Pharmaceutical services company AmerisourceBergen announced the signing of a definitive agreement to purchase Theracom a subsidiary of CVS Caremark for $250 million. The acquisition is expected to be neutral to fiscal year 2012 earnings, and slightly accretive in fiscal 2013.

Theracom, with an annualized revenues of around $700 million, provides a wide range of support to pharmaceutical and biotechnology drug manufacturers including consulting and reimbursement services and deal will be closed in the first quarter, ending December 31. The combination is expected to expand AmerisourceBergen's reimbursement, adherence and patient access services for pharmaceutical and biotech.

Theracom will join Lash Group as part of AmerisourceBergen Consulting Services. Lash Group and Theracom will offer an extensive platform of services and solutions to support the growing demand for patient access and reimbursement services, and support the need for unique distribution solutions.