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                                                                    EXHIBIT 23.1
 
                              ACCOUNTANTS' CONSENT
 
The Board of Directors
Texas Biotechnology Corporation:
 
     We consent to incorporation by reference in the registration statement
(Nos. 33-79656, 33-79658, 33-79670, 33-93282, 33-93368, 333-27423 and 333-27425)
on Form S-8 and (Nos. 33-92152, 333-03433 and 333-25043) on Form S-3 of Texas
Biotechnology Corporation of our report dated February 13, 1998, relating to the
consolidated balance sheets of Texas Biotechnology Corporation and subsidiary as
of December 31, 1997, and 1996, and the related consolidated statements of
operations, stockholders' equity, and cash flows for each of the years in the
three-year period ended December 31, 1997, which report appears in the December
31, 1997, annual report on Form 10-K of Texas Biotechnology Corporation.
 
KPMG Peat Marwick LLP
 
Houston, Texas
March 9, 1998