Anrotinib hydrochloride capsule is a relatively new anti-lung cancer drug, which belongs to small molecule targeted therapy drug, this drug has the efficacy of targeted therapy to kill tumor cells. It is mainly used for the treatment of patients with locally advanced or metastatic non-small cell lung cancer who have experienced disease progression or recurrence of lung cancer after receiving two types of systemic chemotherapy in the past. This drug is contraindicated in patients with allergies to any of its components, and in patients at risk of hemoptysis in central lung cancer and squamous cancer types, and in women with severe hepatic and renal insufficiency, pregnancy and lactation.