CUSIP NO.        714290103                  13G/A            PAGE 1 OF 7 PAGES
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                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549


                                 SCHEDULE 13G/A

        Information to be included in Statements filed pursuant to Rules
                  13d-1(b), (c), and (d) and Amendments thereto
                         filed pursuant to Rule 13d-2(b)
                               (Amendment No. 2)(1)


                                 PERRIGO COMPANY
        -----------------------------------------------------------------
                                (Name of Issuer)


                         Common Stock, without par value
     -----------------------------------------------------------------------
                         (Title of Class of Securities)


                                    714290103
         ----------------------------------------------------------------
                                 (CUSIP Number)


                                December 31, 2002
             -------------------------------------------------------
             (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)

(1) 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 the 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 ("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 7 Pages
                                No Exhibit Index




CUSIP NO.        714290103                  13G/A            PAGE 2 OF 7 PAGES
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--------------------------------------------------------------------------------
1        NAME OF REPORTING PERSONS
         I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

         Michael J. Jandernoa
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*            (a)  [ ]
                                                                      (b)  [ ]
--------------------------------------------------------------------------------
3        SEC USE ONLY

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

         United States
--------------------------------------------------------------------------------
            NUMBER OF               5      SOLE VOTING POWER

             SHARES                        6,363,836
                                    --------------------------------------------
           BENEFICIALLY             6      SHARED VOTING POWER

             OWNED BY                      0
                                    --------------------------------------------
               EACH                 7      SOLE DISPOSITIVE POWER

            REPORTING                      6,363,836
                                    --------------------------------------------
              PERSON                8      SHARED DISPOSITIVE POWER

               WITH                        0
--------------------------------------------------------------------------------
9        AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

         6,840,026
--------------------------------------------------------------------------------
10       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
         SHARES* [ ]
--------------------------------------------------------------------------------
11       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

         9.8%
--------------------------------------------------------------------------------
12       TYPE OF REPORTING PERSON*

         IN
--------------------------------------------------------------------------------



*SEE INSTRUCTION BEFORE FILLING OUT!




CUSIP NO.        714290103                  13G/A            PAGE 3 OF 7 PAGES
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1        NAME OF REPORTING PERSONS
         I.R.S. IDENTIFICATION NO. OF ABOVE PERSONS (ENTITIES ONLY)

         Michael J. Jandernoa Trust
--------------------------------------------------------------------------------
2        CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*             (a) [ ]
                                                                       (b) [ ]
--------------------------------------------------------------------------------
3        SEC USE ONLY

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

         Michigan
--------------------------------------------------------------------------------
            NUMBER OF               5      SOLE VOTING POWER

              SHARES                       5,912,535
                                    --------------------------------------------
           BENEFICIALLY             6      SHARED VOTING POWER

             OWNED BY                      0
                                    --------------------------------------------
               EACH                 7      SOLE DISPOSITIVE POWER

            REPORTING                      5,912,535
                                    --------------------------------------------
              PERSON                8      SHARED DISPOSITIVE POWER

               WITH                        0
--------------------------------------------------------------------------------
9        AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

         5,912,535
--------------------------------------------------------------------------------
10       CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
         SHARES* [ ]

--------------------------------------------------------------------------------
11       PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

         8.5%
--------------------------------------------------------------------------------
12       TYPE OF REPORTING PERSON*

         OO--Trust
--------------------------------------------------------------------------------


*SEE INSTRUCTION BEFORE FILLING OUT!





CUSIP NO.        714290103                  13G/A            PAGE 4 OF 7 PAGES
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ITEM 1.

(a)    Name of Issuer:                                  Perrigo Company

(b)    Address of Issuer's Principal Executive
       Offices:                                         515 Eastern Avenue
                                                        Allegan, Michigan 49010

ITEM 2.

(a) - (c) Name, Principal Business Address and Citizenship of Person Filing:
          Michael J. Jandernoa
          c/o Law Weathers & Richardson
          333 Bridge Street, NW, Suite 800
          Grand Rapids, Michigan 49504
          Citizenship:  United States

(d)    Title of Class of Securities: Common Stock, without par value.

