Temozolomide capsules can be purchased in hospitals or regular pharmacies. Temozolomide capsules are mainly used for newly diagnosed glioblastoma multiforme, usually combined with radiotherapy first, and then as an adjuvant treatment; can also be used for recurrence or progression of glioblastoma multiforme or mesenchymal astrocytoma after conventional treatment. Adverse reactions to temozolomide capsules include oral candidiasis, neutropenia, nausea, vomiting, constipation, headache, fainting, hemorrhage, dyspnea, tinnitus, blurred vision, decreased appetite, diarrhea, alopecia, rash, fever, weakness, drowsiness, anemia, and fatigue. In addition, it is contraindicated in patients who are allergic to temozolomide capsules or dacarbazine, contraindicated during pregnancy, and contraindicated in patients with severe bone marrow suppression. If you need to use temozolomide capsules, it is recommended to consult a professional doctor and follow the doctor’s instructions for standardized treatment, do not use the drug arbitrarily.