Objective: To evaluate the therapeutic effects for radioactive lung-injured patients by qingzhaojiufei decoction. Methods: Therapy of qingzhaojiufei decoction as test group, and that of hormones and antibiotics as control group. Results and conclusion: The total effective rate had significantly difference between two groups (P<0.01). Treating radioactive lung-injured patients by qingzhaojiufei decoction was better curative effect than that by hormones and antibiotics.