1.   Bayer has hired Express Scripts, a pharmacy benefit management company in Maryland Heights, Mo., to process the applications and deliver the drug.

2.   But critics say the pharmacy benefit management companies negotiate deals with drug makers that benefit themselves and the drug companies more than anyone else.

3.   Health insurance plans, pharmacy benefit management companies and drug manufacturers are all hoping to gain control of the drug-ordering process, Barrett said.

4.   Other pharmacy benefits management companies did not respond to requests for comment on possible conflicts of interest.

5.   One pharmacy benefits management company complained this week that the drugs are vastly overprescribed.

6.   Retail pharmacy companies also have complained.

7.   Something of the same nature happens with some online and telephone-based pharmacy companies, which use sophisticated software to note your medical history and drug requirements.

8.   Trio was one of a number of pharmacy companies CVS purchased.