Used to improve blood flow in patients with circulatory problems, particularly those with peripheral artery disease. It helps reduce symptoms like leg pain during walking by increasing the flexibility of red blood cells and reducing blood viscosity. Also used in some inflammatory conditions due to its ability to inhibit phosphodiesterase and reduce tumor necrosis factor (TNF) production. Investigated for use in respiratory diseases, liver conditions, and certain neurological disorders due to its anti-inflammatory and blood flow-enhancing properties.