ACADIA Pharmaceuticals Inc. Watch

from 8-K 41 pages 6,250,000 Shares Acadia Pharmaceuticals Inc. Underwriting Agreement

from 8-K 42 pages 16,176,471 Shares Acadia Pharmaceuticals Inc. Underwriting Agreement

from 8-K 42 pages 6,060,606 Shares Acadia Pharmaceuticals Inc. Underwriting Agreement

from 8-K 41 pages 10,344,827 Shares Acadia Pharmaceuticals Inc. Underwriting Agreement

from 8-K 41 pages 6,400,000 Shares Acadia Pharmaceuticals Inc. Underwriting Agreement

from 8-K 39 pages 8,000,000 Shares Acadia Pharmaceuticals Inc. Underwriting Agreement

from SC 13G/A 1 page Joint Acquisition Statement

from SC 13G/A 1 page Joint Acquisition Statement

from SC 13G 1 page Joint Acquisition Statement

from 8-K 47 pages Acadia Pharmaceuticals Inc. 5,750,000 Shares Common Stock Underwriting Agreement Dated April 4, 2007 Banc of America Securities LLC Lehman Brothers Inc. Deutsche Bank Securities Inc. Piper Jaffray & Co. Jmp Securities LLC Rodman & Renshaw, LLC Underwriting Agreement

from 8-K 42 pages Acadia Pharmaceuticals Inc. 4,947,229 Shares Common Stock Underwriting Agreement Dated April 27, 2006 Banc of America Securities LLC Lehman Brothers Inc. Piper Jaffray & Co. Jmp Securities LLC Canaccord Adams Inc. Underwriting Agreement

from SC 13G 1 page Exhibit 1.1 Joint Filing Agreement the Undersigned Hereby Agree That the Statement on This Schedule 13g, Dated May 26, 2004, (The "Schedule 13g"), With Respect to the Common Stock, $0.0001 Par Value Per Share, of Acadia Pharmaceuticals Inc. Is Filed on Behalf of Each of US Pursuant to and in Accordance With the Provisions of Rule 13d-1(k) Under the Securities and Exchange Act of 1934, as Amended, and That This Agreement Shall Be Included as an Exhibit to This Schedule 13g. Each of the Undersigned Agrees to Be Responsible for the Timely Filing of the Schedule 13g, and for the Completeness and Accuracy of the Information Concerning Itself Contained Therein. This Agreement May Be Executed in Any Number of Counterparts, All of Which Taken Together Shall Constitute One and the Same Instrument. in Witness Whereof, the Undersigned Have Executed This Agreement as of the 2nd Day of September 2004. Orbimed Advisors LLC By: /S/ Samuel D. Isaly Name: Samuel D. Isaly Title: President Orbimed Capital LLC By: /S/ Samuel D. Isaly Name: Samuel D. Isaly Title: Managing Member By: /S/ Samuel D. Isaly Name: Samuel D. Isaly

from S-1/A 33 pages Acadia Pharmaceuticals Inc. [ ] Shares Common Stock Underwriting Agreement Dated [ ], 2004 Underwriting Agreement