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Completed

NCT Number: NCT00992225

A Study of LY573636-sodium in Patients With Metastatic Breast Cancer

The primary purpose of this study is to determine the objective response rate (complete and partial response) for patients who receive LY573636-sodium for metastatic breast cancer.

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 2

Primary location

For additional information regarding investigative sites for this trial, contact 1-877-CTLILLY (1-877-285-4559, 1-317-615-4559) Mon - Fri from 9 AM to 5 PM Eastern Time (UTC/GMT - 5 hours, EST), or speak with your personal physician., Tampa, Florida, United States

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About this study

Patient will receive a 2-hour intravenous infusion of study drug (LY573636-sodium) once every 28 days. Radiologic imaging scans will be performed before the first dose of study drug and then after every other treatment. Patients will be assessed for clinical progression at every visit and for response approximately every 56 days (every other cycle).

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Received at least 2 or more prior chemotherapy regimens for metastatic breast cancer.
  • Have discontinued all previous therapies for cancer, including chemotherapy, radiotherapy, cancer-related hormonal therapy, or other investigational therapy for at least 4 weeks. Patients who have received whole-brain radiation must wait 90 days.

Exclusion criteria

  • Serious pre-existing medical condition.
  • Have active central nervous system or leptomeningeal metastasis.
  • Current hematologic malignancies, acute or chronic leukemia.
  • Receiving Warfarin (Coumadin).
  • Have a history of radiation therapy involving more than 25% of the bone marrow.

Treatment and study plan

LY573636-sodium

Drug

Dose is adjusted to target a specific maximum concentration (Cmax) based on patient laboratory parameters, administered intravenously every 28 days until disease progression or other criteria for patient discontinuation are met

Other names: tasisulam

Primary outcomes

  1. Percentage of Participants With an Objective Overall Response

    Time frame: Baseline to measured progressive disease or death from any cause up to 12 months

    Objective overall response is complete response (CR) + partial response (PR), as classified by the investigators according to the Response Evaluation Criteria In Solid Tumors (RECIST) guidelines. CR is disappearance of all target and non-target lesions; PR is ≥30% decrease in sum of longest diameter of target lesions. It is calculated as a total number of participants with CR or PR divided by the total number of participants treated multiplied by 100.

Secondary outcomes

  1. Progression-free Survival

    Time frame: Baseline to measured progressive disease or death from any cause up to 12 months

    Defined as the time from date of first dose to the first observation of progression of disease (PD) or death due to any cause. PD was determined using RECIST criteria. PD is ≥20% increase in sum of longest diameter of target lesions and/or a new lesion.

  2. Percentage of Participants Experiencing Clinical Benefit [(CR) + (PR) + Stable Disease (SD)]

    Time frame: Baseline to measured progressive disease or death from any cause up to 12 months

    Clinical Benefit Rate = [(CR) + (PR) + Stable Disease (SD)] of at least 4 cycles/N as classified by the investigator according to the RECIST guidelines, where N = total number of participants with at least one dose of study drug. CR is disappearance of all target and non-target lesions; PR is ≥30% decrease in sum of longest diameter of target lesions. SD is neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for progressive disease.

  3. Duration of Overall Response

    Time frame: Time of response to progressive disease or death up to 12 months

    The duration of a complete response (CR) or partial response (PR) was defined as the time from first objective status assessment of CR or PR to the first time of progression or death as a result of any cause. CR or PR is classified by the investigators according to RECIST guidelines. CR is disappearance of all target and non-target lesions; PR is ≥30% decrease in sum of longest diameter of target lesions.

  4. Duration of Stable Disease

    Time frame: Time from documented Stable Disease (SD) to first date of progressive disease or death from any cause up to 12 months

    Duration of stable disease (SD) is defined from date of documented SD to first date of progressive disease (PD) or death from any cause (assessed every other cycle during study therapy, or every 2 months during post-therapy). SD is neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for PD. PR is ≥30% decrease in sum of longest diameter of target lesions. PD is ≥20% increase in sum of longest diameter of target lesions and/or a new lesion.

  5. The Percentage of Participants With Exposures in the Target Range

    Time frame: After drug infusion in cycles 1 and 2 (5 samples drawn over each 28 day cycle)

    Exposure is the amount of drug the body sees in a period of time. Target range is an exposure thought to offer the optimal balance of safety and efficacy based on prior research.

  6. Maximum Concentration (Cmax)

    Time frame: After drug infusion in cycles 1 and 2 (5 samples drawn over each 28 day cycle)]

Sponsors and collaborators

Lead sponsor

Eli Lilly and Company

Industry

Registry information

Official study title

Phase 2 Evaluation of a Once Every 28 Days Dosing Regimen for LY573636-sodium in Patients With Metastatic Breast Cancer

Important dates

Study start
2009
Primary completion
2011
Study completion
2011
First posted
Oct 9, 2009
Registry last updated
Jul 17, 2018

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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