UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                  SCHEDULE 13D

                    Under the Securities Exchange Act of 1934
                               (Amendment No. 6)*

                             Mylan Laboratories Inc.
                                (Name of Issuer)

                     Common Stock, par value $.50 per share
                         (Title of Class of Securities)

                                    628530107
                                 (CUSIP Number)

                              Keith Schaitkin, Esq.
                            Associate General Counsel
                  Icahn Associates Corp. & affiliated companies
                          767 Fifth Avenue, 47th Floor
                            New York, New York 10153
                                 (212) 702-4380

           (Name, Address and Telephone Number of Person Authorized to
                       Receive Notices and Communications)

                                February 22, 2005
             (Date of Event which Requires Filing of this Statement)

If the filing person has previously filed a statement on Schedule 13G to report
the acquisition that is the subject of this Schedule 13D, and is filing this
schedule because of Section 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check
the following box / /.

NOTE: Schedules filed in paper format shall include a signed original and five
copies of the schedule, including all exhibits. See Rule 13d- for other parties
to whom copies are to be sent.

*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 ("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).







                                  SCHEDULE 13D

Item 1.  Security and Issuer

         This Schedule 13D filed by the Registrants with the U.S. Securities and
Exchange Commission on September 7, 2004 as amended on September 17, 2004,
November 1, 2004, November 19, 2004, November 22, 2004 and December 17, 2004,
relates to the common shares, $.50 par value (the "Shares"), of Mylan
Laboratories Inc., a Pennsylvania corporation (the "Issuer") is amended to
furnish information as set forth herein. All capitalized terms not otherwise
defined shall have the meaning ascribed to such terms in the previously filed
statement on Schedule 13D.


Item 4.  Purpose of Transaction


         Item 4 is hereby amended to add the following:

         On February 22, 2005, Mr. Icahn has issued a press release, which is
attached hereto as Exhibit 1, and is incorporated herein in its entirety.

SECURITY HOLDERS ARE ADVISED TO READ THE PROXY STATEMENT AND OTHER DOCUMENTS
RELATED TO SOLICITATION OF PROXIES BY MR. ICAHN AND HIS AFFILIATES FROM THE
STOCKHOLDERS OF MYLAN LABORATORIES INC. FOR USE AT ITS SPECIAL MEETING AND ITS
ANNUAL MEETING, IN EACH CASE, (A) WHEN AND IF THEY BECOME AVAILABLE, BECAUSE
THEY WILL CONTAIN IMPORTANT INFORMATION, INCLUDING INFORMATION RELATING TO THE
PARTICIPANTS IN ANY SUCH PROXY SOLICITATION, AND (B) WHEN AND IF COMPLETED, A
DEFINITIVE PROXY STATEMENT AND A FORM OF PROXY WHICH WILL BE MAILED TO
STOCKHOLDERS OF MYLAN LABORATORIES INC. AND WILL BE AVAILABLE AT NO CHARGE AT
THE SECURITIES AND EXCHANGE COMMISSION'S WEBSITE AT HTTP://WWW.SEC.GOV.
INFORMATION RELATING TO THE PARTICIPANTS IN A PROXY SOLICITATION IN CONNECTION
WITH THE SPECIAL MEETING IS CONTAINED IN THE SCHEDULE 14A, AS AMENDED, FIRST
FILED BY MR. ICAHN AND HIS AFFILIATES WITH THE SECURITIES AND EXCHANGE
COMMISSION ON OCTOBER 14, 2004 WITH RESPECT TO MYLAN LABORATORIES INC. THAT
SCHEDULE 14A IS CURRENTLY AVAILABLE AT NO CHARGE ON THE SECURITIES AND EXCHANGE
COMMISSION'S WEBSITE.


Item 7.  Material to be Filed as Exhibits


1. Press Release dated February 22, 2005.






                                    SIGNATURE

         After reasonable inquiry and to the best of each of the undersigned
knowledge and belief, each of the undersigned certifies that the information set
forth in this statement is true, complete and correct.

Dated:  February 22, 2005

BARBERRY CORP.


By:      /s/ Edward E. Mattner
         Name: Edward E. Mattner
         Title: Authorized Signatory


HOPPER INVESTMENTS LLC
By:      BARBERRY CORP., Sole Member



         By:      /s/ Edward E. Mattner
                  Name: Edward E. Mattner
                  Title: Authorized Signatory


HIGH RIVER LIMITED PARTNERSHIP
By:      HOPPER INVESTMENTS LLC, General Partner
         By:      BARBERRY CORP., Sole Member



                  By:      /s/ Edward E. Mattner
                  Name: Edward E. Mattner
                  Title: Authorized Signatory



/s/ Carl C. Icahn
-----------------
CARL C. ICAHN


/s/ Gail Golden
GAIL GOLDEN





    [Signature Page of Amendment No. 6 to Schedule 13D with respect to Mylan]




                                                                      
                                EXHIBIT 1