ACADIA Pharmaceuticals to Present at the 24th Annual Adams Harkness Summer Seminar on August 5, 2004

SAN DIEGO, Jul 30, 2004 /PRNewswire-FirstCall via COMTEX/ — ACADIA Pharmaceuticals Inc. (Nasdaq: ACAD) announced today that it will present at the 24th Annual Adams Harkness Summer Seminar on Thursday, August 5, 2004, at 4:00 pm EDT. ACADIA’s presentation will be given by Uli Hacksell, Ph.D., ACADIA’s Chief Executive Officer, and will be webcast from the Marriott Long Wharf Hotel in Boston.

A live webcast of ACADIA’s presentation will be accessible on the company’s website, www.acadia-pharm.com under the investor relations section, and an archived recording will be available through August 19, 2004.

About ACADIA

ACADIA Pharmaceuticals is a biopharmaceutical company utilizing innovative science to fuel drug discovery and clinical development of novel treatments for central nervous system disorders. ACADIA currently has five drug programs in clinical and preclinical development directed at large unmet medical needs and major commercial markets, including Parkinson’s disease, schizophrenia, chronic pain, and glaucoma. Using its proprietary drug discovery platform, ACADIA has discovered all of the drug candidates in its product pipeline. ACADIA’s headquarters and biological research facilities are located in San Diego, California and its chemistry research facilities are located in Copenhagen, Denmark.

For further information please contact:
ACADIA Pharmaceuticals
Thomas H. Aasen, Vice President and Chief Financial Officer
+1 858-558-2871
ir@acadia-pharm.com