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LUX-Breast 2; Afatinib in HER2 (Human Epidermal Growth Factor Receptor)-Treatment Failures

LUX-Breast 2; An Open Label, Phase II Trial of Afatinib (BIBW 2992) in Patients With Metastatic HER2-overexpressing Breast Cancer Failing HER2-targeted Treatment in the Neoadjuvant and/or Adjuvant Treatment Setting

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01271725
Enrollment
74
Registered
2011-01-07
Start date
2011-05-24
Completion date
2017-03-13
Last updated
2019-06-17

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Breast Neoplasms

Brief summary

The general aim of this study is to investigate the efficacy and safety of afatinib (BIBW 2992) alone and in combination with weekly paclitaxel or weekly vinorelbine (in patients who progress on afatinib monotherapy within this trial) as treatment in patients with HER2-overexpressing, metastatic breast cancer, who failed HER2-targeted treatment in the neoadjuvant or adjuvant setting

Interventions

DRUGVinorelbine 25 mg/m2 weekly

Patients to additionally receive vinorelbine at a dose of 25 mg/m2 weekly on disease progression on afatinib monotherapy

DRUGAfatinib 40mg once daily (OD)

Patient to receive afatinib monotherapy at a dose of 40 mg/d until progression of their disease

Patients to additionally receive paclitaxel at a dose of 80 mg/m2 weekly on disease progression on afatinib monotherapy

Sponsors

Boehringer Ingelheim
Lead SponsorINDUSTRY

Study design

Allocation
NON_RANDOMIZED
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
FEMALE
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

1. Female patients \>=18 years with proven diagnosis of HER2-overexpressing, histologically confirmed breast cancer 2. Stage IV metastatic disease 3. At least one measurable lesion according to RECIST 1.1 (Response Evaluation Criteria for Solid Tumours version 1.1). Skin, bone and brain lesions are considered non-target lesions 4. Must have failed or progressed on either trastuzumab or lapatinib or trastuzumab and lapatinib treatment in the neoadjuvant and/or adjuvant setting

Exclusion criteria

1. Prior first line therapy for metastatic breast cancer 2. Known pre-existing interstitial lung disease 3. Active brain metastases 4. History or presence of clinically relevant cardiovascular abnormalities such as uncontrolled hypertension, congestive heart failure NYHA classification of 3, unstable angina or poorly controlled arrhythmia. Myocardial infarction within 6 months prior to trial treatment. 5. Cardiac left ventricular function with resting ejection fraction of less than 50%. 6. Prior treatment with Epidermal Growth Factor Receptor (EGFR)/HER2-targeted small molecules or antibodies other than trastuzumab and lapatinib in the neoadjuvant or adjuvant setting 7. Prior treatment with paclitaxel in the past 12 months 8. Must not have received prior vinorelbine treatment - Further

Design outcomes

Primary

MeasureTime frameDescription
Percentage of Participants With Objective Response (OR) Assessed by Response Evaluation Criteria in Solid Tumours Version (RECIST) 1.1From the initial dose of study drug until 28 days after end of the treatment period, up to 1562 daysObjective response according to RECIST v1.1. Best overall response of confirmed complete response (CR) or confirmed partial response (PR) recorded since first administration of trial medication and until the earliest of disease progression, death or start of next treatment in each part separately. Per Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.1) for target lesions and assessed by Magnetic resonance imaging (MRI): Complete Response (CR), Disappearance of all target lesions; Partial Response (PR), \>=30% decrease in the sum of the longest diameter of target lesions; Objective Response (OR) = CR + PR. Percentage of participants with OR along with exact 95% Confidence Interval by Clopper and Pearson is presented.

