About this trial
PACE is a prospective multicenter single-arm investigator-initiated phase II trial that examines the value of a treatment escalation strategy by the addition of platinum-based doublet chemotherapy to osimertinib in patients with treatment-naïve NSCLC harboring L858R or del19 EGFR mutation who are suspected to have poor response upon single-agent TKI treatment.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Provision of written informed consent for the pre-screening phase.
Age ≥ 18 years
Histologically confirmed stage IIIB or IV NSCLC
Tumor positive for Ex19del or L858R EGFR mutation assessed according to local standard.
Disqualifiers
Malignancy treated with curative intent and with no known active disease ≥6 months before the first dose of IMP, and of low potential risk for recurrence
Adequately treated non-melanoma skin cancer or lentigo maligna without evidence of disease
Adequately treated carcinoma in situ without evidence of disease
History of leptomeningeal carcinomatosis
Trial design
Single group
Treatments tested in this trial
Osimertinib
Drug80 mg daily or reduced dose 40 mg daily
Pemetrexed
Drug500 mg/m² i.v. d1 of every 21-day cycle for a maximum of 4 cycles
Cisplatin
Drug75mg/m² i.v. d1 of every 21-day cycle for a maximum of 4 cycles
Carboplatin
DrugAUC 5 mg/mL/min i.v. d1 of every 21-day cycle for a maximum of 4 cycles
Treatment groups
Trial outcomes
Primary outcomes
Progression Free Survival (PFS1)
Progression Free Survival using investigator assessments according to Response Evaluation Criteria in Solid Tumours (RECIST 1.1) defined as number of months from first dose of chemotherapy until last follow-up, PD, death or withdrawal of consent.
Secondary outcomes
Progression Free Survival (PFS0)
Progression Free Survival using investigator assessments according to Response Evaluation Criteria in Solid Tumours (RECIST 1.1) defined as number of months from first dose of osimertinib until last follow-up, PD, death or withdrawal of consent.
Overall Survival (OS1)
OS1 Survival will be calculated from the first dose of chemotherapy until the date of death from any cause. If no event is observed (e.g. lost to follow-up) OS is censored at the day of last subject contact.
Overall Survival (OS0)
OS0 Survival will be calculated from the date of start of osimertinib until the date of death from any cause. If no event is observed (e.g. lost to follow-up) OS is censored at the day of last subject contact.
Incidence of treatment related Adverse Events (Safety and Tolerability)
Frequency and severity of Adverse Events, grading according to CTCAE V5.0
Sponsors and contacts
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