1.   And pharmacists in a dozen states are pressing for laws that would tighten regulatory oversight of pharmacy benefit managers.

2.   A different scenario has Marion buying a pharmacy benefit manager in a vertical-integration strategy.

3.   Both Lilly and SmithKline soon sold their pharmacy benefit managers at substantial losses, but Merck has held on to Medco.

4.   But doctors and pharmacists have expressed concern about the market power of pharmacy benefit managers.

5.   But pharmacy benefit managers are coming under increasing scrutiny.

6.   Distributors like PCS, called pharmacy benefits managers, give priority status to certain drugs in return for lower prices from the manufacturers.

7.   Efforts by those companies and by the other pharmacy benefit managers to control costs have largely been stymied.

8.   Express Scripts, like other pharmacy benefit managers, reviews prescriptions before they are filled at retail drugstores across the country.

9.   Federal investigators recently issued subpoenas to drug manufacturers, according to Jerry Wells, pharmacy program manager for the Florida Medicaid program.

10.   In addition to the benefits of allying with a pharmacy benefit manager, Neupert said the deal would give consumers more choice.