CELEBRATION, Fla., Feb. 27, 2023 (GLOBE NEWSWIRE) -- Zevra Therapeutics, Inc. (NASDAQ:KMPH) (Zevra, or the Company, formerly KemPharm, Inc.), a rare disease therapeutics company, has announced that the Company will host a conference call and live audio webcast on Tuesday, March 7, 2023, at 8:30 a.m. ET, to discuss its corporate and financial results for the fourth quarter and full-year 2022. The audio webcast with a slide presentation will be accessible via the Investor Relations section of the Company's website, http://investors.zevra.com/. An archive of the webcast and presentation will be available for 90 days beginning at approximately 9:30 a.m. ET, on March 7, 2023. Additionally, in