Secondary

MeasureTime frameDescription
Best Overall Response According to RECIST v1.1 (Regardless of Confirmation)From the initial dose of study drug until 28 days after end of the treatment period, up to 1562 daysBest overall response was assessed according to RECIST version 1.1 and was calculated relative to the baseline of each respective part (without clinical disease assessment) .Percentage of participants with best overall response along with exact 95% Confidence Interval by Clopper and Pearson is presented. Best overall response was defined as the best response recorded at any time from the first administration of drug to the End of Treatment (EOT). As Per RECIST v1.1 for target lesions and assessed by Magnetic resonance imaging (MRI): Complete Response (CR), disappearance of all target lesions; Partial Response (PR), at least 30% decrease in the sum of the longest diameter of target lesions; progression, at least 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion, or the appearance of new lesions; Stable Disease (SD), neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for disease progression.
Progression Free Survival (PFS)From drug start date in monotherapy to 1st disease progression and drug start date in combination therapy to 2nd disease progressionProgression Free Survival is defined as the time from the drug start date to the date of 1st disease progression or death for monotherapy and 2nd disease progression or death from the drug start date of the combination therapy for combination therapy'. Median is calculated from the Kaplan-Meier curve.
Duration of Objective Response According to RECIST v1.1From the first objective response to the time of progression or death, up to 1562 daysDuration of objective response, defined as the time from first objective response to the time of progression or death. (regardless of confirmation). As Per RECIST v1.1 for target lesions and assessed by Magnetic resonance imaging (MRI): Complete Response (CR), disappearance of all target lesions; Partial Response (PR), at least 30% decrease in the sum of the longest diameter of target lesions; progression, at least 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion, or the appearance of new lesions; Stable Disease (SD), neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for disease progression.
Best Overall Response According to RECIST v1.1 (With Confirmation)From the initial dose of study drug until 28 days after end of the treatment period, up to 1562 daysBest overall response was assessed according to RECIST version 1.1 and was calculated relative to the baseline of each respective part .Percentage of participants with best overall response along with exact 95% Confidence Interval by Clopper and Pearson is presented. Best overall response was defined as the best response recorded at any time from the first administration of drug to the End of Treatment (EOT). As Per RECIST v1.1 for target lesions and assessed by Magnetic resonance imaging (MRI): Complete Response (CR), disappearance of all target lesions; Partial Response (PR), at least 30% decrease in the sum of the longest diameter of target lesions; progression, at least 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion, or the appearance of new lesions; Stable Disease (SD), neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for disease progression.
Change From Baseline to End of Treatment in Systolic Blood Pressure (SBP)Baseline and End of treatment period, up to 1562 daysChange from baseline to end of treatment in systolic blood pressure (SBP).
Change From Baseline to End of Treatment in Diastolic Blood Pressure (DBP)Baseline and End of treatment period, up to 1562 daysChange from baseline to end of treatment in diastolic blood pressure (DBP).
Number of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesFrom the initial dose of study drug until 28 days after end of the treatment period, up to 1562 daysNumber of patient with possibly clinically significant (PCS) laboratory values by functional group (haematology, differentials, coagulation, electrolytes, enzymes, and substrates). Acronyms Used: Prothrombin time-International normalized ratio (PT-INR), Alanine aminotransferase/Glutamic pyruvic transaminase (ALT/GPT) Serum glutamic pyruvic transaminase (SGPT), Aspartate aminotransferase/Glutamic-oxaloacetic transaminase (AST/GOT) Serum glutamic-oxaloacetic transaminase (SGOT)
Percentage of Patients With Highest Common Terminology Criteria for Adverse Events (CTCAE) Version 3.0 Grade of 3 or HigherFrom the initial dose of study drug until 28 days after end of the treatment period, up to 1562 daysPercentage of patients with highest common terminology criteria for adverse events (CTCAE) version 3.0 Grade of 3 or higher.

Countries

Hong Kong, India, Poland, Russia, Taiwan, United Kingdom

Participant flow

Recruitment details

An open-label, multinational, phase-II trial of Afatinib (BIBW 2992) in patients with metastatic human epidermal growth factor receptor (HER2) - overexpressing breast cancer failing HER2 - targeted treatment in the neoadjuvant and/or adjuvant treatment setting

Pre-assignment details

All subjects were screened for eligibility. It was not planned to compare efficacy of the combination therapies Afatinib and Paclitaxel or Afatinib and Vinorelbine as the study was stopped prematurely and the patient number in both treatment groups is not significant. However, for safety reporting both combination therapy are reported separately

Participants by arm

ArmCount
Afatinib Monotherapy
Patient received Afatinib monotherapy orally once daily at a dose of 40 milligram (mg) film-coated tablets until progression of their disease, unacceptable adverse events or other reason necessitating withdrawal. Patients could have dose reduced if 40 mg was not tolerated.
74
Total74

