0001193125-12-153615 Sample Contracts

SUBSIDIARY GUARANTY

Subsidiary Guaranty • April 6th, 2012 • Express Scripts Holding Co. • Retail-drug stores and proprietary stores • New York

• Contract Type
  Subsidiary Guaranty
• Filed
  April 6th, 2012
• Company
  Express Scripts Holding Co.
• Industry
  Retail-drug stores and proprietary stores
• Jurisdiction
  New York

This SUBSIDIARY GUARANTY is entered into as of April 2, 2012, by and among THE UNDERSIGNED (each a “Guarantor”, and, together with any Additional Guarantors (as hereinafter defined), collectively the “Guarantors”) in favor of and for the benefit of Credit Suisse AG, Cayman Islands Branch, as agent for and representative of (in such capacity herein called “Guarantied Party”) the financial institutions party to the Credit Agreement (as hereinafter defined) (the “Lenders”) referred to below, and, subject to subsection 3.12, for the benefit of the other Beneficiaries (as hereinafter defined).

FIRST SUPPLEMENTAL INDENTURE

First Supplemental Indenture • April 6th, 2012 • Express Scripts Holding Co. • Retail-drug stores and proprietary stores • New York

• Contract Type
  First Supplemental Indenture
• Filed
  April 6th, 2012
• Company
  Express Scripts Holding Co.
• Industry
  Retail-drug stores and proprietary stores
• Jurisdiction
  New York

The Supplemental Indenture (this “First Supplemental Indenture”), dated as of April 2, 2012, among Medco Health Solutions, Inc., a corporation duly organized and existing under the laws of the State of Delaware (the “Company”), Express Scripts Holding Company (formerly Aristotle Holding, Inc.), a Delaware corporation, its subsidiaries listed as signatories hereto and the Company subsidiaries listed as signatories hereto (each, a “Guarantor,” and, collectively, the “Guarantors”) and U.S. Bank Trust National Association, as trustee under the indenture referred to below (the “Trustee”).

SECOND SUPPLEMENTAL INDENTURE

Supplemental Indenture • April 6th, 2012 • Express Scripts Holding Co. • Retail-drug stores and proprietary stores • New York

• Contract Type
  Supplemental Indenture
• Filed
  April 6th, 2012
• Company
  Express Scripts Holding Co.
• Industry
  Retail-drug stores and proprietary stores
• Jurisdiction
  New York

SECOND SUPPLEMENTAL INDENTURE (this “Second Supplemental Indenture”), dated as of April 2, 2012, among Medco Health Solutions, Inc., a Delaware corporation (the “Company”), the existing subsidiary guarantors listed as signatories hereto (each, an “Existing Guarantor” and collectively, the “Existing Guarantors”), the entities listed on Schedule I hereto (each, a “Guarantor” and, collectively, the “Guarantors”), and U.S. Bank Trust National Association, as trustee under the indenture referred to below (the “Trustee”).