Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

        We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (No. 333-218193) of Biohaven Pharmaceutical Holding Company Ltd. of our report dated March 6, 2018 relating to the financial statements, which appears in this Form 10-K.

/s/ PricewaterhouseCoopers LLP

Hartford, Connecticut
March 6, 2018