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EXECUTION COPY
 UNIT PURCHASE AGREEMENT
  Avanir Pharmaceuticals
  The Parties Listed on Schedule A Attached Hereto
   Alamo Pharmaceuticals, LLC




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TABLE OF CONTENTS
 PageARTICLE IPURCHASE AND SALESECTION 1.01. Purchase and Sale of the Units
    
    
    1SECTION 1.02. Purchase Price
    
    
    1SECTION 1.03. Sellers Payment Waterfall
    
    
    2SECTION 1.04. Contingent Payments; Non-US Licensing Earn-Out Payments; Run Rate Contingent Payments
    
    
    3SECTION 1.05. Adjustment to the Buyer Note 2 for Excess Product Returns
    
    
    9SECTION 1.06. Tax Allocation
    
    
    10SECTION 1.07. Designated Buyer Subsidiary
    
    
    11ARTICLE IICLOSINGSECTION 2.01. Closing
    
    
    11SECTION 2.02. Closing Deliveries by the Sellers
    
    
    11SECTION 2.03. Closing Deliveries by Cutler
    
    
    12SECTION 2.04. Closing Deliveries by the Buyer
    
    
    13ARTICLE IIIREPRESENTATIONS AND WARRANTIES OF THE SELLERSECTION 3.01. Organization, Authority and Qualification of the Sellers
    
    
    14SECTION 3.02. Membership Interests of the Sellers
    
    
    14SECTION 3.03. No Conflict
    
    
    15SECTION 3.04. Governmental Consents and Approvals
    
    
    15ARTICLE IVREPRESENTATIONS AND WARRANTIES OF THE COMPANYSECTION 4.01. Organization, Authority and Qualification of the Company
    
    
    16SECTION 4.02. Subsidiaries
    
    
    16SECTION 4.03. Membership Interests
    
    
    17SECTION 4.04. Corporate Books and Records
    
    
    18SECTION 4.05. No Conflict
    
    
    18SECTION 4.06. Governmental Consents and Approvals
    
    
    18SECTION 4.07. Financial Information; Books and Records
    
    
    18SECTION 4.08. Absence of Undisclosed Liabilities
    
    
    19SECTION 4.09. Receivables
    
    
    19SECTION 4.10. Inventories
    
    
    20SECTION 4.11. Conduct in the Ordinary Course; Absence of Certain Changes, Events and Conditions
    
    
    20SECTION 4.12. Litigation
    
    
    23
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PageSECTION 4.13. Environmental and Other Permits and Licenses; Related Matters
    
    
    23SECTION 4.14. Material Contracts
    
    
    25SECTION 4.15. Intellectual Property
    
    
    27SECTION 4.16. Real Property
    
    
    29SECTION 4.17. Assets
    
    
    31SECTION 4.18. Customers
    
    
    31SECTION 4.19. Suppliers
    
    
    32SECTION 4.20. Employee Benefit Matters
    
    
    32SECTION 4.21. Labor Matters
    
    
    34SECTION 4.22. Certain Interests
    
    
    35SECTION 4.23. Taxes
    
    
    36SECTION 4.24. Compliance; Regulatory Compliance
    
    
    37SECTION 4.25. Product Registration Files
    
    
    39SECTION 4.26. Insurance
    
    
    39SECTION 4.27. Certain Business Practices
    
    
    39SECTION 4.28. Brokers
    
    
    40ARTICLE VREPRESENTATIONS AND WARRANTIES OF THE BUYERSECTION 5.01. Organization and Authority of the Buyer
    
    
    40SECTION 5.02. No Conflict
    
    
    40SECTION 5.03. Governmental Consents and Approvals
    
    
    41SECTION 5.04. Investment Purpose
    
    
    41SECTION 5.05. Litigation
    
    
    41SECTION 5.06. SEC Filings; Financial Statements
    
    
    41SECTION 5.07. Brokers
    
    
    42ARTICLE VIADDITIONAL AGREEMENTSSECTION 6.01. Use of Intellectual Property
    
    
    42SECTION 6.02. Intercompany Arrangements
    
    
    42SECTION 6.03. Sellers Representative.
    
