Brain Metastases In ErbB2-Positive Breast Cancer
Trial overview
Response to lapatinib in patients with progressive brain metastases from ErbB2-overexpressing breast cancer.
Timeframe: baseline to time of best response to treatment
Percentage of patients who obtain a CNS objective response or improvement in baseline NSS
Timeframe: baseline to end of treatment
Time to progression at any site
Timeframe: baseline to time of disease progression
Duration of CNS objective response
Timeframe: baseline to end of treatment
Site of first progression and cause of death
Timeframe: baseline to time of death or lost ot follow up
Percentage of patients with CNS disease control (complete response, partial response or stable disease) at 6 months of lapatinib therapy
Timeframe: baseline to end of treatment
Qualitative and quantitative toxicities associated with oral lapatinib, given at a dose of 750 mg twice a day
Timeframe: baseline to end of treatment
Relationship of PET uptake at Baseline and Week 1, as predictors of response (for those patients whose site obtained PET qualifications).
Timeframe: baseline to end of treatment
Overall survival
Timeframe: baseline to time of death or lost ot follow up
Improvement in neurological signs and symptoms (NSS), measured using the Neurological Examination Worksheet
Timeframe: baseline to end of treatment
Relationship between genetic variants in select candidate genes in the host and the efficacy and safety of lapatinib
Timeframe: baseline to end of treatment
- Inclusion criteria:
- Inclusion criteria:
- Signed Informed Consent
- ErbB2(HER2)overexpressing breast cancer.
- Brain lesion(s) which are progressing.
- Prior treatment of brain metastases with Whole Brain Radiotherapy (WBR)and/or Stereotactic Radiosurgery (SRS).
- Prior treatment with trastuzumab (Herceptin), either alone or in combination with chemotherapy.
- Cardiac ejection fraction(LVEF)within the institutional range of normal as measured by Echocardiogram.
- Able to swallow an oral medication.
- Adequate kidney and liver function.
- Adequate bone marrow function. Exclusion criteria:
- Pregnant or lactating females.
- Conditions that would effect the absorption of an oral drug. -History of immediate or delayed hypersensitivity reaction to gadolinium contrast agents.
- Pre-existing severe cerebral vascular disease, such as stroke involving a major vessel.
- Serious medical or psychiatric disorder that would interfere with the patient's safety or informed consent.
Trial location(s)
This study does not involve prospective enrollment of participants.
Study documents
If you wish to request for full study report, please contact - [email protected]
Results overview
Refer to study documents
Plain language summaries
Plain language summaries of clinical trial results for Phase 2-4 clinical trials that were initiated on or after January 2022 will be posted by GSK within one year following study completion.