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Completed

NCT Number: NCT03909971

A Study of Lorlatinib in ALK Inhibitor-Treated ALK-Positive NSCLC in China

A Phase 2, multi center, open label, dual cohort study to evaluate the efficacy and safety of lorlatinib (PF 06463922) monotherapy in ALK inhibitor treated locally advanced or metastatic ALK positive non small cell lung cancer patients in China

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Key information

Conditions

Carcinoma, Non-Small-Cell Lung Bronchial Neoplasms Carcinoma, Bronchogenic Lung Diseases Lung Neoplasms Neoplasms Neoplasms by Site Respiratory Tract Diseases Respiratory Tract Neoplasms Thoracic Neoplasms

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 2

Primary location

Gaoxin Hospital of The First Affilated Hospital of Anhui Medical University, Hefei, Anhui, China

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About this study

This is a Phase 2, China only, multi center, open label, dual cohort study, in ALK positive locally advanced or metastatic NSCLC patients will be enrolled to receive lorlatinib monotherapy.

  • (in Cohort 1) Disease progression after crizotinib as the only ALK inhibitor.
  • (in Cohort 2) Disease progression after one ALK inhibitor other than crizotinib.

Who can participate

Healthy volunteers accepted: No

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

Inclusion criteria

  • Evidence of histologically or cytologically confirmed diagnosis of locally advanced or metastatic ALK positive NSCLC where ALK status has been previously established by the Ventana ALK (D5F3) CDx Assay (Roche Diagnostics), the Vysis ALK Break Apart FISH Probe Kit (Abbott Molecular), or the EML4 ALK Fusion Gene Detection Kit (AmoyDx).
  • Subject should have:
  • (in Cohort 1) Disease progression after crizotinib as the only ALK inhibitor;
  • (in Cohort 2) Disease progression after one ALK inhibitor other than crizotinib, with or without prior crizotinib.
  • Prior treatment with an ALK inhibitor must have completed 5 half lives prior to study entry.
  • All Subjects must have at least 1 measurable extracranial target lesion according to RECIST v1.1 that has not been previously irradiated. CNS metastases are allowed if:
  • Asymptomatic: either not currently requiring corticosteroid treatment, or on a stable or decreasing dose of 10 mg QD prednisone or equivalent; or
  • Previously diagnosed and treatment has been completed with full recovery from the acute effects of radiation therapy or surgery prior to enrollment, and if corticosteroid treatment for these metastases has been withdrawn for at least 4 weeks with neurological stability.
  • Eastern Cooperative Oncology Group performance status (ECOG PS) 0, 1, or 2.
  • Age 18 years (or 20 years as required by local regulation).
  • Adequate bone marrow functions:
  • Absolute Neutrophil Count (ANC) 1,500/mm3 or 1.5 x 109/L;
  • Platelets 100,000/mm3 or 100 x 109/L;
  • Hemoglobin 9 g/dL.
  • Adequate pancreatic function:
  • Serum total amylase 1.5 x upper limit of normal (ULN);*
  • Serum lipase 1.5 x ULN. *if total amylase >1.5 x ULN, but pancreatic amylase is within the ULN, then subject may be enrolled.
  • Adequate renal function:

a. Serum creatinine 1.5 x ULN or estimated creatinine clearance 60 mL/min as calculated using the method standard for the institution.

  • Adequate liver function:
  • Total serum bilirubin 1.5 x ULN;
  • Aspartate Aminotransferase (AST) and Alanine Aminotransferase (ALT) 2.5 x ULN (5.0 x ULN in case of liver metastases).
  • Acute effects of prior radiotherapy and chemotherapy resolved to baseline severity or to National Cancer Institute (NCI) Common Terminology Criteria for Adverse Events (CTCAE) Grade 1 except for AEs that in the investigator's judgment do not constitute a safety risk for the subject.
  • Serum or urine pregnancy test (for females of childbearing potential) negative at screening. Female subjects of non childbearing potential must meet at least 1 of the following criteria:
  • Achieved postmenopausal status, defined as follows: cessation of regular menses for at least 12 consecutive months with no alternative pathological or physiological cause (which may be confirmed with a serum follicle stimulating hormone (FSH) level confirming the postmenopausal state if appropriate;
  • Have undergone a documented hysterectomy and/or bilateral oophorectomy;
  • Have medically confirmed ovarian failure. All other female subjects (including female subjects with tubal ligations) are considered to be of childbearing potential.
  • Evidence of a personally signed and dated informed consent document indicating that the subject (or a legally acceptable representative) has been informed of all pertinent aspects of the study.
  • Willing and able to comply with the study scheduled visits, treatment plans, laboratory tests, and other procedures.