    
    42SECTION 6.04. No Contribution/Indemnification; Offset
    
    
    43SECTION 6.05. Indemnification
    
    
    43SECTION 6.06. Release
    
    
    44SECTION 6.07. Post-Closing Operating Covenants
    
    
    44SECTION 6.08. Termination of Transfer Restrictions
    
    
    45SECTION 6.09. Further Action
    
    
    45ARTICLE VIIEMPLOYEE MATTERSSECTION 7.01. Benefits
    
    
    45SECTION 7.02. Termination of Certain Company Plans
    
    
    45SECTION 7.03. WARN Act
    
    
    46
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PageSECTION 7.04. Release Agreements
    
    
    46ARTICLE VIIITAX MATTERSSECTION 8.01. Books and Records; Cooperation
    
    
    46SECTION 8.02. Allocation of Taxes
    
    
    46SECTION 8.03. Notices
    
    
    48SECTION 8.04. Tax Clearance Certificate
    
    
    48SECTION 8.05. Transfer Taxes
    
    
    48SECTION 8.06. Miscellaneous
    
    
    48ARTICLE IXINDEMNIFICATIONSECTION 9.01. Survival of Representations and Warranties
    
    
    49SECTION 9.02. Indemnification by Cutler
    
    
    50SECTION 9.03. No Effect on Liability
    
    
    51SECTION 9.04. Limits on Indemnification
    
    
    51SECTION 9.05. Defense of Third Party Claims
    
    
    53SECTION 9.06. Procedure for Claims between Parties
    
    
    54SECTION 9.07. Indemnification Payment
    
    
    54SECTION 9.08. Resolution of Conflicts and Claims
    
    
    55ARTICLE XGENERAL PROVISIONSSECTION 10.01. Certain Defined Terms
    
    
    57SECTION 10.02. Definitions
    
    
    67SECTION 10.03. Interpretation and Rules of Construction
    
    
    68SECTION 10.04. Expenses
    
    
    69SECTION 10.05. Notices
    
    
    69SECTION 10.06. Public Announcements
    
    
    71SECTION 10.07. Titles
    
    
    71SECTION 10.08. Severability
    
    
    71SECTION 10.09. Entire Agreement
    
    
    71SECTION 10.10. Assignment
    
    
    71SECTION 10.11. Amendment
    
    
    72SECTION 10.12. Waiver
    
    
    72SECTION 10.13. No Third Party Beneficiaries
    
    
    72SECTION 10.14. Specific Performance
    
    
    72SECTION 10.15. Governing Law
    
    
    73SECTION 10.16. Consent to Jurisdiction
    
    
    73SECTION 10.17. Attorneys Fees
    
    
    73SECTION 10.18. Currency
    
    
    73SECTION 10.19. Cumulative Remedies
    
    
    73SECTION 10.20. Representation by Counsel
    
    
    73
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PageSECTION 10.21. Execution and Counterparts
    
    
    74SECTION 10.22. Disclosure
    
    
    74
 SCHEDULES
 Schedule A
    
    List of the Sellers
 EXHIBITS
 Exhibit A
    
    Form of Accredited Investor CertificateExhibit B
    
    Form of Amended and Restated Operating AgreementExhibit C
    
    Form of Assignment and Assumption of Units AgreementExhibit D
    
    Form of Buyer Note 1Exhibit E
    
    Form of Buyer Note 2Exhibit F
    
    Form of Buyer Note 3Exhibit G
    
    Letter AgreementExhibit H
    
    Form of Non-Compete AgreementExhibit I
    
    Form of Pledge AgreementExhibit J
    
    Form of Registration Rights AgreementExhibit K
    
    Form of Release Agreement
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UNIT PURCHASE AGREEMENT
 Agreement Buyer Schedule A Sellers Company
 RECITALS
 Units
 Business
   AGREEMENT
  ARTICLE I
PURCHASE AND SALE
 Purchase and Sale of the Units
 Purchase Price
 1
       Purchase Price provided, however
 provided
 Sellers Payment Waterfall Cutler
Threshold Amount
      2




