Pientzehuang has no effect on lung cancer and is generally not used to treat lung cancer. Pientzehuang is a kind of proprietary Chinese medicine, the main ingredients of which include cowhuang, musk, panax pseudoginseng and snake gall, which has the efficacy of clearing heat and removing toxins, cooling blood and removing blood stasis, subduing swelling and relieving pain. It is generally used for treating acute and chronic viral hepatitis caused by heat and toxicity and blood stasis, bruises and various inflammations. There is no large-scale evidence-based medical evidence proving that Pientzehuang can be used to treat lung cancer. Lung cancer is a kind of common malignant tumor, which may cause cough, hemoptysis, dyspnea, fever and other symptoms, and metastasis may occur if treatment is not timely, resulting in life-threatening situation. Lung cancer patients can be treated with surgical resection, radiotherapy, molecular targeted therapy and immunotherapy, etc., adopting a combination of multidisciplinary comprehensive treatment and individualized treatment. If patients have symptoms related to lung cancer, they should consult doctors for diagnosis and treatment in time, and should not use medication on their own to avoid delaying their condition.