Cardinal Health is one of three leading pharmaceutical wholesalers in the us, engaged in sourcing and distributing of branded, generic, and specialty pharmaceutical products to pharmacies (retail chains, independent, and mail order), hospitals networks, and healthcare providers. Along with Cencora and McKesson, the three comprise well over 90% of the us pharmaceutical wholesale industry. Cardinal Health also supplies medical-surgical products and equipment to healthcare facilities in North America, Europe, and Asia.