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Contingent Payments; Non-US Licensing Earn-Out Payments; Run Rate
Contingent Payments
 Calculation of Contingent Payments Contingent Payment Period
 provided Initial Contingent Payment
Determination Period Initial Contingent Payment
 provided Subsequent Contingent Payment Determination Period Subsequent Contingent
Payment Contingent
Payments provided, however, provided
further
 3




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Non-US Licensing Earn-Out Payments Non-US Licensing Earn-Out Payment Non-US Licensing Earn Out
Payments
 IMS Data Contingent Payments IMS NSP Report Contingent
Note
 Run Rate Contingent Payments 1.04(b):
 Initial Run Rate
Contingent Payment Determination Period
 4




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Alternate Contingent Note 1
  Initial Run Rate Contingent Payment
 Subsequent Run Rate
Contingent Payment Determination Period
 Alternate Contingent Note
2
 5




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Subsequent Run Rate Contingent
Payment
  Alternate Contingent Note 3
  6




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Alternate Run Rate Contingent Payment Run Rate Contingent Payments
  Interim Reports Contingent Payment Quarterly Report
 Disputes
 7




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Contingent Payment Dispute Notice Independent Accounting Firm provided provided, further
 Late Payments
 Payments
 Characterization of Payments 8
        Operating Covenant
 Adjustment to the Buyer Note 2 for Excess Product Returns
 Determination of Excess Returns Excess Returns
Amount Excess Returns Notice
 Dispute Returns Dispute Notice provided, however 9
        Reduction of the Buyer Note 2
 Operating Covenant
 Tax Allocation
 Allocation
  10




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Designated Buyer Subsidiary Designated Buyer Subsidiary
 ARTICLE II
CLOSING
 Closing Closing th Closing Date
 Closing Deliveries by the Sellers
     11




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Closing Deliveries by Cutler
  12




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Article IX
   Closing Deliveries by the Buyer
     provided, however
  13




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ARTICLE III
REPRESENTATIONS AND WARRANTIES OF THE SELLER
 Article III Article III
 Organization, Authority and Qualification of the Sellers
    Membership Interests of the Sellers 14
       Transfer Agreement
 No Conflict
 Governmental Consents and Approvals
 ARTICLE IV
REPRESENTATIONS AND WARRANTIES OF THE COMPANY
 Article IV 15
       Article IV
 Organization, Authority and Qualification of the Company
 Subsidiaries
   16
        Membership Interests
     17




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Corporate Books and Records
 No Conflict
 Governmental Consents and Approvals
 Financial Information; Books and Records
 18




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Financial Statements Interim Financial Statements
   Absence of Undisclosed Liabilities
 Receivables
 19




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Inventories
 Conduct in the Ordinary Course; Absence of Certain Changes, Events and
Conditions
 20




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21
                22




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Litigation
 Environmental and Other Permits and Licenses; Related Matters
   23




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24
         Material Contracts
 Material Contracts Consent Contracts
     25




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lease
  26




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Intellectual Property
      27




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28




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Real Property
   29




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Ancillary Lease Documents Options
   30




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Assets
   Customers
 31




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Suppliers
 Employee Benefit Matters
 ERISA Plans Company Plans
  32




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33




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Labor Matters
    34




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WARN Act
   Certain Interests
    provided, however
  35




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Taxes
 Filing of Tax Returns and Payment of Taxes
 Audits, Investigations, Disputes or Claims
 Taxes of Other Persons
 Tax Sharing Agreements
 No Withholding
 36




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Tax Treatment of the Company and Subsidiaries
  Compliance; Regulatory Compliance.
 Permits
   37




