What it is used for
- Treatment of certain types of cancer (as decided by a cancer specialist).
- Used as part of a treatment plan set by a cancer specialist for each patient.
- Prescribed only by a specialist after specific tests.
How it is used
- Take it by mouth exactly as your cancer specialist directed.
- Do not change the dose or stop it without checking with your treatment team.
- Swallow the tablet whole and never share it with anyone.
- Keep all your blood tests and follow-up appointments.
Before and while using it
- A specialist medicine used only under a cancer specialist's supervision.
- Tell your treatment team straight away about fever, signs of infection or unusual bleeding.
- It may harm an unborn baby; use effective contraception as your doctor advises.
- Tell your doctor about all other medicines and herbal products you take.
- Do not breastfeed during treatment unless your doctor says it is safe.
Get medical help straight away if
- Your face, lips or tongue swell, or you find it hard to breathe.
- You get a severe rash, blistering or peeling skin.
- A side effect worries you or doesn’t go away: contact your doctor or pharmacist.
Questions about this medicine?
Talk to a doctor by video, or send your question by text.
Source: National drug formulary 2025, page 44
This guide is general information and doesn’t replace advice from your doctor or pharmacist. Don’t start, stop or change a medicine without asking them, and always read the leaflet in the pack.