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                            UNITED STATES OF AMERICA
                       SECURITIES AND EXCHANGE COMMISSION

                             WASHINGTON, D. C. 20549
                                   FORM 10-Q/A


           [X] QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE
                         SECURITIES EXCHANGE ACT OF 1934

                FOR THE QUARTERLY PERIOD ENDED: DECEMBER 28, 2002

                                       OR

          [ ] TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE
                         SECURITIES EXCHANGE ACT OF 1934
                        FOR THE TRANSITION PERIOD FROM TO

                         COMMISSION FILE NUMBER 0-19725

                                 PERRIGO COMPANY
             ------------------------------------------------------
             (EXACT NAME OF REGISTRANT AS SPECIFIED IN ITS CHARTER)


               MICHIGAN                                38-2799573
          -----------------                            ----------
   (STATE OR OTHER JURISDICTION OF                  (I.R.S. EMPLOYER
    INCORPORATION OR ORGANIZATION)                 IDENTIFICATION NO.)

         515 EASTERN AVENUE
         ALLEGAN, MICHIGAN                               49010
         ------------------                            ----------
       (ADDRESS OF PRINCIPAL                           (ZIP CODE)
         EXECUTIVE OFFICES)



                                 (269) 673-8451
              ----------------------------------------------------
              (REGISTRANT'S TELEPHONE NUMBER, INCLUDING AREA CODE)

                                 NOT APPLICABLE
              ----------------------------------------------------
              (FORMER NAME, FORMER ADDRESS AND FORMER FISCAL YEAR,
                          IF CHANGED SINCE LAST REPORT)

Indicate by check mark whether the registrant (1) has filed all reports required
to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during
the preceding 12 months, and (2) has been subject to such filing requirements
for the past 90 days.   YES X   NO
                           ---
Indicate by check mark whether the registrant is an accelerated filer (as
defined in Rule 12b-2 of the Exchange Act.) .  YES X  NO
                                                  ---   ---
Indicate the number of shares outstanding of each of the issuer's classes of
common stock, as of the latest practicable date.

                                                     OUTSTANDING AT
   CLASS OF COMMON STOCK                            JANUARY 20, 2003
   ---------------------                          -------------------
       WITHOUT PAR                                 69,493,946 SHARES



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                                 PERRIGO COMPANY

                                   FORM 10-Q/A

                                      INDEX




                                                                                      PAGE
                                                                                     NUMBER
                                                                                 
Explanatory Note Regarding Amended 10-Q                                                 1

Item 6.  Exhibits and Reports on Form 8-K                                               2

Signatures                                                                              3

Exhibit 99(a)                                                                           6
          - Certification under Section 906 of the Sarbanes-Oxley Act of 2002














                     EXPLANATORY NOTE REGARDING AMENDED 10-Q


The Company is filing this Form 10-Q/A because the Form 10-Q filed with the
Securities and Exchange Commission on January 24, 2003 did not include Exhibit
99(a), Certification under Section 906 of the Sarbanes-Oxley Act of 2002. While
this exhibit was complete and intended to be included with the original filing,
it was inadvertently omitted.




















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Item 6.   Exhibits and Reports on Form 8-K

(a)      Exhibits:

Exhibit Number    Description
--------------    -----------
         3(a)     Amended and Restated Articles of Incorporation of Registrant,
                  incorporated by reference from Amendment No. 2 to Registration
                  Statement No. 33-43834 filed by the Registrant on September
                  23, 1993.

         3(b)     Restated Bylaws of Registrant, dated April 10, 1996, as
                  amended, incorporated by reference from the Registrant's Form
                  10-K filed on September 6, 2000.

         4(a)     Shareholders' Rights Plan, incorporated by reference from the
                  Registrant's Form 8-K filed on April 10, 1996. (SEC File No.
                  00-19725).

         99(a)    Certification under Section 906 of the Sarbanes-Oxley Act of
                  2002.

*Denotes management contract or compensatory plan or arrangement.

(b)      Reports on Form 8-K

The Company filed a report, together with a copy of the slides presented at the
meeting, on Form 8-K on October 29, 2002 that announced it held its Annual
Shareholders' Meeting in Allegan, Michigan.









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                                   SIGNATURES


Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned thereunto duly authorized.





