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06/25/2012 4:22 PM EST

Marlon Byrd suspended

The Office of the Commissioner of Baseball announced today that outfielder Marlon Byrd has received a 50-game suspension after testing positive for Tamoxifen, a performance-enhancing substance, in violation of Major League Baseball’s Joint Drug Prevention and Treatment Program.

Byrd, who is a free agent, will be placed on the Restricted List for the duration of his suspension, which will begin immediately and will be in effect through August 20, 2012.  Byrd’s suspension will result in his loss of 50 days of pay.

This story was not subject to the approval of Major League Baseball or its clubs.