ELMSFORD, N.Y.--(BUSINESS WIRE)--BioScrip, Inc. (Nasdaq: BIOS) announced today that it will host a conference call at 10:00 AM EDT on May 4, 2007, to discuss its first quarter operating results for the period ended March 31, 2007. BioScrip will issue a press release announcing the operating results before the market open on May 4, 2007. Investors and other interested parties may participate in the conference call by dialing 800-266-1825 (US), or 212-676-4900 (International), 5-10 minutes prior to the start of the call. A replay of the conference call will be available from 12:30 PM EDT on May 4th through 12:30 PM EDT on May 10th. The replay may be accessed by dialing 800-633-8284 (US), or 402-977-9140 (International), and entering reservation #21337474. Thereafter, an audio webcast of the conference call will be available in the investors section of the BioScrip website at www.bioscrip.com.