                                              PERRIGO COMPANY
                                    ------------------------------------
                                                (Registrant)





Date: January 27, 2003     By: /s/David T. Gibbons
     ------------------    -------------------------------------------------
                           David T. Gibbons
                           President and Chief Executive Officer






Date: January 27, 2003     By: /s/Douglas R. Schrank
     ------------------    -------------------------------------------------
                           Douglas R. Schrank
                           Executive Vice President and Chief Financial Officer
                           (Principal Accounting and Financial Officer)









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                                  CERTIFICATION

I, David T. Gibbons, certify that:

1.     I have reviewed this quarterly report on Form 10-Q of Perrigo Company;

2.     Based on my knowledge, this quarterly report does not contain any untrue
       statement of a material fact or omit to state a material fact necessary
       to make the statements made, in light of the circumstances under which
       such statements were made, not misleading with respect to the period
       covered by this quarterly report;

3.     Based on my knowledge, the financial statements, and other financial
       information included in this quarterly report, fairly present in all
       material respects the financial condition, results of operations and cash
       flows of the registrant as of, and for, the periods presented in this
       quarterly report;

4.     The registrant's other certifying officers and I are responsible for
       establishing and maintaining disclosure controls and procedures (as
       defined in Exchange Act Rules 13a-14 and 15d-14) for the registrant and
       we have:

         a)       designed such disclosure controls and procedures to ensure
                  that material information relating to the registrant,
                  including its consolidated subsidiaries, is made known to us
                  by others within those entities, particularly during the
                  period in which this quarterly report is being prepared;

         b)       evaluated the effectiveness of the registrant's disclosure
                  controls and procedures as of a date within 90 days prior to
                  the filing date of this quarterly report (the "Evaluation
                  Date"); and

         c)       presented in this quarterly report our conclusions about the
                  effectiveness of the disclosure controls and procedures based
                  on our evaluation as of the Evaluation Date;

5.     The registrant's other certifying officers and I have disclosed, based on
       our most recent evaluation, to the registrant's auditors and the audit
       committee of registrant's board of directors (or persons performing the
       equivalent function):

         a)       all significant deficiencies in the design or operation of
                  internal controls which could adversely affect the
                  registrant's ability to record, process, summarize and report
                  financial data and have identified for the registrant's
                  auditors any material weaknesses in internal controls; and

         b)       any fraud, whether or not material, that involves management
                  or other employees who have a significant role in the
                  registrant's internal controls; and

6.     The registrant's other certifying officers and I have indicated in this
       quarterly report whether or not there were significant changes in
       internal controls or in other factors that could significantly affect
       internal controls subsequent to the date of our most recent evaluation,
       including any corrective actions with regard to significant deficiencies
       and material weaknesses.

Date:  January 27, 2003

                                        /s/David T. Gibbons
                                        --------------------------------------
                                        David T. Gibbons
                                        President and Chief Executive Officer







                                      -4-



                                  CERTIFICATION



I, Douglas R. Schrank, certify that:

1.     I have reviewed this quarterly report on Form 10-Q of Perrigo Company;

2.     Based on my knowledge, this quarterly report does not contain any untrue
       statement of a material fact or omit to state a material fact necessary
       to make the statements made, in light of the circumstances under which
       such statements were made, not misleading with respect to the period
       covered by this quarterly report;

3.     Based on my knowledge, the financial statements, and other financial
       information included in this quarterly report, fairly present in all
       material respects the financial condition, results of operations and cash
       flows of the registrant as of, and for, the periods presented in this
       quarterly report;

4.     The registrant's other certifying officers and I are responsible for
       establishing and maintaining disclosure controls and procedures (as
       defined in Exchange Act Rules 13a-14 and 15d-14) for the registrant and
       we have:

         a)       designed such disclosure controls and procedures to ensure
                  that material information relating to the registrant,
                  including its consolidated subsidiaries, is made known to us
                  by others within those entities, particularly during the
                  period in which this quarterly report is being prepared;

         b)       evaluated the effectiveness of the registrant's disclosure
                  controls and procedures as of a date within 90 days prior to
                  the filing date of this quarterly report (the "Evaluation
                  Date"); and

         c)       presented in this quarterly report our conclusions about the
                  effectiveness of the disclosure controls and procedures based
                  on our evaluation as of the Evaluation Date;

5.     The registrant's other certifying officers and I have disclosed, based on
       our most recent evaluation, to the registrant's auditors and the audit
       committee of registrant's board of directors (or persons performing the
       equivalent function):

         a)       all significant deficiencies in the design or operation of
                  internal controls which could adversely affect the
                  registrant's ability to record, process, summarize and report
                  financial data and have identified for the registrant's
                  auditors any material weaknesses in internal controls; and

         b)       any fraud, whether or not material, that involves management
                  or other employees who have a significant role in the
                  registrant's internal controls; and

6.     The registrant's other certifying officers and I have indicated in this
       quarterly report whether or not there were significant changes in
       internal controls or in other factors that could significantly affect
       internal controls subsequent to the date of our most recent evaluation,
       including any corrective actions with regard to significant deficiencies
       and material weaknesses.

Date:  January 27, 2003

                                        /s/Douglas R. Schrank
                                        -------------------------------------
                                        Douglas R. Schrank
                                        Executive Vice President and
                                        Chief Financial Officer




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