The report, from Dr. Jeffrey M. Anderson, was issued jointly by MLB and the Major League Baseball Players Association and covers the period from the beginning of the 2011-12 offseason through the end of the 2012 postseason.
A total of 5,136 samples -- 3,955 urine tests and 1,181 blood tests -- were collected and analyzed during the time period. Eighteen of the results were positive and resulted in discipline. Seven were for performance-enhancing substances, including four for testosterone and one each for Clenbuterol, Clostebol and Tamoxifen. Eleven were for stimulants, 10 for Adderall and one for d-amphetamine.
There were 119 Therapeutic Use Exemptions granted for Attention Deficit Disorder (116), Hypertension (2) and Hypogonadism (1).
The joint program requires a public disclosure to be issued by Dec. 1 each year.
Paul Hagen is a reporter for MLB.com. This story was not subject to the approval of Major League Baseball or its clubs.