Fosfenopril (Standard) is the analytical standard of Fosfenopril. This product is intended for research and analytical applications. Fosfenopril (Fosinoprilat) is a potent angiotensin converting enzyme (ACE) inhibitor. Fosfenopril alleviates lipopolysaccharide (LPS)-induced inflammation by inhibiting TLR4/NF-kappaB signaling in monocytes[1][2].