Vanda Pharmaceuticals to Announce First Quarter 2010 Financial Results on May 4, 2010

Conference Call and Webcast to Follow

ROCKVILLE, Md., April 27 /PRNewswire-FirstCall/ -- Vanda Pharmaceuticals Inc. (Vanda) (Nasdaq: VNDA), a biopharmaceutical company focused on the development and commercialization of clinical-stage products for central nervous system disorders, today announced it will release results for the first quarter of 2010, on Tuesday, May 4, 2010, before the market opens. A full text copy of the release will be disseminated at that time.

Mihael H. Polymeropoulos, M.D., President and Chief Executive Officer, will host a conference call to discuss the results at 9:30 AM ET on Tuesday, May 4, 2010. Also participating on the call will be Stephanie R. Irish, Acting CFO. To participate in the conference call, dial the appropriate number below shortly before the 9:30 AM start time and ask for the Vanda Pharmaceuticals conference call hosted by Dr. Polymeropoulos.

The teleconference dial-in numbers are as follows:

Domestic callers 1-866-700-7173

International callers 1-617-213-8838

Participant Passcode 17942676

The conference call will be broadcast simultaneously and archived on the Company's website, www.vandapharma.com. Investors should go to the website at least 15 minutes early to register, download, and install any necessary audio software or company presentations.

A replay of the call will be available on Tuesday, May 4, 2010, beginning at 12:30 PM ET and will be accessible until Tuesday, May 11, 2010, at 5:00 PM ET. The replay call-in number is 1-888-286-8010 for domestic callers and 1-617-801-6888 for international callers. The access number is 39291542.

ABOUT VANDA PHARMACEUTICALS INC.:

Vanda Pharmaceuticals Inc. is a biopharmaceutical company focused on the development and commercialization of clinical-stage products for central nervous system disorders.  For more on Vanda Pharmaceuticals Inc., please visit http://www.vandapharma.com.

SOURCE Vanda Pharmaceuticals Inc.