Opuntia oil is available in the form of soft capsule, oral emulsion and milk injection, etc. It is an antitumor drug with the efficacy of anticancer drug, but it is not a regular drug for meningioma, and should not be blindly used in the treatment of meningioma. The main ingredients of Opuntia oil soft capsule/oral emulsion/milk injection are Opuntia oil and soybean phospholipids, which have the efficacy of anticancer drugs, and are commonly used in the adjuvant treatment of lung cancer, brain metastasis of lung cancer, hepatocellular carcinoma and gastrointestinal tract tumors, but are not regular medications for meningioma. The contraindications for the use of opuntia oil soft capsule/oral emulsion are not clear, nausea, greasy feeling, anorexia and other gastrointestinal discomforts may occur after the use of the drug, which generally does not affect the continued use of the drug. The adverse reactions of opium seed oil emulsion injection are more, such as dizziness and headache, chills and fever, palpitations (rapid heartbeat, often accompanied by panic), chest tightness and breathlessness, nausea and vomiting, itchy skin rashes and even anaphylactic shock, etc., therefore, it should be used in the medical institutions with rescue conditions, and after the use of the drug if there is a serious adverse reaction to the drug should be discontinued immediately and timely treatment, pregnant women should also be prohibited.