Louisiana Attorney General Liz Murrill plans to send a cease and desist letter to CVS for mass text messages sent to customers lobbying against legislation and is opening an investigation into whether the pharmaceutical giant improperly used customers’ personal information.

CVS sent text messages to customers urging them to contact lawmakers about a controversial bill on pharmacy benefits managers. Louisiana Attorney General Liz Murrill says she's investigating whether that was improper.

Louisiana Attorney General Liz Murrill announced that her office will investigate CVS for allegedly sending text messages to state employees urging them to oppose a bill that would allow licensed pharmacy technicians to access their pharmacy's software system or dispensing information system.