JURISDICTION OF ORGANIZATION | |||||
| Canada Distribution Holdings Limited Partnership | Canada | ||||
| McKesson Global Procurement & Sourcing Limited | United Kingdom | ||||
| McKesson International Bermuda IP2A Limited | Bermuda | ||||
| McKesson International Bermuda IP3A Limited | Bermuda | ||||
| McKesson International Holdings Unlimited Company | Ireland | ||||
| McKesson Medical-Surgical Holdings Inc. | United States | ||||
| McKesson Medical-Surgical Inc. | United States | ||||
| McKesson Medical-Surgical Top Holdings Inc. | United States | ||||
| McKesson Plasma and Biologics LLC | United States | ||||
| McKesson Specialty Care Distribution LLC | United States | ||||
| McKesson UK Finance I Limited | United Kingdom | ||||
| McKesson UK Finance II Limited | United Kingdom | ||||
| McKesson US Finance Corporation | United States | ||||
| US Oncology Holdings, Inc. | United States | ||||
| US Oncology, Inc. | United States | ||||