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Programs
 FDA
 38




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et seq.
  Product Registration Files
 Insurance
 Certain Business Practices
 39




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Brokers
 ARTICLE V
REPRESENTATIONS AND WARRANTIES OF THE BUYER
 Article V Article V
 Organization and Authority of the Buyer
 No Conflict
 40




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Governmental Consents and Approvals
 Investment Purpose
 Litigation
 SEC Filings; Financial Statements.
 Buyer SEC
Filings
  41




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Brokers
 ARTICLE VI
ADDITIONAL AGREEMENTS
 Use of Intellectual Property
 Company Marks
  Intercompany Arrangements
 Sellers Representative.
 Article VIII Article
IX any
 42




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No Contribution/Indemnification; Offset
 Indemnification D&O Indemnified Parties
 43




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provided, however, Article IX
 Release
 provided
 Section 1542
 A GENERAL RELEASE DOES NOT EXTEND TO CLAIMS WHICH THE CREDITOR DOES NOT KNOW OR
SUSPECT TO EXIST IN HIS OR HER FAVOR AT THE TIME OF EXECUTING THE RELEASE, WHICH IF
KNOWN BY HIM OR HER MUST HAVE MATERIALLY AFFECTED HIS OR HER SETTLEMENT WITH THE
DEBTOR.
  Post-Closing Operating Covenants
 44




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Termination of Transfer Restrictions
 Further Action
 ARTICLE VII
EMPLOYEE MATTERS
 Benefits
 Continuing Employees
  Termination of Certain Company Plans.
 Termination of 401(k) Plan 401(k) Plan
 Termination of Phantom Unit Plan
 45




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WARN Act
 Release Agreements
 ARTICLE VIII
TAX MATTERS
 Books and Records; Cooperation
 Allocation of Taxes
 46




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e.g
 47




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Recharacterization
Contest provided provided further provided provided further
 Notices
 Tax Clearance Certificate provided
 Transfer Taxes Transfer Taxes
 Miscellaneous
 48




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Article VIII
 Article VIII Article IX
  Article VIII
 ARTICLE IX
INDEMNIFICATION
 Survival of Representations and Warranties
 provided, however Article VIII
 provided, however
 49




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Indemnification by Cutler
 Buyer
Indemnified Party Buyer Indemnified Parties Damages
   Article VIII
  Interpretation
 Damages
  50




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No Effect on Liability
 Article IX Article VIII
 Limits on Indemnification
 Threshold Threshold provided, however
 Cap Article IX Cap provided,
however Article IX provided further Article IX
 Insurance and Indemnity Recoveries Article IX
 51




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Tax Benefits Article IX
 Gross Negligence Limitation Article IX
 Exclusive Remedy Article IX Article IX Article IX
  52




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provided, however
 Defense of Third Party Claims
 Third Party Claim Article
IX Third Party Notice
 provided, provided provided, however
 53




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provided, however
 Procedure for Claims between Parties Article IX Claim Notice
 Indemnification Payment
 Objection Notice
 54




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provided, however
  Article IX
 Article IX
  Resolution of Conflicts and Claims
    55




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Selection Criteria
   56




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ARTICLE X
GENERAL PROVISIONS
 Certain Defined Terms
 Accredited Investor Certificate Exhibit A
 Acquisition Documents
 Action
 Affiliate
 Alternate Contingent Notes
 Amended and Restated Operating Agreement Exhibit B
 Ancillary Agreements
 Articles of Organization
 Assets
 Assignment and Assumption of Units Agreement Exhibit C
 57




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Beneficiary Demand Statements
 Business Day
 Buyer Common Stock
 Buyer Disclosure Letter
 Buyer Note 1 Exhibit D
 Buyer Note 2 Exhibit E
 Buyer Note 3 Exhibit F
 Buyer Notes
 Buyer Debt Repayment Amount
 CERCLA
 CERCLIS
 Claims
 Code
 58