Withdrawals & dropouts

PeriodReasonFG000FG001
Part AClinical signs/symptoms of progression20
Part ALost to Follow-up10
Part AOther Adverse Event80
Part AOther than specified30
Part AProgressive disease according to RECIST80
Part AProtocol Violation10
Part AWithdrawal by Subject120
Part BClinical signs/symptoms of progression02
Part BOther Adverse Event01
Part BOther than specified02
Part BProtocol Violation01
Part BWithdrawal by Subject06

Baseline characteristics

CharacteristicAfatinib Monotherapy
Age, Continuous51.3 Years
STANDARD_DEVIATION 10.6
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants
Race (NIH/OMB)
Asian
47 Participants
Race (NIH/OMB)
Black or African American
0 Participants
Race (NIH/OMB)
More than one race
0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants
Race (NIH/OMB)
Unknown or Not Reported
0 Participants
Race (NIH/OMB)
White
27 Participants
Sex: Female, Male
Female
74 Participants
Sex: Female, Male
Male
0 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
EG002
affected / at risk
deaths
Total, all-cause mortality
6 / 741 / 135 / 26
other
Total, other adverse events
67 / 7413 / 1323 / 26
serious
Total, serious adverse events
18 / 745 / 1310 / 26

Outcome results

Primary

Percentage of Participants With Objective Response (OR) Assessed by Response Evaluation Criteria in Solid Tumours Version (RECIST) 1.1

Objective response according to RECIST v1.1. Best overall response of confirmed complete response (CR) or confirmed partial response (PR) recorded since first administration of trial medication and until the earliest of disease progression, death or start of next treatment in each part separately. Per Response Evaluation Criteria In Solid Tumors Criteria (RECIST v1.1) for target lesions and assessed by Magnetic resonance imaging (MRI): Complete Response (CR), Disappearance of all target lesions; Partial Response (PR), \>=30% decrease in the sum of the longest diameter of target lesions; Objective Response (OR) = CR + PR. Percentage of participants with OR along with exact 95% Confidence Interval by Clopper and Pearson is presented.

Time frame: From the initial dose of study drug until 28 days after end of the treatment period, up to 1562 days

Population: The treated set for monotherapy comprised all patients who received at least 1 dose of afatinib. Treated set for combination therapy comprised all patients who received at least 1 dose of each of afatinib and paclitaxel or of afatinib and vinorelbine. It was not planned to compare between the two types of combination therapies hence arm is combined

ArmMeasureValue (NUMBER)
Afatinib MonotherapyPercentage of Participants With Objective Response (OR) Assessed by Response Evaluation Criteria in Solid Tumours Version (RECIST) 1.118 Percentage of participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyPercentage of Participants With Objective Response (OR) Assessed by Response Evaluation Criteria in Solid Tumours Version (RECIST) 1.131 Percentage of participants
Secondary

Best Overall Response According to RECIST v1.1 (Regardless of Confirmation)

Best overall response was assessed according to RECIST version 1.1 and was calculated relative to the baseline of each respective part (without clinical disease assessment) .Percentage of participants with best overall response along with exact 95% Confidence Interval by Clopper and Pearson is presented. Best overall response was defined as the best response recorded at any time from the first administration of drug to the End of Treatment (EOT). As Per RECIST v1.1 for target lesions and assessed by Magnetic resonance imaging (MRI): Complete Response (CR), disappearance of all target lesions; Partial Response (PR), at least 30% decrease in the sum of the longest diameter of target lesions; progression, at least 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion, or the appearance of new lesions; Stable Disease (SD), neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for disease progression.

Time frame: From the initial dose of study drug until 28 days after end of the treatment period, up to 1562 days

Population: The treated set for monotherapy comprised all patients who received at least 1 dose of afatinib. Treated set for combination therapy comprised all patients who received at least 1 dose of each of afatinib and paclitaxel or of afatinib and vinorelbine. It was not planned to compare between the two types of combination therapies hence arm is combined

