Exhibit 99.1

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D (including additional amendments thereto) with respect to the shares of Common Stock, $0.001 par value, of Synthetic Biologics, Inc., a Nevada corporation. This Joint Filing Agreement shall be filed as an Exhibit to such Statement.

 

Dated: January 6, 2021

 

  CUSTODIAN VENTURES LLC
   
  By: /s/ David Elliot Lazar
    Name: David Elliot Lazar
    Title: Chief Executive Officer

 

 

  /s/ David Elliot Lazar
  David Elliot Lazar