Exclusion criteria

Subjects with any of the following characteristics/conditions will not be included in the study:

  • More than 1 prior chemotherapy regimen prior to enrollment in advanced/metastatic setting.

If disease recurred/relapsed within the adjuvant chemotherapy treatment or <=6 months after the completion of the adjuvant chemotherapy, then the adjuvant chemotherapy is considered as the first line systemic chemotherapy to the disease.

  • Systemic anti cancer therapy completed within a minimum of 5 half lives of study enrollment.
  • Prior therapy with an antibody or drug specifically targeting T cell co stimulation or immune checkpoint pathways, including, but not limited to, anti programmed cell death protein 1 (anti PD 1), anti programmed cell death protein ligand 1 (anti PD L1), anti PD L2, anti cluster of differentiation 137 (anti CD137), or anti cytotoxic T lymphocyte associated antigen 4 (anti CTLA 4) antibody.
  • Known epidermal growth factor receptor (EGFR) activating mutations; known prior therapy with EGFR TKI(s) (the prior treatment with brigatinib is allowed as an ALK TKI).
  • Major surgery within 4 weeks prior to enrollment. Minor surgical procedures (eg, port insertion) are not excluded, but sufficient time should have passed for adequate wound healing.
  • Radiation therapy within 2 weeks prior to enrollment. Palliative radiation must have been completed at least 48 hours prior to enrollment. Stereotactic or partial brain irradiation must have completed at least 2 weeks prior to enrollment. Whole brain irradiation must have completed at least 4 weeks prior to enrollment.
  • Spinal cord compression unless the subject has good pain control attained through therapy, and there is complete recovery of neurological function for the 4 weeks prior to enrollment.
  • Gastrointestinal abnormalities, including inability to take oral medication; requirement for intravenous alimentation; prior surgical procedures affecting absorption including total gastric resection or lap band; active inflammatory gastrointestinal disease, chronic diarrhea, symptomatic diverticular disease; treatment for active peptic ulcer disease in the past 6 months; malabsorption syndromes.
  • Known prior or suspected severe hypersensitivity to lorlatinib or any component in the formulation; known prior therapy with lorlatinib.
  • Active and clinically significant bacterial, fungal, or viral infection including hepatitis B virus (HBV), hepatitis C virus (HCV), known human immunodeficiency virus (HIV) or acquired immunodeficiency syndrome (AIDS) related illness.
  • Clinically significant cardiovascular disease (both arterial and venous) and non vascular cardiac conditions, (active or within 3 months prior to enrollment, which may include, but not are limited to:
  • Arterial disease such as cerebral vascular accident/stroke (including transient ischemic attack -TIA), myocardial infarction, unstable angina;
  • Venous diseases such as cerebral venous thrombosis, symptomatic pulmonary embolism;
  • Nonvascular cardiac disease such as congestive heart failure (New York Heart Association Classification Class ≥ II), second degree or third degree atrioventricular block (unless paced) or any AV block with PR interval >220 msec; or
  • Ongoing cardiac dysrhythmias of CTCAE Grade ≥2, uncontrolled atrial fibrillation of any grade, bradycardia defined as <50 bpm (unless subject is otherwise healthy such as long distance runners, etc.), machine read electrocardiogram (ECG) with QTc >470 msec, or congenital long QT syndrome.
  • Subject with predisposing characteristics for acute pancreatitis according to investigator judgment, including but not limited to uncontrolled hyperglycemia, current gallstone disease, in the last month prior to enrollment.
  • History of extensive, disseminated, bilateral or presence of Grade 3 or 4 interstitial fibrosis or interstitial lung disease including a history of pneumonitis, hypersensitivity pneumonitis, interstitial pneumonia, interstitial lung disease, obliterative bronchiolitis and pulmonary fibrosis.
  • Evidence of active malignancy (other than NSCLC, non melanoma skin cancer, or localized and presumed cured prostate cancer or any in situ cancer which does not currently require treatment) within the last 3 years prior to enrollment.
  • Concurrent use of any of the following food or drugs (consult the sponsor if in doubt whether a food or a drug falls into any of the above categories) within 12 days prior to the first dose of administration of lorlatinib:
  • Known strong CYP3A inhibitors (eg, strong CYP3A inhibitors: grapefruit juice or grapefruit/grapefruit related citrus fruits [eg, Seville oranges, pomelos], boceprevir, cobicistat, conivaptan, itraconazole, ketoconazole, posaconazole, ritonavir alone and with danoprevir or elvitegravir or indinavir or lopinavir or paritaprevir or ombitasvir or dasabuvir or saquinavir or tipranavir, telaprevir, troleandomycin, and voriconazole). The topical use of these medications (if applicable), such as 2% ketoconazole cream, is allowed;
  • Known CYP3A substrates with narrow therapeutic index, such as astemizole*, terfenadine*, cisapride*, pimozide, quinidine, tacrolimus, cyclosporine, sirolimus, alfentanil, fentanyl (including transdermal patch) or ergot alkaloids (ergotamine, dihydroergotamine) (*withdrawn from US market);
  • Known strong CYP3A inducers (eg, carbamazepine, enzalutamide, mitotane, phenytoin, rifampin, St. John's Wort);
  • Known P glycoprotein (P gp) substrates with a narrow therapeutic index (eg, digoxin).
  • Other severe acute or chronic medical or psychiatric condition, including recent (within the past year) or active suicidal ideation or behavior, or laboratory abnormality that may increase the risk associated with study participation or investigational product administration or may interfere with the interpretation of study results and, in the judgment of the investigator and/or the sponsor, would make the subject inappropriate for entry into this study.
  • Subject who are investigational site staff members directly involved in the conduct of the study and their family members, site staff members otherwise supervised by the investigator, or subjects who are Pfizer employees, including their family members, directly involved in the conduct of the study.
  • Participation in other studies involving investigational drug(s) within 2 weeks prior to study entry and/or during study participation.
  • Pregnant female participants; breastfeeding female participants; fertile male participants and female participants of childbearing potential who are unwilling or unable to use a highly effective method of contraception as outlined in this protocol for the duration of the study and for at least 97 days if male or 35 days if female, after the last dose of investigational product.

