The Giants will call up relief prospect Heath Hembree prior to Tuesday's game.
Giants pitching prospect Heath Hembree has been activated from the disabled list and assigned to High-A San Jose.
Heath Hembree was diagnosed with a mild flexor strain in his right elbow.
Giants assistant general manager Bobby Evans said Thursday that prospect right-hander Heath Hembree "looks to have" a flexor strain in his elbow.
Giants reassigned RHP Heath Hembree to minor league camp.