Inclusion Criteria:

- Histologically or cytologically confirmed non-small cell lung cancer (NSCLC),
including any of the following histologic subtypes:

- Squamous cell carcinoma

- Adenocarcinoma

- Large cell undifferentiated carcinoma

- Stage II or IIIA disease

- Measurable disease, defined as ≥ 1 unidimensionally measurable lesion ≥ 20 mm by
conventional techniques OR ≥ 10 mm by spiral Computerized Axial Tomography (CT) scan

- No tumor involving the superior sulcus (e.g., Pancoast tumor)

- Karnofsky performance status 70-100%

- Absolute neutrophil count ≥ 1,500/mm^3

- Platelet count ≥ 100,000/mm^3

- Creatinine ≤ 2 mg/dL

- Bilirubin < 2 mg/dL

- Aspartate aminotransferase (AST) < 3 times upper limit of normal

Exclusion Criteria:

- Pregnant or nursing

- No nursing during and for ≥ 4 weeks after completion of study treatment

- Positive pregnancy test

- Fertile female patients must use 2 effective methods of contraception 4 weeks before,
during, and for 4 weeks after completion of study treatment

- Fertile male patients must use effective barrier contraception during and for 4 weeks
after completion of study treatment

- Blood, sperm, or ova donation during study treatment

- Post obstructive pneumonia

- Other serious infection or medical illness that would preclude study participation

- Other malignancy within the past 5 years except adequately treated basal cell or
squamous cell skin cancer, carcinoma in situ of the cervix, or other malignancy that
is unlikely to affect survival for the next 3 years

- Less than 5 years since prior resection of lung disease

- Prior systemic chemotherapy or radiotherapy for non-small cell lung cancer (NSCLC)

- Other concurrent chemotherapy or radiotherapy

- Concurrent hormonal therapy or immunotherapy

- Other concurrent anticancer therapy

- Other concurrent investigational agents

- Concurrent participation in another clinical study