Firstly, when a lung cancer patient is just diagnosed, it is necessary to clarify whether targeted therapy can be carried out and whether it is necessary to be hospitalized when the patient first starts to take targeted drugs, whether the patient can take targeted therapy drugs, mainly to perform the puncture of pathological biopsy, and it is necessary to be in the hospital when such operation is carried out, and whether there may be some allergic reactions when the patient first starts to take targeted drugs. It is more appropriate to be hospitalized for observation. If you are taking targeted drugs or more effective and stable, follow-up drug treatment at home can be, and regular review to the hospital to prescribe drugs. Second, there are also some targeted drugs that need to be injected intravenously, such as anti-angiogenic bevacizumab, such as immune, targeted drugs PD-1 monoclonal antibody, etc., regularly come to the hospital for intravenous infusion treatment, also need to be hospitalized.