ArmMeasureGroupValue (NUMBER)
Afatinib MonotherapyBest Overall Response According to RECIST v1.1 (Regardless of Confirmation)Partial response (PR)19 Percentage of participants
Afatinib MonotherapyBest Overall Response According to RECIST v1.1 (Regardless of Confirmation)Progressive disease28 Percentage of participants
Afatinib MonotherapyBest Overall Response According to RECIST v1.1 (Regardless of Confirmation)Stable disease (SD)42 Percentage of participants
Afatinib MonotherapyBest Overall Response According to RECIST v1.1 (Regardless of Confirmation)Not evaluable9 Percentage of participants
Afatinib MonotherapyBest Overall Response According to RECIST v1.1 (Regardless of Confirmation)Complete response (CR)1 Percentage of participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyBest Overall Response According to RECIST v1.1 (Regardless of Confirmation)Not evaluable13 Percentage of participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyBest Overall Response According to RECIST v1.1 (Regardless of Confirmation)Complete response (CR)0 Percentage of participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyBest Overall Response According to RECIST v1.1 (Regardless of Confirmation)Partial response (PR)44 Percentage of participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyBest Overall Response According to RECIST v1.1 (Regardless of Confirmation)Stable disease (SD)33 Percentage of participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyBest Overall Response According to RECIST v1.1 (Regardless of Confirmation)Progressive disease10 Percentage of participants
Secondary

Best Overall Response According to RECIST v1.1 (With Confirmation)

Best overall response was assessed according to RECIST version 1.1 and was calculated relative to the baseline of each respective part .Percentage of participants with best overall response along with exact 95% Confidence Interval by Clopper and Pearson is presented. Best overall response was defined as the best response recorded at any time from the first administration of drug to the End of Treatment (EOT). As Per RECIST v1.1 for target lesions and assessed by Magnetic resonance imaging (MRI): Complete Response (CR), disappearance of all target lesions; Partial Response (PR), at least 30% decrease in the sum of the longest diameter of target lesions; progression, at least 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion, or the appearance of new lesions; Stable Disease (SD), neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for disease progression.

Time frame: From the initial dose of study drug until 28 days after end of the treatment period, up to 1562 days

Population: The treated set for monotherapy comprised all patients who received at least 1 dose of afatinib. Treated set for combination therapy comprised all patients who received at least 1 dose of each of afatinib and paclitaxel or of afatinib and vinorelbine. It was not planned to compare between the two types of combination therapies hence arm is combined

ArmMeasureGroupValue (NUMBER)
Afatinib MonotherapyBest Overall Response According to RECIST v1.1 (With Confirmation)Partial response (PR)16 Percentage of participants
Afatinib MonotherapyBest Overall Response According to RECIST v1.1 (With Confirmation)Progressive disease28 Percentage of participants
Afatinib MonotherapyBest Overall Response According to RECIST v1.1 (With Confirmation)Stable disease (SD)45 Percentage of participants
Afatinib MonotherapyBest Overall Response According to RECIST v1.1 (With Confirmation)Not evaluable9 Percentage of participants
Afatinib MonotherapyBest Overall Response According to RECIST v1.1 (With Confirmation)Complete response (CR)1 Percentage of participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyBest Overall Response According to RECIST v1.1 (With Confirmation)Not evaluable13 Percentage of participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyBest Overall Response According to RECIST v1.1 (With Confirmation)Complete response (CR)0 Percentage of participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyBest Overall Response According to RECIST v1.1 (With Confirmation)Partial response (PR)31 Percentage of participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyBest Overall Response According to RECIST v1.1 (With Confirmation)Stable disease (SD)46 Percentage of participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyBest Overall Response According to RECIST v1.1 (With Confirmation)Progressive disease10 Percentage of participants
Secondary

Change From Baseline to End of Treatment in Diastolic Blood Pressure (DBP)

Change from baseline to end of treatment in diastolic blood pressure (DBP).

Time frame: Baseline and End of treatment period, up to 1562 days

Population: The treated set for monotherapy comprised all patients who received at least 1 dose of afatinib. The treated set for combination therapy comprised all patients who received at least 1 dose of each of afatinib and paclitaxel, or of afatinib and vinorelbine.

ArmMeasureValue (MEAN)Dispersion
Afatinib MonotherapyChange From Baseline to End of Treatment in Diastolic Blood Pressure (DBP)-1.8 Millimeter of mercury (mmHg)Standard Deviation 12
Afatinib and Paclitaxel or Vinorelbine Combination TherapyChange From Baseline to End of Treatment in Diastolic Blood Pressure (DBP)1.9 Millimeter of mercury (mmHg)Standard Deviation 10.7
Afatinib and Paclitaxel Combination TherapyChange From Baseline to End of Treatment in Diastolic Blood Pressure (DBP)-1.6 Millimeter of mercury (mmHg)Standard Deviation 10
Secondary

Change From Baseline to End of Treatment in Systolic Blood Pressure (SBP)

Change from baseline to end of treatment in systolic blood pressure (SBP).

