• Brown and right-hander Justin De Fratus were out Wednesday with the flu. It also claimed head athletic trainer Scott Sheridan.
• The Phillies returned Kevin Munson to the D-backs on Tuesday. The right-hander, a Rule 5 Draft pick, walked eight batters in seven innings.
"We liked the arm and we liked the player," Amaro said. "We just felt like he wasn't going to be able to compete for one of our spots at this stage of the game. We've got to get some other guys some reps and see how the rest of the bullpen shakes out."
Todd Zolecki is a reporter for MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.