What to expect from chemotherapy for glioblastoma

Glioblastoma treatment is usually coordinated across surgery, radiotherapy and medicines. Chemotherapy may be taken as capsules at home or given in another planned way, depending on your treatment plan. A cycle includes treatment followed by a break; the schedule can be adjusted for blood counts, other illnesses or side effects. Scans and neurological reviews help the team assess the brain tumour and your function. Blood tests check bone-marrow activity and organ health.

Tiredness, nausea, constipation, appetite changes and reduced blood-cell counts can occur. Steroids used for swelling may cause separate effects such as sleep changes, mood changes or increased blood sugar. Anti-seizure medicines and other prescriptions should be reviewed with the oncology team.

Take capsules exactly as prescribed and ask whether another person should handle them. Keep a medication timetable, including steroids and anti-seizure medicines, and never stop these suddenly without advice. Plan rest between essential activities, use help with meals and transport, and report constipation or vomiting early. Tell the team about new weakness, speech changes, balance problems, worsening headaches or seizures; these can reflect swelling, treatment effects or changes needing assessment.

Call your treatment team urgently for fever or chills, repeated vomiting, unusual bleeding, severe headache, increasing drowsiness, a new seizure, new weakness, difficulty speaking or a marked change in behaviour. Seek emergency help for a seizure that does not stop, loss of consciousness, sudden severe weakness or serious breathing difficulty. Follow your seizure-safety plan if one has been provided.

Is chemotherapy planned with radiotherapy, after it, or only if the tumour changes? How should I take and store the medicine? Which symptoms could mean swelling or a seizure? When will scans and blood tests be reviewed?