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Puberty blockers (also called puberty inhibitors or hormone blockers) are medicines used to postpone puberty in children. The most commonly used puberty blockers are gonadotropin-releasing hormone (GnRH) agonists , which suppress the natural production of sex hormones , such as androgens (e.g. testosterone ) and estrogens (e.g. estradiol ).
Puberty blockers and hormone therapies may be helpful in many cases and neutral or harmful in many others. The fact that there's no consensus is all the more reason to leave this decision to ...
“Puberty blockers are sort of like a man-made hormone analogue, and basically what they do is fool the brain into not sending messages to the ovaries and testes to secrete hormones,” said Dr ...
It found that less than 0.1% of U.S. transgender and gender diverse (TGD) adolescents were prescribed puberty blockers or gender-affirming hormones—and that not a single patient under age 12 ...
A gonadotropin-releasing hormone agonist (GnRH agonist) is a type of medication which affects gonadotropins and sex hormones. [1] They are used for a variety of indications including in fertility medicine and to lower sex hormone levels in the treatment of hormone-sensitive cancers such as prostate cancer and breast cancer, certain gynecological disorders like heavy periods and endometriosis ...
Unlike the GnRH agonists, which cause an initial stimulation of the hypothalamic–pituitary–gonadal axis (HPG axis) that leads to a surge in testosterone or estrogen levels, GnRH antagonists have an immediate onset of action and rapidly reduce sex hormone levels without an initial surge.
A comparison of the structures of the natural estrogen hormone estradiol (left) and one of the nonyl-phenols (right), a xenoestrogen endocrine disruptor. Endocrine disruptors, sometimes also referred to as hormonally active agents, [1] endocrine disrupting chemicals, [2] or endocrine disrupting compounds [3] are chemicals that can interfere with endocrine (or hormonal) systems. [4]
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