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Company Debt
 Company Intellectual Property
 Company IP Agreements
 Companys Knowledge
 Company Lenders
 Company Software
 Contracts
 control controlled by under common control
with
 Copyrights
 59




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Cutler
 Cutler Debt Repayment Amount
 Diligence Materials
 Encumbrance
 Environment
 Environmental Claims
 Environmental Laws et seq et seq et seq et seq et seq et seq et seq
 Environmental Permits
 Equity Participations
 60




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ERISA Affiliate
 Exchange Act
 Existing Operating Agreement
 GAAP
 Governmental Authority
 Gross Product Revenues
 Hazardous Materials
 Indebtedness
 61




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Intellectual Property
 Inventories
 IRS
 Key Employees
 Law
 Leased Real Property
 Letter Agreement Exhibit G
 Liabilities Liability
 Licensed Intellectual Property
 Material Adverse Effect
 62




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Net Non-US Licensing Revenues
 Net Product Revenues
 Non-Compete Agreement Exhibit H
 Patents
 Permitted Encumbrances
 63




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Person
 Phantom Unit Plan
 Pharmaceutical Laws
 Pledge Agreement Exhibit I Article IX
 Pool Shares
 Post-Closing Tax Period
 Pre-Closing Tax Period
 Product
 Receivables
 Regulations
 Registration Rights Agreement Exhibit J
 64




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Release
 Release Agreements Exhibit
K
 Remedial Action
 Securities Act
 Seller Disclosure Letter
 Sellers Accountants
 Sellers Representative
 Sharing Percentage
 Software
 Straddle Period
 65




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Subsidiary Subsidiaries
 Tax Taxes
 Tax Benefit
 Tax Returns
 Trade Secrets
 Trademarks
 66




