by RAY PAULICK
Erythropoietin is a hormone produced naturally by the kidney that helps regulate the production of red blood cells. Epogen is a drug developed by scientists in the 1980s to treat human diseases like anemia, where red blood cell counts are insufficiently low.
Epogen, or EPO for short, quickly found its way into human sports as the blood-doping drug of choice. The drug, which rose to prominence alongside anabolic steroids in the 1990s, rendered many Olympics results suspicious and carried now-disgraced cyclist Lance Armstrong to unprecedented success in the Tour de France from 1999 to 2005 (though he has been stripped of those titles for cheating).
Increasing red blood cells has been a goal in horse racing, too, through conventional treatments like vitamin and mineral supplements as well as illegal methods similar to human sports.
Epogen has been brought illegally into horse racing…
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