 DUBLIN, Ireland, Feb. 23, 2021 GLOBE NEWSWIRE -- Avadel Pharmaceuticals plc Nasdaq: AVDL, a company focused on developing FT218, an investigational, once-nightly formulation of sodium oxybate designed to treat excessive daytime sleepiness and cataplexy in patients with narcolepsy, announced today that it will host a conference call and live webcast at 8:30 a.m. ET on Tuesday, March 9, 2021, to provide a company update and discuss the Companys financial results for the fourth quarter and full year ended December 31, 2020. 