Treatment and study plan

Lorlatinib

Drug

ALK inhibitor-treated ALK-positive NSCL treatment

Other names: PF-06463922

Primary outcomes

  1. Percentage of Participants With Objective Response (Cohort 1)

    Time frame: From Cycle 1 Day 1 to documented progression of disease by ICR (up to 67 weeks)

    Objective response rate (ORR) was defined as the percentage of participants with a best overall confirmed response of complete response (CR) or partial response (PR) according to Response Evaluation Criteria in Solid Tumor (RECIST) version 1.1 relative to the total participants in the analysis population. CR was defined as the disappearance of all target lesions and non-target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to less than (<) 10 millimeter (mm). PR was defined as a greater than equal to (>=) 30% decrease in the sum of the longest dimensions of the target lesions taking as a reference the baseline sum longest dimensions. Independent Central Radiology (ICR) was used for disease progression assessment.

Secondary outcomes

  1. Percentage of Participants With Objective Response (Cohort 2)

    Time frame: From Cycle 1 Day 1 to documented progression of disease by ICR (up to 67 weeks)

    ORR was defined as the percentage of participants with a best overall confirmed response of CR or PR according to RECIST version 1.1 relative to the total participants in the analysis population. CR was defined as the disappearance of all target lesions and non-target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to <10 mm. PR was defined as a >=30% decrease in the sum of the longest dimensions of the target lesions taking as a reference the baseline sum longest dimensions. ICR was used for disease progression assessment.

