Consent of Independent Registered Public Accounting Firm
Cocrystal Pharma, Inc.
1860 Montreal Road
We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 of our report dated March 21, 2018, relating to the consolidated financial statements and the effectiveness of Cocrystal Pharma, Inc.’s internal control over financial reporting, which appear in the Company’s Annual Report on Form 10-K for the year ended December 31, 2017. Our report on the consolidated financial statements contains an explanatory paragraph regarding the Company’s ability to continue as a going concern. Our report on the effectiveness of internal control over financial reporting expresses an adverse opinion on the effectiveness of the Company’s internal control over financial reporting as of December 31, 2017.
|/s/ BDO USA, LLP|
|May 10, 2018|