Answer
After first opening, a Xultophy pen can be stored for 21 days at a maximum temperature of 30 °C and must be discarded 21 days after first opening.
Sources for this answer
- Xultophy 100 units/mL + 3.6 mg/mL solution for injectionNovo Nordisk Limited · emc · SmPC §6.3 Shelf life · Version 6Document updated
Sources checked