CONSENT OF INDEPENDENT CERTIFIED PUBLIC ACCOUNTANTS
 
The Board of Directors and Stockholders
 
Atlantic Pharmaceuticals, Inc.:
 
    We consent to the use of our report incorporated herein by reference and to
the reference to our firm under the heading "Experts" in the prospectus.
 
                                          /s/ KPMG Peat Marwick LLP
 
Raleigh, North Carolina
October 6, 1998