Pennsylvania Pharmaceutical Services, LLC Watch

from S-4 12 pages Accession Agreement

from S-4 27 pages Oiler Acquisition Corp. $300,000,000 9.00% Senior Notes Due 2012 $275,000,000 10.75% Senior Subordinated Notes Due 2014 Registration Rights Agreement

from S-4 14 pages This First Supplemental Indenture, Dated as of August 20, 2004 (This “First Supplemental Indenture”), Is by and Among US Oncology, Inc., a Delaware Corporation (“US Oncology”), Each of the Parties Identified as a Subsidiary Guarantor on the Signature Pages Hereto (Each, a “Subsidiary Guarantor” and Collectively, the “Subsidiary Guarantors”) and Lasalle Bank National Association, a National Banking Association, as Trustee (The “Trustee”)

from S-4 154 pages Oiler Acquisition Corp. 10 3/4% Senior Subordinated Notes Due 2014 Indenture Dated as of August 20, 2004 Lasalle Bank National Association Trustee

from S-4 14 pages This First Supplemental Indenture, Dated as of August 20, 2004 (This “First Supplemental Indenture”), Is by and Among US Oncology, Inc., a Delaware Corporation (“US Oncology”), Each of the Parties Identified as a Subsidiary Guarantor on the Signature Pages Hereto (Each, a “Subsidiary Guarantor” and Collectively, the “Subsidiary Guarantors”) and Lasalle Bank National Association, a National Banking Association, as Trustee (The “Trustee”)

from S-4 145 pages Oiler Acquisition Corp. 9% Senior Notes Due 2012 Indenture Dated as of August 20, 2004 Lasalle Bank National Association Trustee

from S-4 21 pages First Supplemental Indenture