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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
 WASHINGTON, D.C. 20549
 FORM 11-K
 þ
    
    ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
 For the fiscal year ended: December 31, 2010
 or
 o
    
    TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
 For the transition period from to
 Commission file number 1-9114
  Mylan Puerto Rico Profit Sharing Employee Savings Plan
  Mylan Inc.
 REQUIRED INFORMATION




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MYLAN PUERTO RICO PROFIT SHARING EMPLOYEE SAVINGS PLAN
INDEX TO FORM 11-K
DECEMBER 31, 2010 AND 2009
 PageReport of Independent Registered Public Accounting Firm
    
    
    3Financial Statements:Statements of Net Assets Available for Benefits as of December 31, 2010 and 2009
    
    
    4Statement of Changes in Net Assets Available for Benefits for the Year Ended December 31, 2010
    
    
    5Notes to Financial Statements
    
    
    6Supplemental Schedule at December 31, 2010:Schedule H, Line 4i  Schedule of Assets (Held at End of Year)
    
    
    13Signatures
    
    
    14Consent of Independent Registered Public Accounting FirmEX-23
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REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
      
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MYLAN PUERTO RICO PROFIT SHARING EMPLOYEE SAVINGS PLAN
STATEMENTS OF NET ASSETS AVAILABLE FOR BENEFITS
AS OF DECEMBER 31, 2010 AND 2009
 December 31,
    
    
    December 31,2010
    
    
    2009AssetsInvestments  at fair value
    
    $
    13,681,123
    
    
    $
    11,213,523ReceivablesEmployer contributions
    
    
    1,122,321
    
    
    
    1,076,815Employee contributions
    
    
    17,043
    
    
    
    12,868Notes receivable from participants
    
    
    1,287,767
    
    
    
    1,237,798Total receivables
    
    
    2,427,131
    
    
    
    2,327,481Net assets available for benefits
    
    $
    16,108,254
    
    
    $
    13,541,004
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MYLAN PUERTO RICO PROFIT SHARING EMPLOYEE SAVINGS PLAN
STATEMENT OF CHANGES IN NET ASSETS AVAILABLE FOR BENEFITS
FOR THE YEAR ENDED DECEMBER 31, 2010
 AdditionsInvestment income:Net realized and unrealized appreciation in fair
value of investments
    
    $
    645,492Dividend income
    
    
    349,539Other
    
    
    61Total Investment income
    
    
    995,092Interest income on notes receivable from participants
    
    
    55,227Contributions:Employer contributions
    
    
    1,535,047Employee contributions
    
    
    547,491Total contributions
    
    
    2,082,538Total additions
    
    
    3,132,857DeductionsAdministrative expenses
    
    
    6,559Benefits paid to participants
    
    
    559,048Total deductions
    
    
    565,607Net increase
    
    
    2,567,250Net assets available for benefitsBeginning of year
    
    
    13,541,004End of year
    
    $
    16,108,254
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MYLAN PUERTO RICO PROFIT SHARING EMPLOYEE SAVINGS PLAN
NOTES TO FINANCIAL STATEMENTS
AS OF DECEMBER 31, 2010 AND 2009 AND FOR THE YEAR ENDED DECEMBER 31, 2010
 1. DESCRIPTION OF THE PLAN
 General 
 Contributions 
  Participant Accounts 
 Vesting 
  Loans to Participants 
  Payment of Benefits 
 Forfeitures 
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2. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
 Basis of Presentation 
 Use of Estimates 
 Notes receivable from participants 
 Risks and Uncertainties 
 Investment Valuation and Income Recognition 
  Administrative Expenses 
  Evaluation of Tax Position
 Adoption of New Accounting Pronouncement 
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##### Table of Contents



Recent Accounting Pronouncements 
 3.
INVESTMENTS (FAIR VALUE MEASUREMENTS)
  Level 1:
 Level 2:
 Level 3:
   December 31, 2010Level 1
    
    
    Level 2
    
    
    TotalMutual Funds:Growth
    
    $
    1,379,609
    
    
    $
    
    
    
    $
    1,379,609Value
    
    
    1,237,445
    
    
    
    
    
    
    
    1,237,445Balanced
    
    
    466,304
    
    
    
    
    
    
    
    466,304Fixed Income
    
    
    2,604,574
    
    
    
    
    
    
    
    2,604,574Total Mutual Funds
    
    
    5,687,932
    
    
    
    
    
    
    
    5,687,932Common Stock
    
    
    768,646
    
    
    
    
    
    
    
    768,646Common/Collective Trust:Short-term Bond Fund
    
    
    
    
    
    
    6,228,647
    
    
    
    6,228,647Index
    
    
    
