SCHEDULE 13G


                       SECURITIES AND EXCHANGE COMMISSION
                              WASHINGTON, DC 20549


                    Under the Securities Exchange Act of 1934
                               (Amendment No.__)*

                         BIOCRYST PHARMACEUTICALS, INC.
--------------------------------------------------------------------------------
                                (Name of Issuer)

                     COMMON STOCK, PAR VALUE $0.01 PER SHARE
--------------------------------------------------------------------------------
                         (Title of Class of Securities)

                                    09058V103
          ------------------------------------------------------------
                                 (CUSIP Number)

                                FEBRUARY 18, 2005
          ------------------------------------------------------------
             (Date of Event which Requires Filing of this Statement)

         CHECK THE APPROPRIATE BOX TO DESIGNATE THE RULE PURSUANT TO WHICH THIS
SCHEDULE IS FILED:

                  [ ] RULE 13D-1(B)

                  [X] RULE 13D-1(C)

                  [ ] RULE 13D-1(D)

         *THE REMAINDER OF THIS COVER PAGE SHALL BE FILLED OUT FOR A REPORTING
PERSON'S INITIAL FILING ON THIS FORM WITH RESPECT TO THE SUBJECT CLASS OF
SECURITIES, AND FOR ANY SUBSEQUENT AMENDMENT CONTAINING INFORMATION WHICH WOULD
ALTER DISCLOSURES PROVIDED IN A PRIOR COVER PAGE.

         THE INFORMATION REQUIRED ON THE REMAINDER OF THIS COVER PAGE SHALL NOT
BE DEEMED TO BE "FILED" FOR THE PURPOSE OF SECTION 18 OF THE SECURITIES EXCHANGE
ACT OF 1934 (THE "ACT") OR OTHERWISE SUBJECT TO THE LIABILITIES OF THAT SECTION
OF THE ACT, BUT SHALL BE SUBJECT TO ALL OTHER PROVISIONS OF THE ACT (HOWEVER,
SEE THE NOTES).

                                Page 1 of 8 Pages



CUSIP NO.  09058V103
           ---------

--------------------------------------------------------------------------------
  1     NAMES OF REPORTING PERSONS
        I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

         Felix J. Baker
--------------------------------------------------------------------------------
  2     CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 
        (SEE INSTRUCTIONS)                                              (A) |_|
                                                                        (B) |X|

--------------------------------------------------------------------------------
  3     SEC USE ONLY

--------------------------------------------------------------------------------
  4     CITIZENSHIP OR PLACE OF ORGANIZATION

         United States
--------------------------------------------------------------------------------
       NUMBER OF           5    SOLE VOTING POWER
         SHARES
      BENEFICIALLY                    -0-
        OWNED BY           -----------------------------------------------------
          EACH             6    SHARED VOTING POWER                             
       REPORTING                                                                
         PERSON                        1,597,603                                
          WITH             -----------------------------------------------------
                           7    SOLE DISPOSITIVE POWER                          
                           
                                          -0-
--------------------------------------------------------------------------------
                           8    SHARED DISPOSITIVE POWER

                                       1,597,603
--------------------------------------------------------------------------------
  9     AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

               1,597,603
--------------------------------------------------------------------------------
  10    CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
        (SEE INSTRUCTIONS)                                                   |_|
--------------------------------------------------------------------------------
  11    PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

            6.1%
--------------------------------------------------------------------------------
  12    TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
             IN

--------------------------------------------------------------------------------

                                Page 2 of 8 Pages


CUSIP NO.  09058V103
           ---------

--------------------------------------------------------------------------------
  1     NAMES OF REPORTING PERSONS
        I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

         Julian C. Baker
--------------------------------------------------------------------------------
  2     CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP 
        (SEE INSTRUCTIONS)                                              (A) |_|
                                                                        (B) |X|

--------------------------------------------------------------------------------
  3     SEC USE ONLY

--------------------------------------------------------------------------------
  4     CITIZENSHIP OR PLACE OF ORGANIZATION

         United States
--------------------------------------------------------------------------------
       NUMBER OF           5    SOLE VOTING POWER
         SHARES
      BENEFICIALLY                    -0-
        OWNED BY           -----------------------------------------------------
          EACH             6    SHARED VOTING POWER                             
       REPORTING                                                                
         PERSON                        1,597,603                                
          WITH             -----------------------------------------------------
                           7    SOLE DISPOSITIVE POWER                          
                           
                                          -0-
--------------------------------------------------------------------------------
                           8    SHARED DISPOSITIVE POWER

                                       1,597,603
--------------------------------------------------------------------------------
  9     AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

               1,597,603
--------------------------------------------------------------------------------
  10    CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
        (SEE INSTRUCTIONS)                                                   |_|
--------------------------------------------------------------------------------
  11    PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

            6.1%
--------------------------------------------------------------------------------
  12    TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
             IN

--------------------------------------------------------------------------------

                                Page 3 of 8 Pages


ITEM 1(A)         NAME OF ISSUER:

                  BioCryst Pharmaceuticals, Inc.

ITEM 1(B)         ADDRESS OF ISSUER'S PRINCIPAL EXECUTIVE OFFICES:

                  2190 Parkway Lake Drive
                  Birmingham, Alabama 35244

ITEM 2(A)         NAME OF PERSON FILING:

                  This Schedule 13G is being filed jointly by Felix J. Baker 
and Julian C. Baker (the "Reporting Persons").