Time frame: Baseline and End of treatment period, up to 1562 days

Population: The treated set for monotherapy comprised all patients who received at least 1 dose of afatinib. The treated set for combination therapy comprised all patients who received at least 1 dose of each of afatinib and paclitaxel, or of afatinib and vinorelbine.

ArmMeasureValue (MEAN)Dispersion
Afatinib MonotherapyChange From Baseline to End of Treatment in Systolic Blood Pressure (SBP)-1.2 Millimeter of mercury (mmHg)Standard Deviation 17.9
Afatinib and Paclitaxel or Vinorelbine Combination TherapyChange From Baseline to End of Treatment in Systolic Blood Pressure (SBP)-1.0 Millimeter of mercury (mmHg)Standard Deviation 15.1
Afatinib and Paclitaxel Combination TherapyChange From Baseline to End of Treatment in Systolic Blood Pressure (SBP)-3.7 Millimeter of mercury (mmHg)Standard Deviation 12.1
Secondary

Duration of Objective Response According to RECIST v1.1

Duration of objective response, defined as the time from first objective response to the time of progression or death. (regardless of confirmation). As Per RECIST v1.1 for target lesions and assessed by Magnetic resonance imaging (MRI): Complete Response (CR), disappearance of all target lesions; Partial Response (PR), at least 30% decrease in the sum of the longest diameter of target lesions; progression, at least 20% increase in the sum of the longest diameter of target lesions, or a measurable increase in a non-target lesion, or the appearance of new lesions; Stable Disease (SD), neither sufficient shrinkage to qualify for PR nor sufficient increase to qualify for disease progression.

Time frame: From the first objective response to the time of progression or death, up to 1562 days

Population: The treated set for monotherapy comprised all patients who received at least 1 dose of afatinib. Treated set for combination therapy comprised all patients who received at least 1 dose of each of afatinib and paclitaxel or of afatinib and vinorelbine. It was not planned to compare between the two types of combination therapies hence arm is combined

ArmMeasureValue (MEDIAN)
Afatinib MonotherapyDuration of Objective Response According to RECIST v1.1168.5 Days
Afatinib and Paclitaxel or Vinorelbine Combination TherapyDuration of Objective Response According to RECIST v1.1125.0 Days
Secondary

Number of Patient With Possibly Clinically Significant (PCS) Laboratory Values

Number of patient with possibly clinically significant (PCS) laboratory values by functional group (haematology, differentials, coagulation, electrolytes, enzymes, and substrates). Acronyms Used: Prothrombin time-International normalized ratio (PT-INR), Alanine aminotransferase/Glutamic pyruvic transaminase (ALT/GPT) Serum glutamic pyruvic transaminase (SGPT), Aspartate aminotransferase/Glutamic-oxaloacetic transaminase (AST/GOT) Serum glutamic-oxaloacetic transaminase (SGOT)

Time frame: From the initial dose of study drug until 28 days after end of the treatment period, up to 1562 days

Population: The treated set for monotherapy comprised all patients who received at least 1 dose of afatinib. Number Analyzed are the patients with no possible clinically significant abnormality at baseline. Treated set for combination therapy comprised all patients who received at least 1 dose of each of afatinib and paclitaxel, or of afatinib and vinorelbine.

