<SEC-DOCUMENT>0001104659-25-004900.txt : 20250605
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<ACCEPTANCE-DATETIME>20250121161648
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ACCESSION NUMBER:		0001104659-25-004900
CONFORMED SUBMISSION TYPE:	CORRESP
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250121

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Theriva Biologics, Inc.
		CENTRAL INDEX KEY:			0000894158
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		EIN:				133808303
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		CORRESP

	BUSINESS ADDRESS:	
		STREET 1:		9605 MEDICAL CENTER DRIVE
		STREET 2:		SUITE 270
		CITY:			ROCKVILLE
		STATE:			MD
		ZIP:			20850
		BUSINESS PHONE:		(734) 332-7800

	MAIL ADDRESS:	
		STREET 1:		9605 MEDICAL CENTER DRIVE
		STREET 2:		SUITE 270
		CITY:			ROCKVILLE
		STATE:			MD
		ZIP:			20850

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Synthetic Biologics, Inc.
		DATE OF NAME CHANGE:	20120305

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ADEONA PHARMACEUTICALS, INC.
		DATE OF NAME CHANGE:	20081027

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PIPEX PHARMACEUTICALS, INC.
		DATE OF NAME CHANGE:	20061214
</SEC-HEADER>
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<TYPE>CORRESP
<SEQUENCE>1
<FILENAME>filename1.htm
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.05in; text-align: right">January 21, 2025</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B><U>VIA EDGAR</U></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">U.S. Securities and Exchange Commission</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Division of Corporation Finance</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">100 F Street, N.E.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Washington, D.C. 20549</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Attention: Tamika Sheppard</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"></P>

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; font: 10pt Times New Roman, Times, Serif; width: 100%">
<TR STYLE="vertical-align: top; text-align: left">
  <TD STYLE="width: 7%">Re:</TD>
  <TD STYLE="width: 93%"><B>Theriva Biologics, Inc.</B></TD></TR>
<TR STYLE="vertical-align: top; text-align: left">
  <TD>&nbsp;</TD>
  <TD><B>Registration Statement on Form S-1</B></TD></TR>
<TR STYLE="vertical-align: top; text-align: left">
  <TD>&nbsp;</TD>
  <TD><B>File No. 333-283722</B></TD></TR>
</TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Ladies and Gentlemen:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 1pt 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 1pt 0pt 0; text-align: justify; text-indent: 0.5in">In accordance with
Rule 461 of the General Rules and Regulations promulgated under the Securities Act of 1933, as amended (the &ldquo;Act&rdquo;), A.G.P./ALLIANCE
GLOBAL PARTNERS, as Sole Placement Agent, hereby joins Theriva Biologics, Inc. (the &ldquo;Company&rdquo;) in requesting that the Securities
and Exchange Commission take appropriate action to cause the Registration Statement on Form S-1, as amended (the &ldquo;Registration Statement&rdquo;),
to become effective as of 5:00 p.m., Eastern Time, on January 23, 2025, or as soon thereafter as is practicable, or at such other time
as the Company or its outside counsel, Blank Rome LLP, request by telephone that such Registration Statement be declared effective.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 1pt 0pt 0; text-align: justify; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 1pt 0pt 0; text-align: justify; text-indent: 0.5in">Pursuant to Rule 460
of the General Rules and Regulations under the Act, the undersigned advises that copies of the Preliminary Prospectus, dated January 21,
2025, are expected to be distributed to prospective dealers, institutional investors, retail investors and others as appears to be reasonable
to secure adequate distribution of the Preliminary Prospectus.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 1pt 0pt 0; text-align: justify; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 1pt 0pt 0; text-align: justify; text-indent: 0.5in">The Placement Agent
is aware of its obligations under, and confirm that it is complying with, the provisions of Rule 15c2-8 under the Securities Exchange
Act of 1934, as amended, including the delivery requirement contained in such Rule.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 1pt 0pt 0; text-align: justify; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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<TR STYLE="vertical-align: top; text-align: left">
  <TD>&nbsp;</TD>
  <TD COLSPAN="2">Very truly yours,</TD>
  <TD>&nbsp;</TD></TR>
<TR STYLE="vertical-align: top; text-align: left">
  <TD STYLE="width: 50%">&nbsp;</TD>
  <TD STYLE="width: 5%">&nbsp;</TD>
  <TD STYLE="width: 40%">&nbsp;</TD>
  <TD STYLE="width: 5%">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top; text-align: left">
  <TD>&nbsp;</TD>
  <TD COLSPAN="2">A.G.P./ALLIANCE GLOBAL PARTNERS</TD>
  <TD>&nbsp;</TD></TR>
<TR STYLE="vertical-align: top; text-align: left">
  <TD>&nbsp;</TD>
  <TD>&nbsp;</TD>
  <TD>&nbsp;</TD>
  <TD>&nbsp;</TD></TR>
<TR STYLE="vertical-align: top; text-align: left">
  <TD>&nbsp;</TD>
  <TD>&nbsp;</TD>
  <TD>&nbsp;</TD>
  <TD>&nbsp;</TD></TR>
<TR STYLE="vertical-align: top; text-align: left">
  <TD STYLE="padding-bottom: 1pt">&nbsp;</TD>
  <TD STYLE="padding-bottom: 1pt">By:</TD>
  <TD STYLE="border-bottom: Black 1pt solid">/s/ Thomas J. Higgins</TD>
  <TD STYLE="padding-bottom: 1pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top; text-align: left">
  <TD>&nbsp;</TD>
  <TD>Name:</TD>
  <TD>Thomas J. Higgins</TD>
  <TD>&nbsp;</TD></TR>
<TR STYLE="vertical-align: top; text-align: left">
  <TD>&nbsp;</TD>
  <TD>Title: </TD>
  <TD>Managing Director</TD>
  <TD>&nbsp;</TD></TR>
</TABLE>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 3in"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 3in"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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