ITEM 2(B)         ADDRESS OF PRINCIPAL BUSINESS OFFICE OR, IF NONE, RESIDENCE:

                  Name                             Business Address
                  ----                             ----------------

                  Felix J. Baker                   667 Madison Avenue
                                                   New York, NY 10021

                  Julian C. Baker                  667 Madison Avenue
                                                   New York, NY 10021

ITEM 2(C)         CITIZENSHIP:

                  Each of the Reporting Persons is a United States citizen.

ITEM 2(D)         TITLE OF CLASS OF SECURITIES:

                  Common Stock, par value $0.01 per share

ITEM 2(E)         CUSIP NUMBER:

                  09058V103

ITEM 3.           IF THIS STATEMENT IS FILED PURSUANT TO SS.SS.240.13D-1(B) OR 
                  (C), CHECK WHETHER THE PERSON FILING IS A:   N/A

         (a) [ ] Broker or dealer registered under Section 15 of the Exchange
Act.

         (b) [ ] Bank as defined in section 3(a)(6) of the Exchange Act.

         (c) [ ] Insurance company as defined in section 3(a)(19) of the
Exchange Act.

         (d) [ ] Investment company registered under section 8 of the Investment
Company Act of 1940.

         (e) [ ] An investment adviser in accordance with Rule
13d-1(b)(1)(ii)(E).

                               Page 4 of 8 Pages


         (f) [ ] An employee benefit plan or endowment fund in accordance with
Rule 13d-1(b)(1)(ii)(F).

         (g) [ ] A parent holding company or control person in accordance with
Rule 13d-1(b)(1)(ii)(G).

         (h) [ ] A savings association as defined in Section 3(b) of the Federal
Deposit Insurance Act.

         (i) [ ] A church plan that is excluded from the definition of an
investment company under section 3(c)(14) of the Investment Company Act of 1940.

         (j) [ ] Group, in accordance with Rule 13d-1(b)(1)(ii)(J).

ITEM 4.           OWNERSHIP.

                  Set forth below is the aggregate number of shares of Common
Stock held as of the date hereof by each of the following, together with the
percentage of the outstanding shares of Common Stock that such number represents
based upon 26,108,287 shares of Common Stock outstanding on February 18, 2005,
according to information furnished to the Reporting Persons by the Issuer.

                                             Number of     Percent of Class
   Name                                        Shares         Outstanding
   --------------------------------         ----------     ----------------
   Baker/Tisch Investments, L.P.               48,085             0.2%
   Baker Bros. Investments, L.P.               48,882             0.2%
   Baker Bros. Investments II, L.P.            47,148             0.2%
   Baker Biotech Fund I, L.P.                 481,791             1.8%
   Baker Biotech Fund II, L.P.                441,471             1.7%
   Baker Biotech Fund II (Z), L.P.             60,423             0.2%
   Baker Biotech Fund III, L.P.               370,252             1.4%
   Baker Biotech Fund III (Z), L.P.            70,676             0.3%
   14159, L.P.                                 28,875             0.1%
   --------------------------------         ----------     ----------------
   Total                                    1,597,603             6.1%

                  By virtue of their ownership of entities that have the power
to control the investment decisions of the limited partnerships listed in the
table above, Felix J. Baker and Julian C. Baker may each be deemed to be
beneficial owners of shares owned by such entities and may be deemed to have
shared power to vote or direct the vote of and shared power to dispose or direct
the disposition of such securities.

ITEM 5.           OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS.

                  If this statement is being filed to report the fact that as of
the date hereof the reporting person has ceased to be the beneficial owner of
more than five percent of 

                               Page 5 of 8 Pages


the class of securities, check the following [ ]. N/A

ITEM 6.           OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER 
                  PERSON.

                  The entities listed in Item 4 above are investment funds the
investors in which have the right to receive dividends, interest and the
proceeds of sale of securities owned by such funds.

ITEM 7.           IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH 
                  ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING 
                  COMPANY OR CONTROL PERSON.

                  N/A

ITEM 8.           IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP.

                  N/A

ITEM 9.           NOTICE OF DISSOLUTION OF GROUP.

                  N/A

ITEM 10.          CERTIFICATION.

                  By signing below I certify that, to the best of my knowledge
and belief, the securities referred to above were not acquired and are not held
for the purpose of or with the effect of changing or influencing the control of
the issuer of the securities and were not acquired and are not held in
connection with or as a participant in any transaction having that purpose or
effect.








                               Page 6 of 8 Pages



                                    SIGNATURE

                  After reasonable inquiry and to the best of my knowledge and
belief, I hereby certify that the information set forth in this statement is
true, complete and correct.

February 25, 2005

                                       /s/ Felix J. Baker
                                       ----------------------------------
                                       Felix J. Baker


                                       /s/ Julian C. Baker
                                       ----------------------------------
                                       Julian C. Baker










                               Page 7 of 8 Pages




                                   AGREEMENT


                  In accordance with Rule 13d-1(k)(1) under the Securities
Exchange Act of 1934, as amended, the undersigned hereby agree that this
Statement on Schedule 13G relating to the Common Stock of BioCryst
Pharmaceuticals, Inc. is being filed with the Securities and Exchange Commission
on behalf of each of them.

February 25, 2005



                                       /s/ Felix J. Baker
                                       ----------------------------------
                                       Felix J. Baker


                                       /s/ Julian C. Baker
                                       ----------------------------------
                                       Julian C. Baker










                               Page 8 of 8 Pages