Hormonal male contraception based on testosterone alone or on a combination of
testosterone with a gestagen has been shown to suppress spermatogenesis effectively and …

Approaches to hormonal male contraception are predominantly based on injectable
testosterone (T) application. As most users would prefer an injection-independent modality …

Hormonally induced azoospermia induced by weekly im injections of testosterone enanthate
provides effective and reversible male contraception, but more practical regimens are …

In this study we evaluated whether testosterone undecanoate (TU), alone or combined with
low dose cyproterone acetate (CPA), can maintain spermatogenic suppression induced by …

PURPOSE: It is unclear whether intramuscular administration of testosterone esters to
hypogonadal men is associated with changes in plasma lipids. We therefore analyzed 19 …

There is often inherent conflict in the overlapping fields of male fertility and andrology. While
the goal of all male fertility specialists is to facilitate and preserve biologic paternity, many …

Introduction: Exogenous androgens plus progestins can be used to suppress
spermatogenesis, resulting in effective male hormonal contraception; however, induction of …

Androgens play a crucial role in the development of male reproductive organs such as the
epididymis, vas deferens, seminal vesicle, prostate and the penis. Furthermore, androgens …

In the archived volumes of JCEM, male hormonal contracep-tion first occurs in 1979 when
Cunninghamet al.(1) explored “the potential for an androgen male contraceptive” and …

Sex steroid-based male contraceptive regimens do not induce consistent azoospermia. The
reason for this variable response is obscure. We used normal adult male monkeys, Macaca …