In clinical trials, ganoderma lucidum can be combined with chemotherapy or radiotherapy in the esophagus, stomach, colon, lung, liver, bladder, kidney, prostate and uterus. Observational treatment side effects caused by chemotherapy or radiotherapy include (i) myelosuppression such as leucopenia and the like, thrombocytopenia, and attenuation of gastrointestinal lesions (b) such as anorexia, nausea and vomiting, and (C) antitumor immune function enhancement , And (d) improvements in the quality of life of healthy and cancer patients. The results clearly show that Ganoderma lucidum adjuvant treatment of cancer patients is caused by drugs or radiation, can enhance immune function and reduce side effects.