    
    
    
    986,969
    
    
    
    986,969Total Common/Collective Trust
    
    
    
    
    
    
    7,215,616
    
    
    
    7,215,616Total Assets at Fair Value
    
    $
    6,456,578
    
    
    $
    7,215,616
    
    
    $
    13,672,194
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##### Table of Contents



December 31, 2009Level 1
    
    
    Level 2
    
    
    TotalMutual Funds:Growth
    
    $
    1,130,635
    
    
    $
    
    
    
    $
    1,130,635Value
    
    
    961,608
    
    
    
    
    
    
    
    961,608Balanced
    
    
    226,519
    
    
    
    
    
    
    
    226,519Fixed Income
    
    
    2,033,154
    
    
    
    
    
    
    
    2,033,154Total Mutual Funds
    
    
    4,351,916
    
    
    
    
    
    
    
    4,351,916Common Stock
    
    
    727,875
    
    
    
    
    
    
    
    727,875Common/Collective Trust:Stable Value
    
    
    
    
    
    
    5,509,179
    
    
    
    5,509,179Index
    
    
    
    
    
    
    624,103
    
    
    
    624,103Total Common/Collective Trust
    
    
    
    
    
    
    6,133,282
    
    
    
    6,133,282Total Assets at Fair Value
    
    $
    5,079,791
    
    
    $
    6,133,282
    
    
    $
    11,213,073
   
    
    Mutual funds valued at the net asset value of the shares held by the Plan at year-end.
The net asset value is a quoted price in an active market.
    
    Mylan Inc.s common stock valued at the closing price reported on the active market on
which the individual securities are traded.
  
    
    Common/collective trust funds stated at fair value based on the fair market value of
the underlying investments. The Plan invests in the following four collective funds: the
Merrill Lynch Mid Cap Index Trust Tier II; the Merrill Lynch Equity Index Trust Tier 10; the
Merrill Lynch International Index Trust Tier II; and the Merrill Lynch Retirement
Preservation Trust. These funds invest in a diversified pool of high quality bonds and other
short-term investments, together with book value contracts and traditional insurance
contracts, of varying maturity, size and yield.
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2010
    
    2009ML Retirement Preservation Trust
    
    $
    6,228,647
    
    
    $
    5,509,179PIMCO Total Return Fund
    
    
    2,551,998
    
    
    
    1,995,901Merrill Lynch Equity Index Trust Tier 10
    
    
    818,350
    
    
    
    568,104Mylan Inc.  Common Stock
    
    
    768,646
    
    
    
    727,875
  Common / Collective Trust
    
    $
    126,329Mutual Funds
    
    
    381,323Common Stock
    
    
    98,216Net
unrealized appreciation in fair value of investments
    
    $
    605,868
 4. NET ASSET VALUE (NAV) PER SHARE
   Fair Value Estimated Using Net Asset Value per ShareDecember 31, 2010Redemption
    
    
    NoticeInvestment
    
    Fair Value *
    
    
    Frequency
    
    
    PeriodMerrill Lynch Equity Index Trust Tier 10 (i)
    
    $
    818,350
    
    
    Immediate
    
    NoneMerrill Lynch International Index Trust Tier II (ii)
    
    
    67,471
    
    
    Immediate
    
    NoneMerrill Lynch Mid Cap Index Trust Tier II (iii)
    
    
    101,148
    
    
    Immediate
    
    NoneMerrill Lynch Preservation Trust Fund (iv)
    
    
    6,228,647
    
    
    Immediate
    
    NoneTotal
    
    $
    7,215,616
 Fair Value Estimated Using Net Asset Value per ShareDecember 31, 2009RedemptionRedemption
    
    
    NoticeInvestment
    
    Fair Value *
    
    
    Frequency
    
    
    PeriodMerrill Lynch Equity Index Trust Tier 10 (i)
    
    $
    568,104
    
    
    Immediate
    
    NoneMerrill Lynch International Index Trust Tier II (ii)
    
    
    24,281
    
    
    Immediate
    
    NoneMerrill Lynch Mid Cap Index Trust Tier II (iii)
    
    
    31,718
    
    
    Immediate
    
    NoneTotal
    
    $
    624,103
 
 *
    
    The fair values of the investments have been estimated using the NAV of the investment.(i)
    
    The Trust seeks to provide investment results that, before expenses, replicate the total
return of the Standard and Poors (S&P) 500 Index.(ii)
    
    The Trust seeks to provide investment results that, before expenses, replicate the total return of the
Morgan Stanley Capital International EAFE (Europe, Australasia and Far East) Index.(iii)
    
    The Trust seeks to provide investment results that, before expenses, replicate the total
return of the S&P 400 Index.(iv)
    
