- you're taking a blood-thinning medicine (anticoagulant) such as warfarin or have a clotting disorder such as haemophilia and the bleeding doesn't stop
- you have symptoms of anaemia such as heart palpitations, shortness of breath and a pale complexion
- a child under 2 years of age has a nosebleed
- you have nosebleeds that come and go regularly
If your GP practice is closed, phone 111.