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Trial · NCT01209195

A Study of MM-121 in Combination With Paclitaxel in Patients With Advanced Gynecologic and Breast Cancers

NCT01209195, Phase 1, Completed, Merrimack Pharmaceuticals; results first posted 2016-09-08

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. A Study of MM-121 in Combination With Paclitaxel in Patients With Advanced Gynecologic and Breast Cancers. Trials, record NCT01209195. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT01209195

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
A Study of MM-121 in Combination With Paclitaxel in Patients With Advanced Gynecologic and Breast Cancers
NCT number
NCT01209195
Status
Completed
Phases
Phase 1
Enrollment
41 participants, actual
Lead sponsor
Merrimack Pharmaceuticals
Conditions
Locally Advanced/Metastatic or Recurrent Ovarian Cancer, Fallopian Tube Cancer,, Primary Peritoneal Cancer or Endometrial Cancer, Locally Advanced/Metastatic Her2 Non Overexpressing Breast Cancer
Interventions
MM-121, Paclitaxel
First posted
2010-09-27
Last updated
2016-09-08
Results first posted
2016-09-08

Source ClinicalTrials.gov

Registered outcomes7

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryDose Escalation: To Evaluate the Safety and Tolerability of Escalating Doses of the MM-121 Plus Paclitaxel Combination Via Reporting of Dose-limiting Toxicity (DLT)From date of first dose to 30 days after termination, the longest 163 weeks
To establish the safety of escalating doses of MM-121 in combination with paclitaxel 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.
PrimaryTo Determine the Maximum Tolerated Dose (MTD) of MM-121 in Combination With Paclitaxel: MM-121 Dose LevelFrom date of first dose to 30 days after termination, the longest 163 weeks
Using a 3+3 dose escalation model, the maximum tolerated dose of each combination was determined by assessing dose-limiting toxicities in each cohort. Part 1 Cohort 1: MM-121: 20 mg/kg loading dose followed by 12 mg/kg QW IV )20/12) + Paclitaxel: 80mg/m2 IV QW Part 1 Cohort 2: MM-121: 40 mg/kg loading dose followed by 20 mg/kg QW IV (40/20) + Paclitaxel: 80mg/m2 QW IV Part 2 Cohort 1: MM-121: 40/20 mg/kg IV + Paclitaxel: 80mg/m2 QW IV Part 2 Cohort 2: MM-121 20 /12 mg/kg IV QW + Paclitaxel: 80 mg/m2 QW IV Part 2 Cohort 3: MM-121 40mg/kg IV QOW + Paclitaxel: 80 mg/m2 QW IV Part 2 Cohort 4: MM-121 - 40 mg/kg loading dose followed by 20 mg/kg weekly IV for 3 weeks, followed by one week of rest + Paclitaxel: 80mg/m2 weekly IV for 3 weeks, followed by one week of rest
PrimaryTo Determine the Maximum Tolerated Dose (MTD) of MM-121 in Combination With Paclitaxel: Paclitaxel Dose LevelFrom date of first dose to 30 days after termination, the longest 163 weeks
Using a 3+3 dose escalation model, the maximum tolerated dose of each combination was determined by assessing dose-limiting toxicities in each cohort. Part 1 Cohort 1: MM-121: 20 mg/kg loading dose followed by 12 mg/kg QW IV )20/12) + Paclitaxel: 80mg/m2 IV QW Part 1 Cohort 2: MM-121: 40 mg/kg loading dose followed by 20 mg/kg QW IV (40/20) + Paclitaxel: 80mg/m2 QW IV Part 2 Cohort 1: MM-121: 40/20 mg/kg IV + Paclitaxel: 80mg/m2 QW IV Part 2 Cohort 2: MM-121 20 /12 mg/kg IV QW + Paclitaxel: 80 mg/m2 QW IV Part 2 Cohort 3: MM-121 40mg/kg IV QOW + Paclitaxel: 80 mg/m2 QW IV Part 2 Cohort 4: MM-121 - 40 mg/kg loading dose followed by 20 mg/kg weekly IV for 3 weeks, followed by one week of rest + Paclitaxel: 80mg/m2 weekly IV for 3 weeks, followed by one week of rest
SecondaryTo Characterize the Efficacy of the Combination of MM-121 and Paclitaxel Using Objective Response Ratepatients were assessed for response during their time on study, the longest of which was 163 weeks
To determine the number of patients reporting an objective response using RECIST v 1.1 where a Partial Response (PR) is defined as \>20% decrease in tumor burden from baseline and a Complete Response (CR) is defined as complete disappearance from tumor burden from baseline. Objective Response is presented as the total # patients with PR or CR.
SecondaryTo Determine the Pharmacokinetics (PK) of MM-121 When Administered in Combination With Paclitaxel
Collections taken at for all patients at Cycle 1, Week 1 (pre-treatment/pre-infusion, at the end of the infusion, and 2.5, 4, 6 and 24 hours after starting the infusion of MM-121) and pre-treatment at Cycle 1, Week 3 and Cycle 2, Week 1
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. Non-compartmental analysis (NCA) was performed to calculate standard PK parameters, including the maximum observed concentration (Cmax). 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 (20/12 mg/kg weekly, 40/20 mg/kg weekly, 40 mg/kg Q2W, or 40/20 mg/kg QW x 7 plus a rest week).
SecondaryPharmacokinetic Parameters (AUClast)
Collections taken at for all patients at Cycle 1, Week 1 (pre-treatment/pre-infusion, at the end of the infusion, and 2.5, 4, 6 and 24 hours after starting the infusion of MM-121) and pre-treatment at Cycle 1, Week 3 and Cycle 2, Week 1
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. Non-compartmental analysis (NCA) was performed to calculate standard PK parameters, including the maximum observed concentration (Cmax). 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 (20/12 mg/kg weekly, 40/20 mg/kg weekly, 40 mg/kg Q2W, or 40/20 mg/kg QW x 7 plus a rest week). Immunogenicity data is not available.
SecondaryImmunogenicitySamples were collected for all patients pre-dose on all cycles for duration of treatment, the longest of which was 163 weeks, and a collection was made post-infusion in any case of infusion reactionSamples were collected to determine the presence of an immunologic reaction to MM-121 (i.e. human anti-human antibodies).

