Exhibit 23.1
Consent of Independent Registered Public Accounting Firm
We consent to the incorporation by reference in the Registration Statement (Form S-8) pertaining to the 2024 Equity Incentive Plan of Acadia Pharmaceuticals Inc. of our reports dated February 27, 2024, with respect to the consolidated financial statements and schedule of Acadia Pharmaceuticals Inc. and the effectiveness of internal control over financial reporting of Acadia Pharmaceuticals Inc. included in its Annual Report (Form 10-K) for the year ended December 31, 2023, filed with the Securities and Exchange Commission.
| /s/ Ernst & Young LLP |
San Diego, California
May 29, 2024
