Liraglutide Injection Prefilled Pen 18 mg/3 mL (6 mg/mL) (2-Pack) ***RefrigerationGeneric Victoza Liraglutide Injection Prefilled Pen. Liraglutide is a glucagon like peptide 1 (GLP 1) receptor agonist. Teva Liraglutide Injection Prefilled Pen is a prescription medication used to improve blood sugar control in adults with type 2 diabetes. It contains the active ingredient liraglutide and is available in the strength of 18 mg 3 mL (6 mg mL). The medication is administered through a pre filled pen, which contains two separate pre