What it is used for
- Preventing stroke and clots in non-valvular atrial fibrillation
- Preventing vein clots after hip or knee replacement surgery
- Treating leg and lung clots and lowering the risk of them coming back
How it is used
- Take it exactly as your doctor prescribed; your doctor decides the dose
- Do not stop suddenly without asking your doctor, as this raises clot risk
- If you miss a dose, ask your doctor or pharmacist what to do
Before and while using it
- It increases bleeding risk; see a doctor urgently for unusual bleeding, black stools or blood in urine
- Tell any doctor or dentist you take it before surgery or extractions
- Do not take painkillers like aspirin or ibuprofen without asking your doctor
- Tell your doctor about liver or kidney disease
- Tell your doctor about all other medicines you take
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 60
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.