Siegfried Holding AG is a global participant in the life sciences industry. The company's core activities involve crafting and producing active pharmaceutical ingredients (APIs), intermediate compounds, and a diverse portfolio of finished drug forms. These include oral solid medications, sterile and aseptically filled injectables, ophthalmic solutions, and inhalable products. Beyond manufacturing, Siegfried provides extensive contract development and manufacturing organization (CDMO) services. This encompasses pharmaceutical and analytical method development, technology and analytical transfer, full-scale commercial production and packaging, and the provision of materials for clinical trials and process scaling. A key focus area for Siegfried is the supply of specialized APIs and controlled substances, particularly those utilized in anesthesiology, pain management therapies, and treatments for conditions affecting the central nervous and respiratory systems. The company also offers services such as licensing oral solid and sterile drug products, compiling essential registration dossiers, and preparing Common Technical Documents (CTDs) for a wide array of products. Founded in 1873, Siegfried Holding AG is headquartered in Zofingen, Switzerland.