Small cell lung cancer chemotherapy six times can not determine how long you can live. The specific survival period is related to the patient’s clinical stage and physical condition. Small cell lung cancer is the most malignant among lung cancers, with the worst prognosis, and the treatment is chemotherapy-based comprehensive treatment. Most chemotherapy regimens are about 6 cycles. However, the survival period of small cell lung cancer patients is related to the clinical stage and physical condition of patients. For small cell lung cancer patients in China, the 5-year survival rate is about 45% for stage I. The 5-year survival rate is about 25% for stage II, 8% for stage III, and 3% for stage IV. In addition, the survival of patients in good health who can tolerate standardized treatment is better than that of patients in poor health. How long can small cell lung cancer survive six times of chemotherapy is related to its tumor stage and physical status. Generally speaking, the earlier the stage, the better the physical condition, the longer the survival time. It is suggested that patients should seek medical treatment in time, keep optimism and accept standardized treatment.