Dodgers starting pitcher Zack Greinke tossed a 23-pitch bullpen session on Tuesday without any discomfort, according to MLB.com. Greinke, who received a routine injection into his elbow last week, also threw on flat surface Sunday and Monday.

The 31-year-old finished 2014 with a 17-8 record and 207 strikeouts over 202 1/3 innings pitched.