Fertility Clock Headlines, Fertility Headlines

Reducing Sperm’s Swimming Ability Could be Key to Male Contraceptive Pill

Sydney: Australian researchers may have come closer to developing a male contraceptive pill.

They have discovered a way to cut off the fuel supply to the “motor” that drives human sperm, greatly reducing their swimming ability and opening a new avenue to developing a male pill.

The finding also throws new light on the little-understood reasons for infertility in men, the Sydney Morning Herald reported. Read full article.

 

Fertility Clock Headlines, Fertility Headlines

Novel Progestin Nestorone, Testosterone Promising as Transdermal Male Contraceptive

HOUSTON – Applying transdermal gels containing off-label testosterone and an experimental nonandrogenic progestin showed promise as a form of reversible contraception for men in a randomized, double-blind, controlled pilot study in 99 men.

Healthy male volunteers were randomized in three groups to apply gels containing 10 g of testosterone plus placebo or testosterone plus either 8 mg or 12 mg of Nestorone, an investigational synthetic nonandrogenic progestin. They were asked to apply the gels daily for 20-24 weeks, and 56 complied.

Read full article.