The current prevalence rate for contraceptive use in Nigeria is approximately 11%–13%.
This rate is very low in spite of the high rate of sexual activity and widespread awareness of …

The provision of safe, effective contraception has been revolutionized in the past 40 yr
following the development of synthetic steroids and the demonstration that administration of …

Contraceptives that are readily available and acceptable are required in many poorer
countries to reduce population growth and in all countries to prevent maternal morbidity and …

Despite the variety of available female contraceptive methods, many pregnancies (∼ 50%)
are still undesired. Many men (> 60%) want to participate equally with their partner in family …

Background Options for male contraception are limited. The purpose of this study was to use
a nonhuman primate model to evaluate Vasalgel™, a high molecular weight polymer being …

Background Vasectomy is currently the only long-acting contraceptive option available for
men, despite increasing demand and potentially significant positive impacts on human …

In recent years, nanotechnology has revolutionized global healthcare and has been
predicted to exert a remarkable effect on clinical medicine. In this context, the clinical use of …

Despite the widely demonstrated public health benefits of contraception, limited
contraceptive options are available for men, placing both the contraceptive burden and …

Nonhormonal drugs for contraception in men may have advantages over hormonal
methods. The nonhormonal methods can have more rapid onset and less interference with …

The study aimed to evaluate reversal of short-and long-term vas occlusion with reversible
inhibition of sperm under guidance (RISUG) using dimethyl sulfoxide (DMSO) and sodium …