Propranolol Hydrochloride in Combination With Sintilimab and Platinum-based Chemotherapy for Treatment of Advanced Non-small Cell Lung Cancer

10 mg, PO, BID, for up to 2 years until disease progression/intolerable toxicity/withdrawal of informed consent.

intravenous infusion (IV), 200 mg, Day1, Q3W, for up to 2 years until disease progression/intolerable toxicity/withdrawal of informed consent.

"Platinum-based chemotherapy:~For non-squamous cell carcinoma options: carboplatin/cisplatin + pemetrexed; For squamous cell carcinoma: carboplatin/cisplatin + paclitaxel/gemcitabine. Carboplatin: IV, AUC 5, Day1, Q3W; Cisplatin: IV, 75 mg/m2, Day1-3, Q3W; Pemetrexed: IV, 500 mg/m2, Day1, Q3W; Paclitaxel: IV, 175 mg/m², Day1, Q3W; Albumin-bound paclitaxel: IV, 100 mg/m², Day1, 8, 15; or 260 mg/m2, Q3W; Gemcitabine: IV, 1000mg/m2, Day1, 8, Q3W; After 4-6 cycles of sintilimab and platinum-based chemotherapy, the patients of non-squamous cell carcinoma will be received with sintilimab and pemetrexed for maintenance therapy, for up to 2 years until disease progression/intolerable toxicity/withdrawal of informed consent."