BlackRock and GTCR-backed Transaction Data Systems, an independent pharmacy software solutions provider, completed the merger with Outcomes business of Cardinal Health, an American multinational health care services company. Financial terms were not disclosed. “TDS and Outcomes have been dedicated to improving the health of communities through pharmacy excellence for over a combined 45 year. Together, we now have the ability to extend unique value-added solutions through our newly combined network and establish our reach as the largest provider in the pharmacy market bridging care connections with payers and pharma to improve health outcomes," Jude Dieterman, Transaction Data Systems CEO.