    The Trust seeks to preserve principal, maintain high liquidity and earn an appropriate market
return. The Trust seeks to maintain a $1.00 net asset value per unit, although achievement of the
objective cannot be assured. 10




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5. PLAN TERMINATION
 Although it has not expressed any intent to do so, the Plan Sponsor has the right under the Plan
to discontinue its contributions at any time and to terminate the Plan subject to the provisions
of ERISA. In the event of Plan termination, participants will become 100% vested in their
accounts.
 6. TAX STATUS
  7. RELATED-PARTY TRANSACTIONS
 Certain Plan investments are shares of the Mylan Inc.s common stock. Mylan Inc. is the Plan
Sponsor and therefore qualifies as a related party. At December 31, 2010 and 2009, the Plan held
an investment of 36,377 and 39,494 shares of the Mylan Inc.s common stock. The fair value of
Mylan Inc.s common stock held by the fund at December 31, 2010 and 2009 were $768,646 and
$727,875. During the year ended December 31, 2010, the Plan sold 3,117 shares of Mylan Inc.s
common stock with proceeds of $69,999. During the year ended December 31, 2009, the Plan
purchased 1,388 shares of the Mylan Inc.s common stock with a market value of $13,823, sold
14,899 shares of the Mylan Inc.s common stock with proceeds of $260,228 and received 1,598
in-kind shares with a market value of $18,179.
 Certain Plan investments are shares of mutual funds managed by the Trustee, as defined by the
Plan, and these transactions qualify as exempt party-in-interest transactions.
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SUPPLEMENTAL SCHEDULE
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MYLAN PUERTO RICO PROFIT SHARING EMPLOYEE SAVINGS PLAN
SCHEDULE H, LINE 4i  SCHEDULE OF ASSETS (HELD AT END OF YEAR)
EIN 66-0473857, PLAN 001
DECEMBER 31, 2010
 Identity of Issue,Borrower, Lessor, or
    
    Description of Investment Including Maturity Date,
    
    CurrentSimilar Party
    
    Rate of Interest, Collateral, Par, or Maturity Value
    
    Value*
    
    Merrill Lynch
    
    ML Retirement Preservation Trust
    
    
    6,228,647PIMCO
    
    PIMCO Total Return Fund
    
    
    2,551,998*
    
    Merrill Lynch
    
    ML Equity Index Trust Tier 10
    
    
    818,350*
    
    Mylan Inc.
    
    Common Stock
    
    
    768,646Eaton Vance
    
    Eaton Vance Large Cap Value Fund
    
    
    753,060MFS Instl
    
    MFS Institutional International Equity Fund
    
    
    607,171Columbia
    
    Columbia Small Cap Value Fund I
    
    
    484,386Alliancebernstein
    
    Alliancebernstein Small Cap Growth Fund
    
    
    468,306Rainier
    
    Rainier Large Cap Equity Portfolio Fund
    
    
    304,131JP Morgan
    
    JP Morgan Smart Retirement 2040 Fund
    
    
    101,943*
    
    Merrill Lynch
    
    ML Mid Cap Index Trust Tier II
    
    
    101,148JP Morgan
    
    JP Morgan Smart Retirement 2045 Fund
    
    
    86,927JP Morgan
    
    JP Morgan Smart Retirement 2035 Fund
    
    
    69,031JP Morgan
    
    JP Morgan Smart Retirement 2030 Fund
    
    
    68,445*
    
    Merrill Lynch
    
    ML International Index Trust Tier II
    
    
    67,471JP Morgan
    
    JP Morgan Smart Retirement 2025 Fund
    
    
    62,582Vangaurd
    
    Vanguard Total Bond Market Index Fund
    
    
    52,576JP Morgan
    
    JP Morgan Smart Retirement 2050 Fund
    
    
    31,333JP Morgan
    
    JP Morgan Smart Retirement 2020 Fund
    
    
    23,449JP Morgan
    
    JP Morgan Smart Retirement 2015 Fund
    
    
    19,390*
    
    Merrill Lynch
    
    Merrill Lynch Cash and Cash Equivalents, Pending Settlement Fund
    
    
    8,929JP Morgan
    
    JP Morgan Smart Retirement Income
    
    
    2,039JP Morgan
    
    JP Morgam Smart Retirement 2010 Fund
    
    
    1,165Total Fair value of investments
    
    $
    13,681,123
 
 *
    
    Party-in-interest 13




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SIGNATURES
 The Plan.
 MYLAN PUERTO RICO PROFIT SHARING
EMPLOYEE SAVINGS PLAN/s/ Patricia A. LangPatricia A. Lang, Plan Administrator  14