Mike Fish and T.J. Quinn of ESPN.com report that Everth Cabrera, Jordan Norberto, Fernando Martinez, Fautino De Los Santos and Cesar Puello are listed in documents from Anthony Bosch's Biogenesis clinic.
Hanley Ramirez left Monday's game versus the Rays in the first inning with an apparent left arm/shoulder injury.
Sean Doolittle (shoulder) will face hitters on May 11.
Mariners placed OF Austin Jackson on the 15-day disabled list with a right ankle sprain.
Adam Ottavino revealed Monday that he's likely to have Tommy John surgery to repair a partially torn ulnar collateral ligament in his right elbow.
Alex Cobb (forearm) has been shut down from throwing after experiencing "a little bit of a setback," according to Rays manager Kevin Cash.
Anthony Rendon (knee, side) has flown back to Washington, D.C. to have his injured left side examined.
Twins placed OF Oswaldo Arcia on the 15-day disabled list a with right hip flexor strain.
Jorge Soler is not in the Cubs' starting lineup on Monday night against the Cardinals.
Padres purchased the contract of C Austin Hedges from Triple-A El Paso.
Jean Segura (head) is out of the Brewers' starting lineup on Monday night versus the Dodgers.
Indians manager Terry Francona said Nick Swisher (knees) will be activated from the disabled list Tuesday.