Colon cancer can be categorized as “cancer” and “intestinal Qin” in Chinese medicine, and can be treated with Xihuang Pills. Xihuang Pill is composed of in vitro cultivated cowhuang, artificial musk and other drugs, with the efficacy of clearing heat and detoxification, dispersing nodules and subduing swelling, and can be used for the treatment of carbuncle, swelling, sores and poison, rheumatism (multiple abscesses originating from the deep part of the muscle), scrofula (mainly refers to tuberculosis of lymph nodes in the neck), cancer and other diseases. The adverse effects of this drug are not clear, pregnant women are prohibited from using this drug, and athletes should use this drug with caution. As Xihuangwan can be used to treat cancer, it can be used for colon cancer, but it is recommended to use it under the guidance of doctor.