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Definitions
 Definition
    
    Location401(k) Plan
    
    7.02(a)Agreement
    
    PreambleAllocation
    
    1.06(a)Alternate Contingent Note 1
    
    1.04(d)(i)(A)Alternate Contingent Note 2
    
    1.04(d)(ii)(A)Alternate Contingent Note 3
    
    1.04(d)(iii)(A)Alternate Run Rate Contingent Payment
    
    1.04(d)(iii)Ancillary Lease Documents
    
    4.16(d)Business
    
    RecitalsBuyer
    
    PreambleBuyer Indemnified Party or Buyer Indemnified Parties
    
    9.02(a)Buyer SEC Filings
    
    5.06(a)Claim Notice
    
    9.06Closing
    
    2.01Closing Date
    
    2.01Company
    
    RecitalsCompany Marks
    
    6.01(a)Consent Contracts
    
    4.14(a)Contingent Note
    
    1.04(c)Contingent Payment Dispute Notice
    
    1.04(f)Contingent Payment Quarterly Report
    
    1.04(e)Contingent Payment Period
    
    1.04(a)Contingent Payments
    
    1.04(a)(ii)Continuing Employees
    
    7.01(a)Cutler Debt Repayment Amount
    
    2.03Cutler Threshold Amount
    
    1.03Damages
    
    9.02(a)Designated Buyer Subsidiary
    
    1.07ERISA
    
    4.21(a)Excess Returns Amount
    
    1.05(a)Excess Returns Notice
    
    1.05(a)D&O Indemnified Parties
    
    6.09FDA
    
    4.24(d)Financial Statements
    
    4.07(a)(ii)IMS
    
    1.04(c)Independent Accounting Firm
    
    1.04(f)Initial Contingent Payment
    
    1.04(a)(i)Initial Contingent Payment Determination Period
    
    1.04(a)(i)Initial Run Rate Contingent Payment
    
    1.04(d)(i)
 67




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Definition
    
    LocationInitial Run Rate Contingent Payment Determination
Period
    
    1.04(d)(i)Interim Financial Statements
    
    4.07(a)(iii)lease
    
    4.14(a)Material Contracts
    
    4.14(a)Multiemployer Plan
    
    4.20(c)Multiple Employer Plan
    
    4.20(c)Non-US
Licensing Earn-Out Payment or Non-US Licensing
Earn-Out Payments
    
    1.04(b)NSP Report
    
    1.04(c)Objection Notice
    
    9.07(a)Options
    
    4.16(d)Permits
    
    4.24(a)Plans
    
    4.21(a)Programs
    
    4.24(c)Purchase Price
    
    1.02(a)Recharacterization Contest
    
    8.02(c)Returns Dispute Notice
    
    1.05(b)Run Rate Contingent Payments
    
    1.04(d)(iii)Section 1542
    
    6.06(b)Selection Criteria
    
    9.08(c)Sellers
    
    PreambleSubsequent Contingent Payment
    
    1.04(a)(ii)Subsequent Contingent Payment Determination Period
    
    1.04(a)(ii)Subsequent Run Rate Contingent Payment
    
    1.04(d)(ii)Subsequent Run Rate Contingent Payment Determination
Period
    
    1.04(d)(ii)Supplemental Data
    
    4.07(d)Third Party Claim
    
    9.05(a)Third Party Notice
    
    9.05(a)Threshold
    
    9.04(a)Transfer Taxes
    
    8.05Units
    
    RecitalsWARN Act
    
    4.21(d)
 Interpretation and Rules of Construction
  68




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Expenses
 Notices
   69




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th
  
  
  
 
  
 70




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Public Announcements
 Titles
 Severability
 Entire Agreement
 Assignment
 71




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provided
 Amendment
 Waiver
 No Third Party Beneficiaries provided, however
 Specific Performance
 72




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Governing Law
 Consent to Jurisdiction
 Attorneys Fees
 Currency
 Cumulative Remedies
 Representation by Counsel
 73




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Execution and Counterparts
 Disclosure provided, however
  74




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BUYERAVANIR PHARMACEUTICALS/s/ Eric K. BrandtBy: Eric K. BrandtIts: President and Chief Executive Officer




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COMPANYALAMO PHARMACEUTICALS, LLC/s/ Neal R. CutlerBy: Neal R. CutlerIts: Manager




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SELLERSNEAL R. CUTLER/s/ Neal R. CutlerNeal R. Cutler




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SELLERSFOR INDIVIDUALS:Robert D. EnglishPrint Name of Seller/s/ Robert D. EnglishSignature of SellerFOR ENTITIES:Print Name of SellerBy:Signature of Authorized SignatoryPrint Name of Authorized SignatoryPrint Title of Authorized SignatoryAddress for
Notices :Address  Line 1Address  Line 2Address  Line 3AttentionFacsimileTelephone




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SELLERSFOR INDIVIDUALS:Michael BeckloffPrint Name of Seller/s/ Michael BeckloffSignature of SellerFOR ENTITIES:Print Name of SellerBy:Signature of Authorized SignatoryPrint Name of Authorized SignatoryPrint Title of Authorized SignatoryAddress for Notices :Address  Line 1Address  Line 2Address  Line 3AttentionFacsimileTelephone




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SELLERSFOR INDIVIDUALS:Angelico CartaPrint Name of Seller/s/ Angelico CartaSignature of SellerFOR ENTITIES:Print Name of SellerBy:Signature of Authorized SignatoryPrint Name of Authorized SignatoryPrint Title of Authorized SignatoryAddress for
Notices :Address  Line 1Address  Line 2Address  Line 3AttentionFacsimileTelephone




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SELLERSFOR INDIVIDUALS:Anthony R. DisantoPrint Name of Seller/s/ Anthony R. DisantoSignature of SellerFOR ENTITIES:Print Name of SellerBy:Signature of Authorized SignatoryPrint Name of Authorized SignatoryPrint Title of Authorized SignatoryAddress for Notices :Address  Line 1Address  Line 2Address  Line 3AttentionFacsimileTelephone




