New approaches to male non-hormonal contraception
نویسندگان
چکیده
منابع مشابه
Advances in male hormonal contraception
Contraception is a basic human right for its role on health, quality of life and wellbeing of the woman and of the society as a whole. Since the introduction of female hormonal contraception the responsibility of family planning has always been with women. Currently there are only a few contraceptive methods available for men, but recently, men have become more interested in supporting their pa...
متن کاملClinical trials in male hormonal contraception.
Research has established the principle of hormonal male contraception based on suppression of gonadotropins and spermatogenesis. All hormonal male contraceptives use testosterone, but only in East Asian men can testosterone alone suppress spermatogenesis to a level compatible with contraceptive protection. In Caucasians, additional agents are required of which progestins are favored. Clinical t...
متن کاملMale Hormonal Contraception: Where Are We Now?
Hormonal male contraception clinical trials began in the 1970s. The method is based on the use of exogenous testosterone alone or in combination with a progestin to suppress the endogenous production of testosterone and spermatogenesis. Studies using testosterone alone showed that the method was very effective with few adverse effects. Addition of a progestin increases the rate and extent of su...
متن کاملRising to the challenge of male hormonal contraception
More than a quarter of couples worldwide depend on male contraception.1 Yet, vasectomy aside, male contraceptives are not very reliable. The unintended pregnancy rate with condoms, for example, is 15% to 20% a year.2 This unreliability probably helps explain why more than half of men might try a male hormonal contraceptive (MHC).3 Indeed, new male contraceptives seem to be popular across all ra...
متن کاملHormonal Contraception
the mechanism of transformation by RNA viruses. Benyesh-Melnick and co-workers describe the presence of DNA in purified murine leukemia-sarcoma virus preparations, suggesting that, in addition to unexpectedly complex enzymatic machinery, some tumor viruses may contain more than one type of nucleic acid. Several groups analyze differences in the membranes of transformed and normal cells. Burger,...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Contraception
سال: 2013
ISSN: 0010-7824
DOI: 10.1016/j.contraception.2012.08.016