McKesson Corporation is a healthcare services provider in the US and abroad, with operations in four segments: U.S. Pharmaceutical, International, Medical-Surgical Solutions, and Prescription Technology Solutions. The company distributes branded, generic, and specialty drugs and other healthcare products, provides practice management, consulting, outsourcing, and other services to pharmacies and specialty practices, and offers solutions to biopharma and life sciences partners and patients. Founded in 1833, McKesson is based in Irving, Texas.