Acarbose sulfate is primarily used in the management of type 2 diabetes mellitus. It functions as an alpha-glucosidase inhibitor, which slows down the digestion of carbohydrates in the small intestine. This action helps to prevent rapid spikes in blood glucose levels after meals, contributing to better glycemic control. It is often prescribed alongside other diabetes medications or dietary adjustments to enhance its effectiveness. Additionally, it may be beneficial for individuals who struggle with postprandial hyperglycemia, providing a more stable blood sugar profile throughout the day. Its use is particularly advantageous for patients who require a non-insulin-based approach to managing their condition.