AMENDMENT No. 1 TO CONSULTING AGREEMENT

                                                    Exhibit 10.1

                         AMENDMENT No. 1
                               TO
                      CONSULTING AGREEMENT
                                
                                
                                

     This Amendment No. 1 to Consulting Agreement is entered into
as of the 25th day  of  March 1998 by and between McKesson
Corporation, a Delaware corporation ("McKesson"), and Xxxx
Xxxxxxxxxxxx ("Xxxxxxxxxxxx").


                    R  E  C  I  T  A  L  S
                    -  -  -  -  -  -  -  - 


     X.   Xxxxxxxxxxxx is currently the Chairman of the Board of
Directors of McKesson having retired as an executive officer and
employee of McKesson effective  July 31, 1997.

     X.   XxXxxxxx and Xxxxxxxxxxxx previously entered into a 
Consulting Agreement (the "Agreement") dated as of  March 28,
1997 and they now wish to amend the Agreement to extend its term
for an additional period of one year.

     NOW, THEREFORE, in consideration of the foregoing and the
covenants and agreements herein contained, the parties agree as
follows:

     1.   Section 2(a) of the Agreement is hereby deleted and the
     following Section 2(a) is substituted therein:

          "2(a).  The period of Seelenfreund's engagement
     pursuant to this Agreement shall commence on July 31, 1998
     and continue until July 31, 1999 (the "Term").       

     2.   Section 3(a) is hereby amended in the following
     respects:
          
          (a)  The second sentence thereof is amended by deleting
     "March 30, 1998" and substituting in its place and stead
     "March 31, 1999."

          (b)  The following sentence shall be added at the end
     of said Section, effective as ofMarch 28, 1997: 
     "Seelenfreund shall be entitled to make elections regarding
     annual bonus deferral and bonus stock options in a manner
     similar to the elections available to the executive
     employees of the Company."

     3.   As modified hereabove, the Agreement shall continue in
     full force and effect.


     IN WITNESS WHEREOF, the parties have executed this Amendment
No. 1 to Consulting Agreement as of the day and year first
written above.


                                   McKesson Corporation,
                                   a Delaware Corporation




                                   s/g  By Xxxxxxx X. Xxxxxxxxx
                                           --------------------
                                           Vice President

                                   s/g  By Xxxx Xxxxxxxxxxxx
                                           -----------------
                                           Xxxx Xxxxxxxxxxxx

Attest:


s/g  By X.X. Xxxxxx
        -----------
        Secretary


By the Authority of the Compensation Committee of the
Board of Directors of
McKesson Corporation
on March 25, 1998.