1, clearing away heat and toxic materials, there are many drugs, all of which have the effect of clearing away heat and toxic materials. They can be used for patients with severe heat toxicity and can directly kill cancer cells or inhibit their growth. Such as: honeysuckle, Hedyotis diffusa, honeysuckle, etc. 2, promoting blood circulation and removing blood stasis: it plays the role of removing blood stasis, swelling and pain. Such as; Peach kernel, safflower, notoginseng and so on. Yao Dejiao, Department of Oncology, Affiliated Hospital of Chengdu University of Traditional Chinese Medicine, 3. Soft and hard masses: Chinese medicine believes that cancer is mainly caused by phlegm, blood stasis and poison. In addition to detoxifying, resolving phlegm and removing blood stasis, it is also necessary to soften hard mass and eliminate cancer, such as Prunella vulgaris, kelp and Polygonum hydropiper. 4. Tonifying category: "Qi deficiency, lack of positive energy" is the main cause of cancer, and the treatment should strengthen the qi. The immune function of cancer patients is low, so it is necessary to adjust the immune function of the body while treating cancer. Tonifying drugs can strengthen the body resistance and eliminate pathogens, and improve immune function. Mainly using the theory of traditional Chinese medicine, according to the different syndromes of qi, blood, yin and yang, different tonics are selected, such as Angelica sinensis, Radix Rehmanniae and Radix Rehmanniae Preparata, yin tonics such as Radix Asparagi, Rhizoma Polygonati Odorati and Trichosanthis Radix, and yang tonics such as cornu Cervi and Semen Cuscutae. 5. Fight poison with poison: Poison is widely used in cancer, meaning "fight poison with poison". These drugs can inhibit the growth of cancer cells or relieve swelling and pain. Insects and animals are the most toxic drugs, such as scorpions, earthworms and centipedes. Mineral drugs, such as realgar and mercury, are also often used to treat cancer. These drugs are mainly used to prepare pills, powders, ointments, etc. Generally speaking, it is not decocted, and some of them are commonly applied locally, so as to achieve the effect of eliminating rot, detoxifying and eliminating tumor, and it is suitable for skin cancer. Toxic drugs have severe pharmacology and side effects, so they should be used with caution and should not be used for a long time. If there are symptoms of poisoning, stop taking the medicine immediately. The dosage of highly toxic drugs such as arsenic and calomel should be strictly controlled within the dosage stipulated in the national pharmacopoeia. 6. Anticancer activity; Long-term research on anti-cancer traditional Chinese medicine has found that many drugs have anti-cancer activity, and their effective components have been separated and made into anti-cancer preparations, such as vincristine and brucea javanica oil, which are widely used in cancer treatment. Other categories: The above categories do not include all anti-cancer traditional Chinese medicines. At present, anti-cancer traditional Chinese medicines, such as anemonin and gardenia, are constantly being discovered and applied. On the dialectical basis, adding these drugs has more obvious anti-cancer effect.