Ibuprofen lysine is widely used in medical settings for its rapid pain-relieving and anti-inflammatory properties. It is particularly effective in treating moderate to severe pain, such as post-surgical pain, dental pain, and musculoskeletal conditions. Due to its enhanced solubility compared to standard ibuprofen, it is often administered intravenously in hospitals for quick relief in acute cases. It is also used to manage fever in patients who cannot take oral medications. Additionally, it is employed in pediatric care for conditions like patent ductus arteriosus in premature infants, where it helps constrict the blood vessel and improve circulation. Its fast-acting nature makes it a preferred choice in emergency and clinical scenarios.