Used in research and development for treating stress-related disorders such as anxiety, depression, and post-traumatic stress disorder (PTSD). It works by blocking the activity of corticotropin-releasing factor (CRF), a key hormone involved in the body's stress response. By inhibiting CRF, these antagonists help reduce the overactivation of the hypothalamic-pituitary-adrenal (HPA) axis, which is often seen in chronic stress and mood disorders. Investigated for potential use in irritable bowel syndrome (IBS) and addiction due to the role of CRF in gut function and reward pathways. Still primarily in experimental stages, with several compounds tested in clinical trials for psychiatric and neurological conditions.