ArmMeasureGroupValue (NUMBER)
Afatinib MonotherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesSubstrates - Creatinine (high)0 Participants
Afatinib MonotherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesEnzymes - AST/GOT SGOT (high)8 Participants
Afatinib MonotherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesElectrolytes - Potassium (low)3 Participants
Afatinib MonotherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesHaematology - Platelets (low)2 Participants
Afatinib MonotherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesElectrolytes - Magnesium (low)0 Participants
Afatinib MonotherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesElectrolytes - Potassium (high)2 Participants
Afatinib MonotherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesHaematology - Haemoglobin (low)9 Participants
Afatinib MonotherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesHaematology - White blood cell count (low)5 Participants
Afatinib MonotherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesEnzymes - Alkaline phosphatase (high)6 Participants
Afatinib MonotherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesDifferentials, automatic - Neutrophils (low)1 Participants
Afatinib MonotherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesSubstrates - Bilirubin, total (high)2 Participants
Afatinib MonotherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesEnzymes - ALT/GPT SGPT (high)6 Participants
Afatinib MonotherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesCoagulation - PT-INR (high)1 Participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesElectrolytes - Potassium (high)0 Participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesHaematology - Haemoglobin (low)5 Participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesHaematology - White blood cell count (low)9 Participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesHaematology - Platelets (low)0 Participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesDifferentials, automatic - Neutrophils (low)10 Participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesCoagulation - PT-INR (high)0 Participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesElectrolytes - Potassium (low)0 Participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesElectrolytes - Magnesium (low)0 Participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesEnzymes - AST/GOT SGOT (high)0 Participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesEnzymes - ALT/GPT SGPT (high)3 Participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesEnzymes - Alkaline phosphatase (high)1 Participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesSubstrates - Creatinine (high)0 Participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesSubstrates - Bilirubin, total (high)1 Participants
Afatinib and Paclitaxel Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesEnzymes - AST/GOT SGOT (high)2 Participants
Afatinib and Paclitaxel Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesDifferentials, automatic - Neutrophils (low)12 Participants
Afatinib and Paclitaxel Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesSubstrates - Creatinine (high)1 Participants
Afatinib and Paclitaxel Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesEnzymes - ALT/GPT SGPT (high)4 Participants
Afatinib and Paclitaxel Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesHaematology - Platelets (low)1 Participants
Afatinib and Paclitaxel Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesHaematology - Haemoglobin (low)17 Participants
Afatinib and Paclitaxel Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesEnzymes - Alkaline phosphatase (high)2 Participants
Afatinib and Paclitaxel Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesElectrolytes - Potassium (high)0 Participants
Afatinib and Paclitaxel Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesElectrolytes - Potassium (low)3 Participants
Afatinib and Paclitaxel Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesHaematology - White blood cell count (low)13 Participants
Afatinib and Paclitaxel Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesElectrolytes - Magnesium (low)1 Participants
Afatinib and Paclitaxel Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesCoagulation - PT-INR (high)0 Participants
Afatinib and Paclitaxel Combination TherapyNumber of Patient With Possibly Clinically Significant (PCS) Laboratory ValuesSubstrates - Bilirubin, total (high)0 Participants
Secondary

Percentage of Patients With Highest Common Terminology Criteria for Adverse Events (CTCAE) Version 3.0 Grade of 3 or Higher

Percentage of patients with highest common terminology criteria for adverse events (CTCAE) version 3.0 Grade of 3 or higher.

Time frame: From the initial dose of study drug until 28 days after end of the treatment period, up to 1562 days

Population: The treated set for monotherapy comprised all patients who received at least 1 dose of afatinib. The treated set for combination therapy comprised all patients who received at least 1 dose of each of afatinib and paclitaxel, or of afatinib and vinorelbine.

ArmMeasureValue (NUMBER)
Afatinib MonotherapyPercentage of Patients With Highest Common Terminology Criteria for Adverse Events (CTCAE) Version 3.0 Grade of 3 or Higher43 Percentage of participants
Afatinib and Paclitaxel or Vinorelbine Combination TherapyPercentage of Patients With Highest Common Terminology Criteria for Adverse Events (CTCAE) Version 3.0 Grade of 3 or Higher62 Percentage of participants
Afatinib and Paclitaxel Combination TherapyPercentage of Patients With Highest Common Terminology Criteria for Adverse Events (CTCAE) Version 3.0 Grade of 3 or Higher65 Percentage of participants
Secondary

Progression Free Survival (PFS)

Progression Free Survival is defined as the time from the drug start date to the date of 1st disease progression or death for monotherapy and 2nd disease progression or death from the drug start date of the combination therapy for combination therapy'. Median is calculated from the Kaplan-Meier curve.

Time frame: From drug start date in monotherapy to 1st disease progression and drug start date in combination therapy to 2nd disease progression

Population: The treated set for monotherapy comprised all patients who received at least 1 dose of afatinib. Treated set for combination therapy comprised all patients who received at least 1 dose of each of afatinib and paclitaxel or of afatinib and vinorelbine. It was not planned to compare between the two types of combination therapies hence arm is combined

ArmMeasureValue (MEDIAN)
Afatinib MonotherapyProgression Free Survival (PFS)86.0 Days
Afatinib and Paclitaxel or Vinorelbine Combination TherapyProgression Free Survival (PFS)135.0 Days

Source: ClinicalTrials.gov · Data processed: Feb 13, 2026