The continued and rapid expansion of the Earth's population mandates the need for safe
and effective measures of contraception. While a plethora of options exist for women …

There is a need to develop new contraceptives, particularly for men whose current choices
are suboptimal in terms of effectiveness and ease of reversibility. Recent surveys indicate …

Background The hormonal control of spermatogenesis was unravelled decennia before the
recent advances in genetics and molecular biology. This explains why hormonally active …

This review illustrates the principle of hormonal male contraception and gives an overview of
current trials aiming at the development of a marketable hormonal contraceptive for men …

Male hormonal contraception is efficacious, reversible and well tolerated for the target
population of younger men in stable relationships. Suppression of spermatogenesis is …

Testosterone-based hormone combinations are able to reversibly suppress human
spermatogenesis; however, a uniformly effective regimen has remained elusive …

Research has established the principle of hormonal male contraception based on
suppression of gonadotropins and spermatogenesis. All hormonal male contraceptives use …

World population continues to grow at an unprecedented rate, doubling in a mere 50 years
to surpass the 7-billion milestone in 2011. This steep population growth exerts enormous …

The general interest in the availability of male contraceptives is on the increase across
different cultures and ethnic backgrounds, due in part to the fact that men are now willing …

Hormones inhibit fertility in men by suppressing sperm production. Testosterone-enanthate
induced azoospermia has proven to provide optimal contraceptive protection. Preliminary …