Prostate cancer, hepatic impairment, DM, history of depression, familial defects in lipoprotein metabolism, CV diseases. Monitor LFT, adrenocortical function, LDL and HDL levels, and RBC count during treatment. In women: Interrupt treatment if persistent or recurrent bleeding occurs to exclude the possibility of organic diseases. May increase risk of thrombo-embolic diseases. Ineffective for male hypersexuality in chronic alcoholism. May impair ability to drive or operate machinery. Pregnancy, lactation.