Safety and QoL of Trastuzumab With Lapatinib or Chemiotherapy in MBC and HER2+ Patients Refractory to Anti HER2 Therapies
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ClinicalTrials.gov Identifier: NCT02238509 |
Recruitment Status : Unknown
Verified June 2016 by Consorzio Oncotech.
Recruitment status was: Recruiting
First Posted : September 12, 2014
Last Update Posted : June 15, 2016
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Condition or disease | Intervention/treatment | Phase |
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Metastatic Breast Cancer | Drug: Lapatinib Drug: Trastuzumab | Phase 2 |
Study Type : | Interventional (Clinical Trial) |
Estimated Enrollment : | 154 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Treatment |
Official Title: | A Randomised, Multicentre, Open-label Phase II Trial Investigating Activity of Chemotherapy and Lapatinib and Trastuzumab in Patients With HER2-positive Metastatic Breast Cancer (MBC) Refractory to Anti HER2 Therapies |
Study Start Date : | November 2014 |
Estimated Primary Completion Date : | October 2017 |
Estimated Study Completion Date : | October 2017 |

Arm | Intervention/treatment |
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Experimental: lapatinib and trastuzumab
ARM A: Lapatinib and trastuzumab (experimental arm). Patients with hormone receptor (HR) positive breast cancer will also receive endocrine therapy at the physician's discretion (preferred choice with fulvestrant).
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Drug: Lapatinib
ARM A: oral lapatinib 1,000 mg daily in combination with intravenous trastuzumab 6mg/kg q3wks (after the initial 8 mg/kg loading dose).
Other Name: Tyverb Drug: Trastuzumab ARM A: oral lapatinib 1,000 mg daily in combination with intravenous trastuzumab 6mg/kg q3wks (after the initial 8 mg/kg loading dose).
Other Name: Herceptin |
Experimental: trastuzumab plus chemotherapy
ARM B: Trastuzumab plus chemotherapy (control arm). Any type of chemotherapy in combination with trastuzumab will be allowed at the physician's discretion.
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Drug: Trastuzumab
ARM A: oral lapatinib 1,000 mg daily in combination with intravenous trastuzumab 6mg/kg q3wks (after the initial 8 mg/kg loading dose).
Other Name: Herceptin |
- Clinical Benefit Rate [ Time Frame: Clinical Benefit Rate is defined as confirmed complete response plus partial response at any time, plus stable disease up to 24 weeks ]To evaluate clinical benefit rate (CBR) for patients treated with lapatinib and trastuzumab and for patients treated with trastuzumab and chemotherapy. CBR is defined as: confirmed complete response (CR) plus partial response (PR) at any time, plus stable disease (SD) for 24 weeks
- Progression free survival [ Time Frame: Patients enrolled will receive study medication until disease progression, unacceptable toxicity, withdrawal of consent or death, whichever comes first, assessed up to 36 months ]Second-line progression-free survival, defined as the time from first dosing to the first documented disease progression or death from any cause, whichever occurs first.
- Overall Survival [ Time Frame: Patients enrolled will receive study medication until disease progression, unacceptable toxicity, withdrawal of consent or death, whichever comes first, assessed up to 36 months ]OS is defined as the time from first dosing in second line to death from any cause.
- Safety and tolerability [ Time Frame: Patients enrolled will receive study medication until disease progression, unacceptable toxicity, withdrawal of consent or death, whichever comes first, assessed up to 36 months ]Safety of second line treatment will be evaluated by the frequency of AEs and SAEs, cardiac events, clinically significant abnormal laboratory tests, vital signs, and ECOG PS. All patients who received at least one dose of study treatment will be included in the safety analysis.
- Quality of life [ Time Frame: Patients enrolled will receive study medication until disease progression, unacceptable toxicity, withdrawal of consent or death, whichever comes first, assessed up to 36 months ]QoL and symptom control will be assessed using the FACT-B questionnaire.