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SELLERSFOR INDIVIDUALS:Robert M. LichtenPrint Name of Seller/s/ Robert M. LichtenSignature of SellerFOR ENTITIES:Print Name of SellerBy:Signature of Authorized SignatoryPrint Name of Authorized SignatoryPrint Title of Authorized SignatoryAddress for Notices :Address  Line 1Address  Line 2Address  Line 3AttentionFacsimileTelephone




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SELLERSFOR INDIVIDUALS:Lee TintlePrint Name of Seller/s/ Lee TintleSignature of SellerFOR ENTITIES:Print Name of SellerBy:Signature of Authorized SignatoryPrint Name of Authorized SignatoryPrint Title of Authorized SignatoryAddress for Notices :Address  Line 1Address  Line 2Address  Line 3AttentionFacsimileTelephone




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SELLERSFOR INDIVIDUALS:John J. SramekPrint Name of Seller/s/ John J. SramekSignature of SellerFOR ENTITIES:Print Name of SellerBy:Signature of Authorized SignatoryPrint Name of Authorized SignatoryPrint Title of Authorized SignatoryAddress for Notices :Address  Line 1Address  Line 2Address  Line 3AttentionFacsimileTelephone




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SELLERSFOR INDIVIDUALS:Samuel SimmonsPrint Name of Seller/s/ Samuel SimmonsSignature of SellerFOR ENTITIES:Print Name of SellerBy:Signature of Authorized SignatoryPrint Name of Authorized SignatoryPrint Title of Authorized SignatoryAddress for Notices :Address  Line 1Address  Line 2Address  Line 3AttentionFacsimileTelephone




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SELLERSFOR INDIVIDUALS:Paul F. DuffyPrint Name of Seller/s/ Paul F. DuffySignature of SellerFOR ENTITIES:Print Name of SellerBy:Signature of Authorized SignatoryPrint Name of Authorized SignatoryPrint Title of Authorized SignatoryAddress for Notices :Address  Line 1Address  Line 2Address  Line 3AttentionFacsimileTelephone




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SELLERSFOR INDIVIDUALS:Robert L. SevyPrint Name of Seller/s/ Robert L. SevySignature of SellerFOR ENTITIES:Print Name of SellerBy:Signature of Authorized SignatoryPrint Name of Authorized SignatoryPrint Title of Authorized SignatoryAddress for Notices :Address  Line 1Address  Line 2Address  Line 3AttentionFacsimileTelephone




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SELLERSFOR INDIVIDUALS:Print Name of SellerSignature of SellerFOR ENTITIES:United Healthcare Services, Inc.Print Name of SellerBy:
    
    /s/ Stephen J. HemsleySignature of Authorized SignatoryStephen J. HemsleyPrint Name of Authorized SignatoryPresident and COO, United Health GroupPrint Title of Authorized SignatoryAddress for Notices :United Health Group IncorporatedAddress  Line 19900 Bren Road EastAddress  Line 2Minnetanka, MN 55343Address  Line 3General Counsel & VP Corporate DevelopmentAttention952-936-1398Facsimile952-936-5744Telephone




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SCHEDULE A
 Unit Holders
 Michael BeckloffAngelico CartaNeal CutlerTony DisantoPaul DuffyRobert EnglishRobert LichtenBob SevySam SimmonsJohn SramekLee TintleUnited Healthcare




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Exhibit B
 FOURTH AMENDED AND RESTATED
LIMITED LIABILITY COMPANY OPERATING AGREEMENT
OF
ALAMO PHARMACEUTICALS, LLC
 Agreement Company Member Effective Date
 et seq Act
 Organizational and Other Matters
 Name
 Principal Business Office
 Registered Agent th
 Term
 Articles of Organization




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Purpose
 Management of Company Managers Officers
 Distributions and Allocations
 Exculpation
 Indemnity Indemnitee
 Dissolution and Winding Up
 Amendments
 Governing Law




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MEMBER:
AVANIR PHARMACEUTICALS, a California corporationBy:
    /s/ Eric K. BrandtEric K. BrandtPresident and Chief Executive Officer