MOUNTAIN VIEW, Calif., July 27 /PRNewswire-FirstCall/ -- Alexza Pharmaceuticals, Inc. (Nasdaq: ALXA - News) announced today that it will release results for its second fiscal quarter ended June 30, 2009, on Wednesday, August 5, 2009, following the close of the U.S. financial markets. The Company will host an investor conference call to discuss the financial results and other clinical development updates at 5:00 p.m. Eastern Time the same day. A replay of the call will be available for two weeks following the event. The conference call, replay and webcast are open to all interested parties.