tolerated dose/recommended Phase 2 dose was identified, an Expansion Cohort was enrolled at that dose to further characterize safety and to explore pharmacodynamic endpoints. There were 3 sites that participated.

Being tested
MM-121
Keywords
cancer, solid tumors, oncology, Phase I, ErbB3, HER3, (erbB-3, HER-3)
Medical subject headings
Neoplasms, Lethal Congenital Contracture Syndrome 2

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • MM-121Drug

    Also called Seribantumab, SAR256212

    Dose escalation Frequency - once weekly

Study groups in NCT00734305
Study groupRoleWhat they receive
Dose EscalationExperimentalCohorts of escalating doses of MM-121 administered IV QW to determine MTD or RP2D + expansion cohort at MTD/RP2D
Receives: Drug: MM-121

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Objective Response Rate and Duration

    To determine the number of patients reporting an objective response using RECIST v 1.1 where a Partial Response is defined as a >20% decrease in tumor burden from baseline and a Complete Response is defined as complete disappearance of tumor burden from baseline. Duration of response is defined as the length of time in weeks from observation of response until progression.

    NOTE: because no patients experienced an objective response as shown below, duration of response is not presented. No duration of response could be measured.

    Measured: Time from first dose to date of progression, with a median of 7.1 weeks

  2. Determine the Maximum Tolerated Dose Dependent on Reports of Dose-limiting Toxicities

    Using a 3+3 dose escalation model, the maximum tolerated dose was determined by assessing dose-limiting toxicities in each cohort from cohort 1-6. Cohort 1 began at 3.2 mg/kg IV QW and the dose escalated in separate cohorts from 6 mg/kg IV QW, 10 mg/kg IV QW, 15 mg/kg IV QW, 20 mg/kg IV QW, to the highest scheduled testing dose at 40 mg/kg one-time loading dose on cycle 1, week 1 followed by 20 mg/kg IV QW maintenance doses. If 3 patients were treated and passed the observation window, escalation to the next cohort was initiated. If a DLT was reported, 3-4 additional patients were enrolled and observed. If a DLT was observed in the expanded cohort, this dose was considered to be the maximum tolerated dose. The maximum tolerated dose was defined at the cohort in which two dose-limiting toxicities were observed, or as the highest target dose tested in the absence of DLTs. The determined MTD was considered the Recommended Phase 2 Dose and was used to open the expansion cohort.

    Measured: From date of first dose to 30 days after termination, the longest 47 weeks

Secondary outcomes (3)
  1. To Describe the Dose-limiting Toxicity of MM-121 as a Monotherapy

    To establish the safety of escalating doses of MM-121 administered as a monotherapy in order to determine the recommended phase 2 dose. Dose-escalation conducted using standard 3+3 model to determine maximum tolerated dose. Reports of Dose-Limiting Toxicities (DLTs) were assessed to determine the MTD to be used for the expansion cohort. DLTs were not measured in the Expansion Cohort.

    Measured: From date of first dose to 30 days after termination, the longest 47 weeks

  2. To Determine the Pharmacokinetic and Immunogenicity Parameters of MM-121

    Pharmacokinetic (PK) evaluation was performed on plasma samples obtained weekly for the first cycle of the study and then on day 1 of each additional cycle to assess pre-treatment trough concentrations of MM-121. The maximum observed concentration (Cmax) is presented and was calculated usig Non-compartmental analysis (NCA). Serum levels of MM-121 were measured at a central lab using an enzyme-linked immunosorbent assay (ELISA). Data is presented per dose level of MM-121 (3.2 mg/kg, 6 mg/kg, 10 mg/kg, 15 mg/kg, 20 mg/kg, 40/20 mg/kg).

    Immunogenicity data is not available.

    Measured: At Cycle 1, Week 1 pre-treatment, at the end of the infusion, and 2, 4, 8, 24, 48 and 72 hours after starting the infusion; pre-dose collections on Cycle 1, Week 2 and Cycle 2, Week 1 for all patients

  3. To Determine the Pharmacokinetic Parameters of MM-121

    Pharmacokinetic (PK) evaluation was performed on plasma samples obtained weekly for the first cycle of the study and then on day 1 of each additional cycle to assess pre-treatment trough concentrations of MM-121. The AUC is presented and was calculated usig Non-compartmental analysis (NCA). Serum levels of MM-121 were measured at a central lab using an enzyme-linked immunosorbent assay (ELISA). Data is presented per dose level of MM-121 (3.2 mg/kg, 6 mg/kg, 10 mg/kg, 15 mg/kg, 20 mg/kg, 40/20 mg/kg).

    Measured: At Cycle 1, Week 1 pre-treatment, at the end of the infusion, and 2, 4, 8, 24, 48 and 72 hours after starting the infusion; pre-dose collections on Cycle 1, Week 2 and Cycle 2, Week 1 for all patients

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted14 Aug 2008 (estimated)
  2. Study startJul 2008
  3. Primary completionMay 2010
  4. Study completionSep 2013

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
44 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00734305
Sponsor's protocol ID
MM-121-01-100
Other IDs
MM-121
Status last verified
Aug 2016
First submitted
12 Aug 2008
Last updated
1 Sep 2016
Data monitoring committee
Yes
Individual data sharing
No

Publications

  • Denlinger CS, Keedy VL, Moyo V, MacBeath G, Shapiro GI. Phase 1 dose escalation study of seribantumab (MM-121), an anti-HER3 monoclonal antibody, in patients with advanced solid tumors. Invest New Drugs. 2021 Dec;39(6):1604-1612. doi: 10.1007/s10637-021-01145-y. Epub 2021 Jul 11.

    PubMed 34250553

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing MM-121 in people with Advanced Solid Tumors, run by Merrimack Pharmaceuticals at 3 sites in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 15 inclusion and 6 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 1 Sep 2016. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 3 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 1 Sep 2016). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Objective Response Rate and Duration (time frame: Time from first dose to date of progression, with a median of 7.1 weeks). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00734305, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 1 Sep 2016.

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