Outcomes7

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYDose Escalation: To Evaluate the Safety and Tolerability of Escalating Doses of the MM-121 Plus Paclitaxel Combination Via Reporting of Dose-limiting Toxicity (DLT)From date of first dose to 30 days after termination, the longest 163 weeksparticipants reporting DLTsNUMBER
PRIMARYTo Determine the Maximum Tolerated Dose (MTD) of MM-121 in Combination With Paclitaxel: MM-121 Dose LevelFrom date of first dose to 30 days after termination, the longest 163 weeksNOTE: MTD of paclitaxel when administered with MM-121 provided in separate endpoint entrymg/kgNUMBER
PRIMARYTo Determine the Maximum Tolerated Dose (MTD) of MM-121 in Combination With Paclitaxel: Paclitaxel Dose LevelFrom date of first dose to 30 days after termination, the longest 163 weeksnote: MTD of MM-121 when administered in combination with paclitaxel provided in separate endpoint entrymg/m2NUMBER
SECONDARYTo Characterize the Efficacy of the Combination of MM-121 and Paclitaxel Using Objective Response Ratepatients were assessed for response during their time on study, the longest of which was 163 weeksparticipants with objective responseNUMBER
SECONDARYTo Determine the Pharmacokinetics (PK) of MM-121 When Administered in Combination With Paclitaxel
Collections taken at for all patients at Cycle 1, Week 1 (pre-treatment/pre-infusion, at the end of the infusion, and 2.5, 4, 6 and 24 hours after starting the infusion of MM-121) and pre-treatment at Cycle 1, Week 3 and Cycle 2, Week 1
All patients. Data presented per dose level of MM-121 and not per cohort. The same dose was used in multiple cohorts, and those data were combined.~NOTE: two patients are not included in the analysis due to incorrectly collected or processed samples.
ug/mLGEOMETRIC_MEAN
SECONDARYPharmacokinetic Parameters (AUClast)
Collections taken at for all patients at Cycle 1, Week 1 (pre-treatment/pre-infusion, at the end of the infusion, and 2.5, 4, 6 and 24 hours after starting the infusion of MM-121) and pre-treatment at Cycle 1, Week 3 and Cycle 2, Week 1
All patients. Data presented per dose level of MM-121 and not per cohort. The same dose was used in multiple cohorts, and those data were combined.~NOTE: two patients are not included in the analysis due to incorrectly collected or processed samples.
hr* ug/mLGEOMETRIC_MEAN
SECONDARYImmunogenicitySamples were collected for all patients pre-dose on all cycles for duration of treatment, the longest of which was 163 weeks, and a collection was made post-infusion in any case of infusion reactionNUMBER