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Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | Female |
Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Histological or cytological confirmed and documented adenocarcinoma of the breast with metastatic disease
- The original tumour specimen must be HER2 IHC 3+ positive or, in case of IHC 2+
- Age ≥18
- Life expectancy of >12 weeks
- ECOG PS 0-1
- Measurable disease as defined by RECIST1.1 criteria
- All patients must have received prior anthracycline-and taxane-based regimens as well as trastuzumab based regimens in either the adjuvant or the metastatic setting. Patients must have been already treated with at least one line of the anti HER2 inhibitor therapy lapatinib for their metastatic breast cancer. A maximum of three previous lines of anti-HER-2 therapies in the metastatic setting are allowed.
- Adequate haematological function as defined by: ANC 1.5 x 109/L, platelet count 100 x 109/L, haemoglobin 10 g/dL.
- Adequate renal function, as defined by: creatinine 1.5 x UNL
- Adequate hepatobiliary function, as defined by the following baseline liver function tests: total serum bilirubin 1.5 upper normal limit (UNL); alanine amino transferase (ALT), aspartate amino transferase (AST) 2.5xUNL; alkaline phosphatase (AP) 2.5xUNL; if total alkaline phosphatase (AP) > 2.5xUNL, alkaline phosphatase liver fraction must be 2.5xUNL
- Adequate contraception for all fertile patients
- Negative pregnancy test.
- Postmenopausal women fulfilling any of the NCCN criteria may be included.
- Left ventricular ejection fraction (LVEF) ≥50% during a baseline period of 28 days, as determined by either echocardiography (ECHO) or multi gated acquisition (MUGA) scan.
- Signed, written informed consent
Exclusion Criteria:
- History of persistent Grade ≥ 2 hematologic toxicity resulting from previous systemic therapy
- Current peripheral neuropathy of NCI-CTCAE, Version 3.0, Grade ≥ 3 at randomization
- History of other malignancy within the last 5 years, except for carcinoma in situ of the cervix or basal cell carcinoma
- Bone-only disease, unless a measurable lesion is evident as determined by RECIST v1.1
- Bone scan, PET scan or plain films are not considered adequate imaging techniques to measure bone lesions. ve
- Blastic bone lesions are non-measurable.
- Uncontrolled hypertension (systolic >150 mm Hg and/or diastolic >100 mm Hg) or clinically significant (i.e. active) cardiovascular disease.
- Current dyspnoea at rest due to complications of advanced malignancy, or other diseases that require continuous oxygen therapy.
- Inadequate organ function, evidenced by the following laboratory results within 28 days prior to randomization.
- Current severe, uncontrolled systemic disease
- Major surgical procedure or significant traumatic injury within 28 days prior to study treatment start or anticipation of the need for major surgery during the course of study treatment
- History of receiving any investigational treatment within 28 days of randomization
- Current known infection with HIV, HBV, or HCV
- Receipt of IV antibiotics for infection within 14 days of randomization
- Known hypersensitivity to any of the study drugs
- Assessed by the investigator to be unable or unwilling to comply with the requirements of the protocol
- Lack of physical integrity of the upper gastrointestinal tract, clinically significant malabsorption syndrome, or inability to take oral medications
- Concurrent interventional or non-interventional studies

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT02238509
Contact: Clinical Research Technology | 0039089301545 |

Principal Investigator: | Grazia Arpino, MD | Dipartimento di Medicina Clinica e Chirurgia Oncologia Università degli Studi di Napoli "Federico II" |
Responsible Party: | Consorzio Oncotech |
ClinicalTrials.gov Identifier: | NCT02238509 |
Other Study ID Numbers: |
GIM12-TYPHER 2013-005044-29 ( EudraCT Number ) |
First Posted: | September 12, 2014 Key Record Dates |
Last Update Posted: | June 15, 2016 |
Last Verified: | June 2016 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | No |
Breast cancer HER2 Positive HER2+ MBC Metastatic |
Metastatic breast cancer Chemotherapy Lapatinib Trastuzumab anti HER2 therapies |
Breast Neoplasms Neoplasms by Site Neoplasms Breast Diseases Skin Diseases Trastuzumab |
Lapatinib Antineoplastic Agents, Immunological Antineoplastic Agents Protein Kinase Inhibitors Enzyme Inhibitors Molecular Mechanisms of Pharmacological Action |