CONSENT OF INDEPENDENT ACCOUNTANTS

We  hereby  consent  to the  incorporation  by  reference  in this  Registration
Statement on Form S-3 of our report dated February 18, 2000,  except for Note 13
which is as of March 30,  2000,  relating  to the  financial  statements,  which
appear in Siga Technologies,  Inc.'s Annual Report on Form 10-KSB/A for the year
ended  December  31,  1999.  We also  consent to the  reference  to us under the
heading "Experts" in such Registration Statement.

/s/ PricewaterhouseCoopers LLP

New York, NY
May 9, 2000