When a new Norditropin® NordiLet® pen is started, how long can it be used?
After first opening Norditropin® NordiLet® 5 and 10 mg can be kept safely up to 25°C/77°F, for an in use time of 3 weeks. Alternatively, 4 weeks stored at 2–8°C/35–48°F Norditropin® NordiLet® 15 mg should always be kept in the fridge at 2–8°C/35–48°F. After first opening Norditropin® NordiLet® 15 mg can be used for 4 weeks.