Cardinal Health is a leading pharmaceutical wholesaler, engaged in the sourcing and distribution of branded, generic, and specialty pharmaceutical products to pharmacies (retail chains, independent, and mail-order), hospitals networks, and healthcare providers. Along with AmerisourceBergen and McKesson, the three compose well over 90% of the U.S. pharmaceutical wholesale industry. Cardinal Health also supplies medical-surgical products and equipment to healthcare facilities in North America, Europe, and Asia.