Clinical Study of Chinese Medicine Plus Chemotherapy Maintenance in Advanced Non Small Cell Lung Cancer

Inclusion Criteria:

1. Pathologically or cytologically confirmed of stage IIIa-IV NSCLC;
2. The efficacy evaluation of the first-line therapy is progression-free including complete response(CR), partial response(PR) and stable disease(SD);
3. At the age of 18 -75 years old;
4. Physical status score (ECOG PS) ≤ 2 scores;
5. Estimated life expectancy of at least 12 weeks;
6. Participants have no major organ dysfunction: hemoglobin ≥10 g/dL, absolute neutrophil count (ANC) ≥1.5\*109/L, platelets ≥100 \*109/L,bilirubin ≤1.5ULN, alkaline phosphatase (AP), aspartate transaminase (AST) and alanine transaminase (ALT) ≤2.5 upper limited number(ULN) (AP, AST, ALT ≤5ULN is acceptable if liver has tumor involvement).INR≤1.5, APTT in the normal range( 1.2DLN-1.2ULN),creatinine ≤1.5ULN;
7. Planning for chemotherapy maintenance.
8. Informed consent from the patient.

Exclusion Criteria:

1. The efficacy evaluation of the first-line therapy is progressive disease;
2. Patient with other malignant tumor except NSCLC 5 years previous to study entry;
3. Patient already receiving targeted therapy or other anticancer treatment;
4. Allergic to chemotherapy drugs;
5. Estimated life expectancy less than 12 weeks;
6. History of cardiovascular disease: Congestive Heart Failure \> grade II in NYHA.Unstable angina patients (have angina symptoms in rest) or a new occurrence of angina (began in the last 3 months) or myocardial infarction happens in the last 6 months;
7. Pregnant or child breast feeding women;
8. Mental or cognitive disorders.