Toujeo SoloStar is a long-acting insulin glargine injection pen containing 300 units/mL for diabetes management. This prescription medication helps control blood sugar levels and comes in a pre-filled disposable pen device for convenient administration. This is a prescription-only medication that contains insulin glargine, a long-acting insulin analog. The SoloStar pen device is designed for ease of use and accurate dosing. Each pre-filled pen contains 300 units/mL of insulin glargine. As with all insulin products, proper storage, handling and administration techniques are essential. Please consult your healthcare provider for proper usage instructions and dosing guidelines.