Welcome to NHS Online Blood Ordering System

***Welcome to OBOS LIVE*** We remain at Amber alert status for group O red cells. However, we are now seeing a sustained fall in O D negative red cells. Without conditions changing, there is a risk that we will move to Red alert stock levels in three to four weeks time. Thank you for your support. Please see our website for full details https://hospital.blood.co.uk/business-continuity/blood-stocks/