As filed with the Securities and Exchange Commission on February 9, 1995. Registration No. 33-86536 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 POST-EFFECTIVE AMENDMENT NO. 1 TO FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 McKESSON CORPORATION (formerly, "SP Ventures, Inc.") (Exact name of registrant as specified in its charter) Delaware 94-3207296 (State or other jurisdiction of (I.R.S. Employer incorporation or organization) Identification No.) One Post Street San Francisco, California 94104 (Address of Principal Executive Offices) (Zip Code) SP Ventures, Inc. 1994 Stock Option and Restricted Stock Plan McKesson Corporation 1973 Stock Purchase Plan McKesson Corporation Profit-Sharing Investment Plan (Full Title of Plans) Nancy A. Miller Ivan D. Meyerson Vice President and Vice President and Corporate Secretary General Counsel One Post Street One Post Street San Francisco, CA 94104 San Francisco, CA 94104 (Name and address of agents for service) (415) 983-8300 (Telephone number, including area code, of agents for service) This Post-Effective Amendment to the Registration Statement shall be effective upon filing in accordance with Rule 462 under the Securities Act of 1933. SIGNATURES Pursuant to the requirements of the Securities Act of 1933, the registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this Post-Effective Amendment No. 1 to the Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of San Francisco, State of California, on the 8th day of February, 1995. McKESSON CORPORATION By: /s/ Nancy A. Miller ____________________________ Nancy A. Miller Vice President and Secretary Pursuant to the requirements of the Securities Act of 1933, this Post- Effective Amendment No. 1 to the Registration Statement has been signed by the following persons in the capacities indicated on the 8th day of February, 1995. Signature Title - --------- ----- * - ----------------------------- Alan J. Seelenfreund Chairman of the Board and Chief Executive Officer (Principal Executive Officer) * - ----------------------------- David E. McDowell President, Chief Operating Officer and Director * - ----------------------------- Kevin B. Ferrell Vice President, Chief Financial Officer (Principal Financial Officer) * - ----------------------------- Richard H. Hawkins Vice President and Controller (Principal Accounting Officer) -2- * - ----------------------------- Tully M. Friedman Director * - ----------------------------- James R. Harvey Director * - ----------------------------- George M. Keller Director * - ----------------------------- Leslie L. Luttgens Director * - ----------------------------- John M. Pietruski Director * - ----------------------------- Jane E. Shaw Director * - ----------------------------- Robert H. Waterman, Jr. Director /s/ Nancy A. Miller - ----------------------------- *By: Nancy A. Miller (Attorney-in-Fact) -3- EXHIBIT INDEX Exhibit Description No. 4.1* SP Ventures, Inc. 1994 Stock Option and Restricted Stock Plan 4.2* McKesson Corporation 1973 Stock Purchase Plan, as amended through July 31, 1987 4.3 McKesson Corporation Profit-Sharing Investment Plan, as amended through November 18, 1994 5.1* Opinion of Pillsbury Madison & Sutro, as to the legality of the securities being registered 5.2* Undertaking by the Company as to the submission of the McKesson Corporation Profit-Sharing Investment Plan to the Internal Revenue Service 23.1* Independent Auditors' Consent 23.2* Consent of Pillsbury Madison & Sutro (included in Exhibit 5.1 to this Registration Statement) 24* Powers of Attorney pursuant to which certain officers and directors of the registrant signed this Registration Statement * Previously filed. -4-