Introduction
Andrology is defined as the area of scientific study concerned with the masculine constitution and the diseases of the human male. This implies especially the study of diseases of the male organs of reproduction and aspects of fertility.
Because of the current demographic trends, andrology increasingly will be concerned with problems of aged males, as well as those males in the "crisis decade" (the 50s) entering into an "andropause," or a putative male climacteric. While many critical issues of health and drug therapy of importance to men are not necessarily restricted to that sex, in this article we will consider only those topics that are exclusive to male …