LOS ANGELES, April 7, 2025 /PRNewswire/ -- The Schall Law Firm, a national shareholder rights litigation firm, announces that it is investigating claims on behalf of investors of Nyxoah S.A. ("Nyxoah" or "the Company") (NASDAQ: NYXH) for violations of the securities laws.The investigation focuses on whether the Company issued false and/or misleading statements and/or failed to disclose information pertinent to investors. Nyxoah issues a press release on March 25, 2025, "announcing that the U.S. Food and Dru ...