Levemir Flex Pen 100 U/Ml is a long-acting insulin glargine injection, designed for diabetes management. Each pre-filled pen contains 100 units/ml of insulin glargine, providing a continuous, steady release of insulin to help control blood glucose levels. It is intended for once-daily use, typically in the evening. The pen is user-friendly with an easy-to-read dose display and a smooth injection mechanism, making it convenient for self-administration. It is suitable for adults and children over the age of 1 who require basal insulin. This insulin helps reduce the risk of hyperglycemia and offers flexibility, providing users with stable blood sugar over 24 hours.