avadel pharmaceuticals plc (nasdaq: avdl) is a specialty pharmaceutical company that seeks to develop differentiated pharmaceutical products that are safe, effective and easy to take, helping patients adhere to their prescribed medical treatment and see better results. avadel’s current portfolio of products and product candidates focuses on the urology, central nervous system (cns) / sleep, and hospital markets. the company is headquartered in dublin, ireland with operations in st. louis, missouri and lyon, france.