  2. Progression-Free Survival (PFS) Based on ICR Assessment

    Time frame: From first dose (Cycle 1 Day 1) to documented PD by ICR, death due to any cause or date of censoring, whichever occurred first (up to 271 weeks of treatment exposure)

    PFS was defined as the time from first dose to first documentation of objective disease progression (PD) or to death due to any cause, whichever came first. PD: at least a >=20 percent (%) increase in the sum of the longest dimensions of the target lesions taking as a reference the smallest sum of the longest dimensions recorded since the treatment started, or the appearance of one or more new lesions. In addition to the relative increase of 20%, the sum must also demonstrate an absolute increase of at least 5 mm. For non-target lesions, PD was defined as unequivocal progression of existing non-target lesions, or the appearance of >=1 new lesion. Participants without documentation of PD, or death at the time of analysis were censored at the date of the last tumor assessment. Analysis was performed using Kaplan Meier method. ICR was used for disease progression assessment.

  3. Progression-Free Survival Based on Investigator Assessment

    Time frame: From first dose (Cycle 1 Day 1) to documented progression of disease by investigator, death due to any cause or date of censoring, whichever occurred first (up to 271 weeks of treatment exposure)

    PFS was defined as the time from first dose to first documentation of objective PD or to death due to any cause, whichever came first. PD: at least a >=20 % increase in the sum of the longest dimensions of the target lesions taking as a reference the smallest sum of the longest dimensions recorded since the treatment started, or the appearance of one or more new lesions. In addition to the relative increase of 20%, the sum must also demonstrate an absolute increase of at least 5 mm. For non-target lesions, PD was defined as unequivocal progression of existing non-target lesions, or the appearance of >=1 new lesion. Participants without documentation of PD, or death at the time of analysis were censored at the date of the last tumor assessment. Analysis was performed using Kaplan Meier method. Investigator assessment was used for disease progression assessment.

  4. Overall Survival

    Time frame: From first dose (Cycle 1 Day 1) to date of death due to any cause (up to 271 weeks of treatment exposure)

    Overall survival was defined as the time from first dose to the date of death due to any cause. Analysis was performed using Kaplan Meier method.

  5. Percentage of Participants With Intracranial Objective Response (IC-OR) Based on ICR Assessment

    Time frame: From first dose (Cycle 1 Day 1) to documented PD by ICR (up to 271 weeks of treatment exposure)

    IC-OR: percentage of participants with a best overall confirmed intracranial response of CR or PR according to RECIST version 1.1 relative to total participants in the analysis population but limited to intra cranial lesions only in participants with central nervous system metastases. CR was defined as the disappearance of all target lesions and non-target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to <10 mm. PR was defined as a >= 30% decrease in the sum of the longest dimensions of the target lesions taking as a reference the baseline sum longest dimensions. 95% CI was based on Clopper-Pearson method.

  6. Percentage of Participants With Intracranial Objective Response Based on Investigator Assessment

    Time frame: From first dose (Cycle 1 Day 1) to documented progression of disease by investigator (up to 271 weeks of treatment exposure)

    IC-OR: percentage of participants with a best overall confirmed intracranial response of CR or PR according to RECIST version 1.1 relative to total participants in the analysis population but limited to intra cranial lesions only in participants with central nervous system metastases. CR was defined as the disappearance of all target lesions and non-target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to <10 mm. PR was defined as a >= 30% decrease in the sum of the longest dimensions of the target lesions taking as a reference the baseline sum longest dimensions. 95% CI was based on Clopper-Pearson method

  7. Duration of Response (DOR) Based on ICR Assessment

    Time frame: From first documentation of CR or PR to documented progression of disease by ICR, death due to any cause or date of censoring, whichever occurred first (up to 271 weeks of treatment exposure)

    DOR: time from first documentation of CR or PR to first documentation of PD or death due to any cause, whichever occurred first. CR: disappearance of all target lesions and non-target lesions. Any pathological lymph nodes must have reduction in short axis to <10mm. PR:>=30% decrease in sum of longest dimensions of target lesions taking as a reference baseline sum longest dimensions. PD:>=20 % increase in sum of longest dimensions of target lesions taking as a reference smallest sum of longest dimensions recorded since treatment started, or the appearance of one or more new lesions. In addition to relative increase of 20% sum must also demonstrate an absolute increase of at least 5 mm and for non-target lesions PD: unequivocal progression of existing non-target lesions or the appearance of >=1 new lesion. Participants without documentation of PD, or death at time of analysis were censored at date of last tumor assessment. Analysis was performed using Kaplan Meier method.