(e)    CUSIP Number: 714290103


ITEM 3.      IF THIS STATEMENT IS FILED PURSUANT TO RULE 13d-1(b), OR 13d-2(b)
             OR (c), CHECK WHETHER THE PERSON FILING IS A:

(a) - (j) Not Applicable.


ITEM 4.      OWNERSHIP

(a)      Mr. Jandernoa is the beneficial owner of 6,840,026 shares of the
         Issuer's common stock, without par value. The Michael J. Jandernoa
         Trust, of which Mr. Jandernoa is the sole trustee, holds 5,912,535
         shares of the Issuer's common stock. The Michael J. Jandernoa Grantor
         Trust 2, of which Mr. Jandernoa is the sole trustee and has a
         reversionary interest, holds 245,688 shares of the Issuer's common
         stock. Mr. Jandernoa holds sole voting and dispositive power in both
         the Michael J. Jandernoa Trust and the Michael J. Jandernoa Grantor
         Trust 2. The Susan M. Jandernoa Trust holds 230,502 shares of the
         Issuer's common stock. Mrs. Jandernoa is the sole trustee and holds
         sole voting and dispositive power for the shares of common stock held
         by the Susan M. Jandernoa Trust. The Susan M. Jandernoa Grantor Trust 2
         holds 245,688 shares of the Issuer's common stock. Mrs. Jandernoa is
         the sole trustee and holds sole voting and dispositive power for the
         shares of common stock held by the Susan M. Jandernoa Grantor Trust 2.
         Mr. Jandernoa holds stock options that give him the right to acquire
         205,613 shares of the Issuer's common stock within 60 days of the date
         of this filing. The figures above are as of January 31, 2003.




CUSIP NO.        714290103                  13G/A            PAGE 5 OF 7 PAGES
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(b)      As of January 31, 2003, Mr. Jandernoa was the beneficial owner of 9.8%
         of the Issuer's outstanding common stock, without par value. The
         Issuer's most recent Form 10-Q (for the quarterly period ended December
         31, 2002) lists 69,493,946 shares of the Issuer's common stock,
         outstanding as of January 20, 2003. In addition, Mr. Jandernoa holds
         stock options, which give him the right to acquire 205,613 shares of
         the Issuer's common stock. Mr. Jandernoa's beneficial ownership
         percentage is based on a total of 69,699,559 shares of the Issuer's
         common stock, which consists of the Issuer's outstanding common stock
         plus shares that would become outstanding if Mr. Jandernoa exercised
         his stock options.

         As of January 31, 2003, the Michael J. Jandernoa Trust held 8.5% of the
         Issuer's outstanding common stock, without par value. The beneficial
         ownership percentage of the Michael J. Jandernoa Trust is based on the
         Issuer's 69,493,946 shares of common stock outstanding as of January
         20, 2003.

(c)      (i)      Mr. Jandernoa has sole power to vote or direct the vote of
                  6,363,836 shares of common stock.
         (ii)     Mr. Jandernoa does not share power to vote or to direct the
                  vote of any shares of common stock.
         (iii)    Mr. Jandernoa has sole power to dispose or direct the
                  disposition of 6,363,836 shares of common stock.
         (iv)     Mr. Jandernoa does not share power to dispose or to direct the
                  disposition of any shares of common stock.


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

      Not Applicable.


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

         The Michael J. Jandernoa Trust, of which Mr. Jandernoa is the trustee,
holds 5,912,535 shares of the Issuer's common stock.


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

     Not Applicable.




CUSIP NO.        714290103                  13G/A            PAGE 6 OF 7 PAGES
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ITEM 8.      IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP

      Not Applicable.


ITEM 9.      NOTICE OF DISSOLUTION OF GROUP

      Not Applicable.


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.




CUSIP NO.        714290103                  13G/A            PAGE 7 OF 7 PAGES
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                                    SIGNATURE

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

                                                 February 13, 2003
                                       ------------------------------------
                                       Date

                                                 /s/ Michael J. Jandernoa
                                       -----------------------------------
                                       Signature

                                                Michael J. Jandernoa
                                       --------------------------------------
                                       As trustee of the Michael J. Jandernoa
                                       Trust and in his individual capacity