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Heat-based contraception. An alternative male contraceptive method involves heating the testicles so that they cannot produce sperm. Sperm are best produced at a temperature slightly below body temperature. The muscles around a male's scrotum involuntarily tighten if the man's body temperature drops, and they loosen, allowing the testes to hang ...
Hormonal contraception refers to birth control methods that act on the endocrine system. Almost all methods are composed of steroid hormones, although in India one selective estrogen receptor modulator is marketed as a contraceptive. The original hormonal method—the combined oral contraceptive pill —was first marketed as a contraceptive in ...
Profession. Physician and medical researcher. Marthe Voegeli was a Swiss physician and pioneer in the field of male contraceptive research. Between 1930 and 1950, Voegeli practiced medicine in India at her own private hospital. During this time, with the assistance of 9 volunteers, she experimented with a process of heat-based contraception. [ 1]
The copper IUD (also known as a copper T intrauterine device) is a non-hormonal option of birth control. It is wrapped in copper which creates a toxic environment for sperm and eggs, thus preventing pregnancy. [2] The failure rate of a copper IUD is approximately 0.8% and can prevent pregnancy for up to 10 years.
Vas-occlusive contraception is a form of male contraception that blocks sperm transport in the vas deferens, the tubes that carry sperm from the epididymis to the ejaculatory ducts. Vas-occlusive contraception provides a contraceptive effect through physical blockage of the vas deferens, the duct connecting the epididymis to the urethra.
Gossypol (/ ˈɡɒsəpɒl /) is a natural phenol derived from the cotton plant (genus Gossypium). Gossypol is a phenolic aldehyde that permeates cells and acts as an inhibitor for several dehydrogenase enzymes. It is a yellow pigment. The structure exhibits atropisomerism, with the two enantiomers having different biochemical properties.
The diaphragm is a barrier method of birth control. [3] It is moderately effective, with a one-year failure rate of around 12% with typical use. [4] It is placed over the cervix with spermicide before sex and left in place for at least six hours after sex. [5] [6] Fitting by a healthcare provider is generally required. [5] Side effects are ...
Weight. No evidence of weight gain [1] Combined hormonal contraception (CHC), or combined birth control, is a form of hormonal contraception which combines both an estrogen and a progestogen in varying formulations. [1][2] The different types available include the pill, the patch and the vaginal ring, which are all widely available, [3] and an ...