Synthesis of Androgens 17,20-Lyase

A steroid-modifying enzyme catalyzes a reaction that alters some structural feature of a steroid, resulting in the formation of an active hormone or an inactive metabolite. These enzymes are present in many tissues, although 

A number of drugs have an inhibitory effect on one or more steroidogenic/steroid modifying enzymes, and some of these are used clinically to inhibit the production of certain steroid hormones. Some of the important drugs used for this purpose are broad spectrum while others are hormone-specific a few are listed below along with their principle therapeutic use  

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