Transfer factor capsule belongs to a kind of immunomodulatory drugs, which can inhibit or enhance the function of humoral immunity as well as cellular immunity. This product can be clinically used for certain anti-biotics difficult to control viral infections and or mycobacterial intracellular infections (such as herpes zoster, epidemic encephalitis B, Candida albicans infection, viral myocarditis, etc.); for malignant tumors can be used as an adjuvant therapeutic agent; immunodeficiency disorders (such as eczema, thrombocytopenia). During the period of taking the medicine, it is necessary to pay attention to the diet to light, eat more fresh vegetables and fruits, to prohibit spicy and stimulating food, to ensure sufficient sleep, do not stay up all night. Note that the use of the drug is prohibited when its properties have changed. No obvious side effects and adverse reactions were seen. This drug belongs to the peptide class, can not be taken with hot drinks, food at the same time, so as not to affect the efficacy of the drug, allergic to the product is prohibited. If patients need to use Transfer Factor Capsules, it is recommended to consult the relevant doctor and use the medicine according to the doctor’s instructions.