17.beta.-substituted-4-aza-5.alpha.-androstan-3-one derivatives and
申请人:Farmitalia Carlo Erba
公开号:US05155107A1
公开(公告)日:1992-10-13
The present invention concerns steroidic 5.alpha.-reductase inhibitors having the formula: ##STR1## As a result of their 5.alpha.-reductase inhibiting activity, these compounds are useful in the treatment of androgen dependent conditions and diseases.