Amaryl 4 mg is an oral prescription medication used to manage type 2 diabetes mellitus in adults. It contains the active ingredient Glimepiride, which belongs to the class of medications known as sulfonylureas. Amaryl 4 mg helps lower blood sugar levels by stimulating the pancreas to release more insulin, a hormone essential for controlling glucose in the blood. It is typically used in combination with diet, exercise, and sometimes other diabetes medications like metformin or insulin to achieve better glycemic control.