You can eat tangerines and oranges when you take targeted drugs. Tangerines and oranges are rich in vitamin C as well as mineral elements, which can supplement the nutrition of the human body. 1. Targeted medicine is a new type of therapeutic drug that kills tumors by acting on a specific gene target, with fewer side effects, which can generally be seen as elevated blood pressure, skin rashes, and bone marrow suppression such as lowering of white blood cells, platelets, and hemoglobin. 2. Tangerines and oranges can be eaten in the process of taking targeted drugs. Although tangerines and oranges will not play a role in the treatment of the disease, they can provide basic nutrients to maintain the human body, such as maintaining the intake of vitamins, which can appropriately improve the body’s immunity. However, in the process of targeted drug therapy, the patient’s appetite may be affected, the specific consumption of what kind of food should be based on the patient’s choice and the doctor’s advice to eat.