Several successful athletes and professional bodybuilders have come forward and admitted long-term methandrostenolone use before the drug was banned, including Arnold Schwarzenegger, Ronnie Coleman and Phil Heath .
John Bosley Ziegler, John Ziegler, Montana Jack, (circa 1920 - 1983) was an American physician who originally developed the anabolic steroid Methandrostenolone (Dianabol, DBOL) which was released in the USA in 1958 by Ciba.