Lapatinib for Treatment of Ductal Carcinoma In Situ (DCIS) of the Breast

Stopped early · Not applicable

Conditions studied: Ductal Carcinoma in Situ

In brief

The purpose of this study is to establish the utility of lapatinib in the treatment of DCIS, particularly ER-negative DCIS.

Key facts

Study ID

NCT00857714

Run by

Indiana University

People needed

1

Starts

2009-04-01

Expected to finish

2010-08-01

Last updated by the study team

2015-07-08

Who can join

Age: 18 and older. Sex: female. Healthy volunteers: not accepted.

You may qualify if…

• Age greater than or equal to 18 years.
• Patients with operable, biopsy-proven DCIS detected by screening mammography.
• ER/PR negative DCIS.
• DCIS that is positive for HER-2 \&/or EGFR, which is defined as IHC 3+.
• Women of childbearing potential willing to use an accepted and effective barrier method of contraception.
• ECOG performance status ≤2
• Cardiac ejection fraction within the institutional range of normal as measured by echocardiogram.
• Ability to understand and the willingness to sign a written informed consent document.
• Patients must have normal organ and marrow function as defined below:
• leukocytes ≥3,000/microL
• absolute neutrophil count ≥1,500/microL
• platelets ≥100,000/microL
• total bilirubin within normal institutional limits
• AST (SGOT)/ALT(SGPT) within normal institutional limits
• creatinine within normal institutional limits OR creatinine clearance greater than or equal to 60 mL/min/1.73 m2 for patients with creatinine levels above institutional normal (using Cockcroft-Gault formula)

You may not qualify if…

• Invasive breast cancer
• ER+ or PR+ DCIS
• Pregnant or breast feeding women
• Patients who have had prior treatment with EGFR targeting therapies.
• Patients may not be receiving any other investigational agents or receiving concurrent anticancer therapy. In addition, all herbal (alternative) medicines are excluded one week before starting lapatinib and for the duration of lapatinib therapy.
• Uncontrolled inter-current illness including, but not limited to, ongoing or active infection, or psychiatric illness/social situations that would limit compliance with study requirements.
• HIV-positive patients receiving combination anti-retroviral therapy are excluded from the study because of possible pharmacokinetic interactions with lapatinib.
• Have ANY hepatic or biliary disease or dysfunction.
• Patients with GI tract disease resulting in an inability to take oral medication, malabsorption syndrome, a requirement for IV alimentation, prior surgical procedures affecting absorption, uncontrolled inflammatory GI disease (e.g., Crohn's, ulcerative colitis).
• Concomitant requirement for medication classified as CYP3A4 inducers or inhibitors.
• ANY history of cardiac disease.

Where it is running

• Indiana University — Indianapolis, Indiana, United States

Full record on ClinicalTrials.gov

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