Mesterolone is an androgenic synthetic hormone originally used to treat sexual and fertility issues, it has an ability to raise free sex hormone. The drug was developed as early as 1930s and has been widely used in patient treatment ever since. Once mesterolone enters muscle tissues enzymes bind to it so the steroid loses all anabolic effect thus it is generally considered to be a strong androgen with a weak anabolic effect. Other effects of this medication include:
Since this medication has a weak anabolic effect mesterolone does not work as a sports steroid for bulking cycles. However, it has other benefits for competitive bodybuilders. They like to run it as a part of the cycle in order to suppress estrogen and avoid gynecomastia. The medication will also help you lose more fat when on the cutting cycle.
The drug can also be included into the post-cycle therapy in order to suppress estrogen levels. It is one of the multi-purpose quality steroids. Female athletes should avoid this drug as it causes rapid virilization.
Male users can also have male-pattern balding, if genetically predisposed to it or bouts of acne and oily skin.