NovoRapid FlexPen is a pre-filled insulin pen containing insulin aspart at a concentration of 100 units/ml. Each pen contains 3 ml of solution for subcutaneous injection. This package includes 5 pre-filled pens designed for use with NovoFine or NovoTwist disposable needles up to 8mm in length. The solution should be stored in a refrigerator between 2°C to 8°C before opening. Once opened, use within 4 weeks and store below 30°C. The pen can be kept refrigerated between 2°C to 8°C. Do not freeze and keep the pen cap on to protect from light. The solution should only be used if clear and colorless. Each pen is for single person use only. Needles should be discarded after each injection. Manufactured by Novo Nordisk Production SAS in France.