  8. DOR Based on Investigator Assessment

    Time frame: From first documentation of CR or PR to documented PD by investigator, death due to any cause or date of censoring, whichever occurred first (up to 271 weeks of treatment exposure

    DOR: time from first documentation of CR or PR to first documentation of PD or death due to any cause, whichever occurred first. CR: disappearance of all target lesions and non-target lesions. Any pathological lymph nodes must have reduction in short axis to <10mm. PR:>=30% decrease in sum of longest dimensions of target lesions taking as a reference baseline sum longest dimensions. PD:>=20 % increase in sum of longest dimensions of target lesions taking as a reference smallest sum of longest dimensions recorded since treatment started, or the appearance of one or more new lesions. In addition to relative increase of 20% sum must also demonstrate an absolute increase of at least 5 mm and for non-target lesions PD: unequivocal progression of existing non-target lesions or the appearance of >=1 new lesion. Participants without documentation of PD, or death at time of analysis were censored at date of last tumor assessment. Analysis was performed using Kaplan Meier method.

  9. Duration of Intracranial Response Based on ICR Assessment

    Time frame: From first documentation of CR or PR to documented progression of disease by ICR, death due to any cause or date of censoring, whichever occurred first (up to 271 weeks of treatment exposure)

    Duration of intracranial response: time from first documentation of CR or PR considering only lesions having disease site=brain to first documentation of PD or death due to any cause, whichever occurred first, participants who had at least 1 intracranial lesion.CR: disappearance of all target and non-target lesions. Any pathological lymph nodes must have reduction in <10mm.PR:>=30% decrease in the sum of the longest dimensions of target lesions taking reference the baseline sum longest dimension. PD:>=20% increase in sum of longest dimensions of target lesion, or appearance of one or more new lesion. In addition to relative increase of 20%, sum must also demonstrate an absolute increase of at least 5mm and for non-target lesion PD: unequivocal progression of existing non-target lesion, or the appearance of >=1 new lesion. Participants without documentation of PD, or death at the time of analysis were censored at the date of the last tumor assessment. Kaplan Meier method was used.

  10. Duration of Intracranial Response Based on Investigator Assessment

    Time frame: From first documentation of CR or PR to documented progression of disease by investigator, death due to any cause or date of censoring, whichever occurred first (up to 271 weeks of treatment exposure)

    Duration of intracranial response: time from first documentation of CR or PR considering only lesions having disease site=brain to first documentation of PD or death due to any cause, whichever occurred first, participants who had at least 1 intracranial lesion.CR: disappearance of all target and non-target lesions. Any pathological lymph nodes must have reduction in <10mm.PR:>=30% decrease in the sum of the longest dimensions of target lesions taking reference the baseline sum longest dimension. PD:>=20% increase in sum of longest dimensions of target lesion or appearance of one or more new lesion. In addition to relative increase of 20% sum must also demonstrate an absolute increase of at least 5mm and for non-target lesion PD: unequivocal progression of existing non-target lesion, or the appearance of >=1 new lesion. Participants without documentation of PD, or death at the time of analysis were censored at the date of the last tumor assessment. Kaplan Meier method was used.

  11. Time to Tumor Response Based on ICR Assessment

    Time frame: From first dose (Cycle 1 Day 1) to first documented CR or PR (up to 271 weeks of treatment exposure)

    Time to tumor response was defined as the time from first dose to first documentation of objective tumor response CR or PR. CR was defined as the disappearance of all target lesions and non-target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to <10 mm. PR was defined as a >=30% decrease in the sum of the longest dimensions of the target lesions taking as a reference the baseline sum longest dimensions.

  12. Time to Tumor Response Based on Investigator Assessment

    Time frame: From first dose (Cycle 1 Day 1) to documented first CR or PR (up to 271 weeks of treatment exposure)

    Time to tumor response was defined as the time from first dose to first documentation of objective tumor response CR or PR. CR was defined as the disappearance of all target lesions and non-target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to <10 mm. PR was defined as a >=30% decrease in the sum of the longest dimensions of the target lesions taking as a reference the baseline sum longest dimensions.