Results by group32

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Dose Escalation: To Evaluate the Safety and Tolerability of Escalating Doses of the MM-121 Plus Paclitaxel Combination Via Reporting of Dose-limiting Toxicity (DLT)Part 1: Dose Escalation: Cohort 10participants reporting DLTs
Dose Escalation: To Evaluate the Safety and Tolerability of Escalating Doses of the MM-121 Plus Paclitaxel Combination Via Reporting of Dose-limiting Toxicity (DLT)Part 1: Dose Escalation: Cohort 21participants reporting DLTs
Dose Escalation: To Evaluate the Safety and Tolerability of Escalating Doses of the MM-121 Plus Paclitaxel Combination Via Reporting of Dose-limiting Toxicity (DLT)Part 2: Expansion Cohort 10participants reporting DLTs
Dose Escalation: To Evaluate the Safety and Tolerability of Escalating Doses of the MM-121 Plus Paclitaxel Combination Via Reporting of Dose-limiting Toxicity (DLT)Part 2: Expansion Cohort 20participants reporting DLTs
Dose Escalation: To Evaluate the Safety and Tolerability of Escalating Doses of the MM-121 Plus Paclitaxel Combination Via Reporting of Dose-limiting Toxicity (DLT)Part 2: Cohort 30participants reporting DLTs
Dose Escalation: To Evaluate the Safety and Tolerability of Escalating Doses of the MM-121 Plus Paclitaxel Combination Via Reporting of Dose-limiting Toxicity (DLT)Part 2: Cohort 40participants reporting DLTs
To Determine the Maximum Tolerated Dose (MTD) of MM-121 in Combination With Paclitaxel: MM-121 Dose LevelPart 1: Dose Escalationone-time loading dose40mg/kg
To Determine the Maximum Tolerated Dose (MTD) of MM-121 in Combination With Paclitaxel: MM-121 Dose LevelPart 2: Expansion Cohortsone-time loading dose40mg/kg
To Determine the Maximum Tolerated Dose (MTD) of MM-121 in Combination With Paclitaxel: MM-121 Dose LevelPart 1: Dose Escalationmaintenance dose20mg/kg
To Determine the Maximum Tolerated Dose (MTD) of MM-121 in Combination With Paclitaxel: MM-121 Dose LevelPart 2: Expansion Cohortsmaintenance dose20mg/kg

Participant flow18

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDPart 1: Dose Escalation: Cohort 17
Overall StudySTARTEDPart 1: Dose Escalation: Cohort 23
Overall StudySTARTEDPart 2: Expansion Cohort 16
Overall StudySTARTEDPart 2: Expansion Cohort 26
Overall StudySTARTEDPart 2: Cohort 36
Overall StudySTARTEDPart 2: Cohort 413
Overall StudyCOMPLETEDPart 1: Dose Escalation: Cohort 17
Overall StudyCOMPLETEDPart 1: Dose Escalation: Cohort 23
Overall StudyCOMPLETEDPart 2: Expansion Cohort 16
Overall StudyCOMPLETEDPart 2: Expansion Cohort 26

Adverse events362

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherABDOMINAL PAINGastrointestinal disordersMM-121 + Paclitaxel: Dose Escalation910
otherABDOMINAL PAINGastrointestinal disordersMM-121 + Paclitaxel: Expansion Cohort731
otherDIARRHOEAGastrointestinal disordersMM-121 + Paclitaxel: Dose Escalation510
otherDIARRHOEAGastrointestinal disordersMM-121 + Paclitaxel: Expansion Cohort1831
otherSTOMATITISGastrointestinal disordersMM-121 + Paclitaxel: Dose Escalation510
otherSTOMATITISGastrointestinal disordersMM-121 + Paclitaxel: Expansion Cohort931
otherNAUSEAGastrointestinal disordersMM-121 + Paclitaxel: Dose Escalation410
otherNAUSEAGastrointestinal disordersMM-121 + Paclitaxel: Expansion Cohort1331
otherSMALL INTESTINAL OBSTRUCTIONGastrointestinal disordersMM-121 + Paclitaxel: Dose Escalation310
otherSMALL INTESTINAL OBSTRUCTIONGastrointestinal disordersMM-121 + Paclitaxel: Expansion Cohort031

Adverse event totals6

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityMM-121 + Paclitaxel: Dose Escalation
Total, all-cause mortalityMM-121 + Paclitaxel: Expansion Cohort
Total, other adverse eventsMM-121 + Paclitaxel: Dose Escalation1010
Total, other adverse eventsMM-121 + Paclitaxel: Expansion Cohort3131
Total, serious adverse eventsMM-121 + Paclitaxel: Dose Escalation410
Total, serious adverse eventsMM-121 + Paclitaxel: Expansion Cohort1231

Papers0

The papers the trial lists on ClinicalTrials.gov.

None in this release.

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons1

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

Comparison
MM-121 + Paclitaxel: Dose Escalation vs MM-121 + Paclitaxel: Expansion Cohort: serious adverse events

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT01209195

GET https://conductscience.org/api/trials/v1/NCT01209195/results?page=2