8-K FOR ALLERGAN AMENDMENT

Company

ACADIA PHARMACEUTICALS INC

Filed

April 27, 2009

Period of Report

April 27, 2009

Accession Number

0001181431-09-021108

An 8-K is a current report used to announce material events that shareholders should know about — such as earnings releases, mergers, executive changes, or bankruptcy. Learn more about 8-K filings →