EX-23.1 4 tm205312d1_ex23-1.htm EXHIBIT 23.1

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

Synthetic Biologics, Inc.

Rockville, MD

We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (Nos. 333-180562, 333-188219, 333-156973, 333-206267, 333-207327, 333-203323 , 333-226500 and 333-224728), the Registration Statement on Form S-1 (Nos. 333-227400) and Form S-8 (Nos. 333-192355, 333-170858, 333-148764, 333-206268, 333-213388, 333-220401, 333-227668 and 333-233959) of Synthetic Biologics, Inc. of our report dated February 20, 2020 relating to the consolidated financial statements, which appears in this Form 10-K. Our report on the consolidated financial statements contains an explanatory paragraph regarding the Company's ability to continue as a going concern.

/s/ BDO USA, LLP |
BDO USA, LLP |
Potomac, Maryland |
February 20, 2020 |