John Lannan (quad) threw a bullpen session on Saturday afternoon in Clearwater, Florida.
Phillies manager Charlie Manuel said Thursday that John Lannan (quadriceps) could miss 6-8 weeks.
Phillies placed LHP John Lannan on the 15-day disabled list with a strained left quadriceps muscle.
John Lannan will have his left knee examined on Thursday by the Phillies' team doctor.
John Lannan allowed six runs in 1 2/3 innings as the Phillies lost to the Reds on Wednesday.
John Lannan pitched well again in a no-decision against the Marlins on Friday, surrendering just one run on three hits over his six innings of work.
John Lannan allowed three runs in seven innings and took a no-decision in the Phillies' win over the Royals on Saturday.
John Lannan was left in to give up 12 runs in four innings Monday against the Blue Jays.
John Lannan blanked the Rays for five innings Friday to lower his spring ERA to 3.21.
John Lannan pitched three scoreless innings versus the Pirates in his start Monday.
Phillies signed LHP John Lannan to a one-year, $2.5 million contract.
Jim Salisbury of CSNPhilly.com reports the Phillies have signed John Lannan to a one-year, $2.5 million contract, pending a physical.
The Washington Times' Amanda Comack hears that John Lannan has drawn interest from 11 teams.
Joel Sherman of the New York Post reports that the Mets have shown interest in free agent left-hander John Lannan.