Its chemical structure is comprised of a cytidine nucleoside hooked up to a choline group through a diphosphate bridge. Citicoline is often a chemical intermediary during the biosynthesis of phosphatidylcholine, a major phospholipid in mobile membranes.Meclofenoxate is broken down via the liver into DMAE and PCPA (parachlorphenoxyacetic acid). It's