The Office of the Commissioner of Baseball announced today that Miami Marlins Minor League right-handed pitcher Ronny Fermin has received a 50-game suspension after testing positive for Metabolites of Stanozolol, a performance-enhancing substance in violation of the Minor League Drug Prevention and Treatment Program.

The suspension of Fermin, who is currently on the roster of the rookie-level Gulf Coast League Marlins, will be effective at the start of the 2014 GCL season.