Risk of mix-ups between insulin Fiasp® (fast-acting insulin aspart) and Tresiba® (basal insulin degludec)

electronic Medicines Compendium - eMC
electronic Medicines compendium
Publication date:
16 April 2018


From 1 June 2018, the colour of Fiasp cartridges, pre-filled pens and vials is changing from yellow to red and yellow, following cases where patients have mistakenly injected it instead of Tresiba or vice versa. Patients using both should be alerted to this risk.