Seventy two patients are being asked to take part in this research study because they have been diagnosed with Stage IIIA or IIIB non-small cell lung cancer (NSCLC). This study is being done to determine the highest safe dose of proton beam radiotherapy and/or study drug (called Nelfinavir) that can be given with concurrent chemoradiotherapy to patients with cancer without causing bad side effects; and to develop biomarker for clinical outcome. This study will be done in two phases. In the first phase, feasibility will be established. We will follow patients treatment courses and record side effects at the standard proton radiation dose that can be given together with Cisplatinum + Etoposide or Carboplatin + Paclitaxel. In the second phase, we will see if it is possible to increase the total proton radiation dose or study drug without increasing the number of bad side effects while treated together with chemotherapy drugs.
Overall objectives: 1. Determine MTD of proton beam radiotherapy with concurrent cisplatin and etoposide for stage III NSCLC. 2. Determine MTD of proton beam radiotherapy with concurrent carboplatin and paclitaxel for stage III NSCLC in non-cisplatin candidates. 3. Determine MTD of Nelfinavir with concurrent chemoradiotherapy for stage III NSCLC at RPTD of proton beam radiotherapy. 4. Develop biomarker for clinical outcome with concurrent chemoradiotherapy in stage III NSCLC. 5. To determine clinical efficacy, as defined by metabolic response, sites of recurrence (e.g., local, regional, distant) and progression-free and overall survival.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
7
Two dose levels of Nelfinavir will be evaluated in each concurrent chemotherapy group (carboplatin/paclitaxel and cisplatin/etoposide) at the RPTD does of proton beam radiotherapy: 625 and 1250 mg PO bid.
Abramson Cancer Center of the University of Pennsylvania
Philadelphia, Pennsylvania, United States
Feasibility of Proton Radiation
Ability to successfully plan proton plans
Time frame: 10 days
Acute Toxicity (or Dose Limiting Toxicity)
Dose limiting toxicities of grade 3 or higher per CTCAE 4.0
Time frame: 14 days
Late Toxicity
Late toxicities graded according to the RTOG/EORTC late morbidity scale
Time frame: 5 years
Clinical Efficacy
Defined as metabolic response (complete, partial or less than partial) based on PET/CT imaging. Patients are followed for disease recurrence and site (local, regional, distant). Progression-free and overall survival are defined as from start of treatment to first documented recurrence (for PFS), date of death or last patient contact alive.
Time frame: One year
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