  13. Number of Participants With Adverse Events (AEs)

    Time frame: From start of study treatment (Cycle 1 Day 1) up to 28 days after the last administration of the investigational product, up to approximately 275 weeks

    AE:any untoward medical occurrence in a study participant administered a product or medical device;event did not necessarily have a causal relationship with treatment or usage.Serious AE:any untoward medical occurrence at any dose resulted in death;life-threatening;required inpatient or prolongation of existing hospitalization;persistent or significant disability/incapacity; congenital anomaly/birth defect or that was considered to be an important event.AEs were graded by the National Cancer Institute Common Terminology Criteria AE(NCICTCAE)v4.03 where,Grade(G)1:mild AE;G2:moderate;G3:severe;G4:life-threatening consequences,urgent intervention indicated;G5:death related to AE. Focus of AE summaries was on treatment-emergent AE(TEAE).AE was considered TEAE if the event occurred during the on-treatment period.On-treatment:time from first dose of study treatment through end of study follow-up(i.e.,up to 28 days after last dose of treatment. Participant with G3or4 and5 AEs were reported.

  14. Number of Participants With Central Nervous System-Related Adverse Events

    Time frame: From start of study treatment (Cycle 1 Day 1) up to 28 days after the last administration of the investigational product, up to approximately 275 weeks

    An AE was any untoward medical occurrence in a study participant administered a product or medical device; the event did not necessarily have a causal relationship with the treatment or usage. The central-nervous system-related AEs included AEs under the cluster terms of mood effects, cognitive effects, psychotic effects, and speech effects.

  15. Number of Participants With Clinically Significant Change From Baseline in Laboratory Abnormalities

    Time frame: From start of study treatment (Cycle 1 Day 1) up to 28 days after the last administration of the investigational product, up to approximately 275 weeks

    Laboratory tests included hematology, chemistry and lipids. Laboratory test results were graded according to NCI CTCAE version 4.03, where Grade 0: no AE, Grade 1 : mild AE; Grade 2: moderate AE; Grade 3: severe AE; Grade 4: life-threatening consequence, urgent intervention indicated; Grade 5: death related to AE. Shifts from Grade <=2 at baseline to Grade 3 or 4 post-baseline were considered clinically significant. Only categories with non-zero values were reported in this outcome measure.

  16. Number of Participants With Vital Signs Data Meeting Pre-specified Criteria

    Time frame: From start of study treatment (Cycle 1 Day 1) up to 28 days after the last administration of the investigational product, up to approximately 275 weeks

    Vital signs evaluation included diastolic blood pressure (DBP), systolic blood pressure (SBP), pulse rate and weight. Blood pressure and pulse rate were recorded in sitting position after the participant had been sitting quietly for at least 5 minutes. The pre-specified criteria included: sitting SBP change >=40 millimeters of mercury (mmHg) increase, >=40 mmHg decrease; sitting DBP change >=20 mmHg increase, change >=20 mmHg decrease, or change >=60 mmHg increase; sitting pulse rate value <50 beats per minute (bpm), >120 bpm, change >=30 bpm increase, or change >=30 bpm decrease; weight 10% <= change <20% increase, change >=20% increase or change >=10% decrease. One participant can have more than one vital sign data meeting pre-specified criteria.

  17. Number of Participants With Electrocardiogram (ECG) Data Meeting Pre-specified Criteria

    Time frame: From start of study treatment (Cycle 1 Day 1) up to 28 days after the last administration of the investigational product, up to approximately 275 weeks

    The QT intervals were corrected for heart rate (QTc) using standard correction factors (ie, QTcF [Fridericia's], QTcB [Bazett's], and possibly a study-specified factor, as appropriate). The pre-specified criteria included: PR interval change >= 50% and baseline <200 msec, change >=25% and baseline >=200 msec; QRS interval change >=50% and baseline <100 msec, change >=25% and baseline >=100 msec; QTcB values <=450 msec, 450 < Value <= 480 msec, 480 < Value <= 500 msec, value >500 msec, change <=30 msec, 30 < Change <= 60 msec, change >60 msec; QTcF value <=450 msec, 450 < Value <= 480 msec, 480 < Value <= 500 msec, Value > 500 msec, change <=30 msec, 30 < Change <=60 msec and change >60 msec. . One participant can have more than one ECG data meeting pre-specified criteria.

