After Pfizer fired him in December 2005, Rost filed a wrongful termination lawsuit, while Pfizer said that they had planned to eliminate his position due to redundancies from the merger in 2003, but that they had kept him because they were aware of the FCA suit he had filed.
After Pfizer fired him in December 2005, Rost sued for wrongful termination while Pfizer claimed they planned to terminate his position due to redundancies from the 2003 merger, yet kept him due to their awareness of the FCA lawsuit he filed.