IRVINE, Calif.--(BUSINESS WIRE)--May 9, 2006--Cortex Pharmaceuticals, Inc. (AMEX: COR - News) reported a net loss of $4,560,000, or $0.14 per share for the first quarter ended March 31, 2006 compared with a net loss of $2,648,000, or $0.08 per share for the corresponding prior year period.