  18. Number of Participants With Left Ventricular Ejection Fraction (LVEF) Meeting Pre-specified Criteria

    Time frame: From start of study treatment (Cycle 1 Day 1) up to 28 days after the last administration of the investigational product, up to approximately 275 weeks

    Echocardiogram or multigated acquisition scan were performed to monitor LVEF. Pre-specified criteria included shift from baseline normal to post-baseline below lower limit of normal (LLN) >=20-point decrease from baseline in LVEF% .

  19. Cycle 1 Day 1 Maximum Plasma Concentration (Cmax)

    Time frame: At pre-dose, 0.5, 1, 2, 3, 4, 6 ,8, 9 and 24 hours on Cycle 1 Day 1

    The loratinib Cmax was estimated using non-compartmental analysis.

  20. Cycle 1 Day 1 Time to Cmax (Tmax)

    Time frame: At pre-dose, 0.5, 1, 2, 3, 4, 6 ,8, 9 and 24 hours on Cycle 1 Day 1

    The loratinib Tmax was estimated using non-compartmental analysis.

  21. Cycle 1 Day 1 Area Under the Plasma Concentration Versus Time Profile Within A Dose Interval (AUCtau)

    Time frame: At pre-dose, 0.5, 1, 2, 3, 4, 6 ,8, 9 and 24 hours on Cycle 1 Day 1

    The loratinib AUCtau was estimated using non-compartmental analysis.

  22. Steady-State Cmax

    Time frame: At Pre-dose, 0.5, 1, 2, 3, 4, 6, 8, 9, and 24 hours on Day 15 of Cycle 1

    The loratinib Cmax was estimated using non-compartmental analysis. Steady-state was reached on Cycle 1 Day 15.

  23. Steady-State Tmax

    Time frame: At Pre-dose, 0.5, 1, 2, 3, 4, 6, 8, 9, and 24 hours on Day 15 of Cycle 1

    The loratinib Tmax was estimated using non-compartmental analysis. Steady-state was reached on Cycle 1 Day 15.

  24. Steady-State AUCtau

    Time frame: At Pre-dose, 0.5, 1, 2, 3, 4, 6, 8, 9, and 24 hours on Day 15 of Cycle 1

    The loratinib AUCtau was estimated using non-compartmental analysis. Steady-state was reached on Cycle 1 Day 15.

  25. Apparent Clearance (CL/F)

    Time frame: At Pre-dose, 0.5, 1, 2, 3, 4, 6, 8, 9, and 24 hours on Day 15 of Cycle 1

    The loratinib CL/F was estimated using non-compartmental analysis. Steady-state was reached on Cycle 1 Day 15.

  26. Observed Accumulation Ratio (Rac)

    Time frame: At Pre-dose, 0.5, 1, 2, 3, 4, 6, 8, 9, and 24 hours on Day 15 of Cycle 1

    The loratinib Rac was estimated using non-compartmental analysis. Steady-state was reached on Cycle 1 Day 15.

Other outcomes

  1. Percentage of Participants With Objective Response (Cohort 1)-Final Analysis

    Time frame: From first dose (Cycle 1 Day 1) to documented disease progression by ICR (up to 271 weeks of treatment exposure)

    ORR was defined as the percentage of participants with a best overall confirmed response of CR or PR according to RECIST version 1.1 relative to the total participants in the analysis population. CR was defined as the disappearance of all target lesions and non-target lesions. Any pathological lymph nodes (whether target or non-target) must have reduction in short axis to <10 mm. PR was defined as a >=30% decrease in the sum of the longest dimensions of the target lesions taking as a reference the baseline sum longest dimensions. ICR was used for disease progression assessment.

Sponsors and collaborators

Lead sponsor

Pfizer

Industry

Registry information

Official study title

A PHASE 2, MULTI-CENTER, OPEN-LABEL, DUAL-COHORT STUDY TO EVALUATE THE EFFICACY AND SAFETY OF LORLATINIB (PF-06463922) MONOTHERAPY IN ALK INHIBITOR-TREATED LOCALLY ADVANCED OR METASTATIC ALK-POSITIVE NON-SMALL CELL LUNG CANCER PATIENTS IN CHINA

Important dates

Study start
2019
Primary completion
2020
Study completion
2024
First posted
Apr 10, 2019
Registry last updated
Nov 5, 2025

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

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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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