Attached files

file filename
10-K - FORM 10-K - ACHILLION PHARMACEUTICALS INCd262647d10k.htm
EX-3.1 - AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF THE REGISTRANT - ACHILLION PHARMACEUTICALS INCd262647dex31.htm
EX-31.1 - CERTIFICATION OF CEO PURSUANT TO SECTION 302 - ACHILLION PHARMACEUTICALS INCd262647dex311.htm
EX-32.2 - CERTIFICATION OF CFO PURSUANT TO SECTION 906 - ACHILLION PHARMACEUTICALS INCd262647dex322.htm
EX-32.1 - CERTIFICATION OF CEO PURSUANT TO SECTION 906 - ACHILLION PHARMACEUTICALS INCd262647dex321.htm
EX-31.2 - CERTIFICATION OF CFO PURSUANT TO SECTION 302 - ACHILLION PHARMACEUTICALS INCd262647dex312.htm
EXCEL - IDEA: XBRL DOCUMENT - ACHILLION PHARMACEUTICALS INCFinancial_Report.xls

EXHIBIT 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 (Nos. 333-168902, 333-149729, 333-141661, 333-138984, and 333-158241) and Form S-3 (Nos. 333-172594, 333-169460, 333-162306, 333-153870, 333-149728 and 333-172594) of Achillion Pharmaceuticals, Inc. of our report dated March 8, 2012 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.

PricewaterhouseCoopers LLP

Hartford, Connecticut

March 8, 2012