The group's principal activities are pioneering the treatment of chronic diseases and conditions by developing and commercializing pharmaceutical systems. The group's pharmaceutical systems combine engineering innovations and delivery technology from the medical device and drug delivery industries. The group's products include chronogesic pain therapy system, alzet osmotic pumps, intraear catheters and biodegradable polymers. The group enables new drug therapies and optimizes existing therapies based on a broad range of compounds, including small molecule pharmaceuticals as well as biotechnology molecules such as proteins, peptides and genes. The group has entered into a development and commercialization agreement with alza corporation for certain product development rights, patent rights and other know-how relating to the duros system.