Gvoke Glucagon Injection 1 mg Per 0.2 mL Syringe with VialGvoke Glucagon Injection 1 mg Per 0. 2 mL Syringe with Vial is an emergency injectable medication for severe hypoglycemia (low blood sugar) in people 6 years old and above who have diabetes. This includes people who take insulin (glucose lowering medication). Gvoke Glucagon is given when oral glucagon, another type of glucagon medicine, is not available. When hypoglycemia is severe and emergency medical care is not available, Gvoke Glucagon Injection