Anti-estrogens


Anti-estrogens are a subcategory of pharmaceutical active pharmaceutical ingredients (APIs) that play a crucial role in the field of medicine. These compounds are specifically designed to counteract the effects of estrogens, a group of hormones primarily responsible for regulating various physiological processes in the body, particularly in females.

Anti-estrogens act by binding to estrogen receptors, either blocking or reducing the effects of estrogen in target tissues. This mechanism of action makes them valuable in the treatment of estrogen-related conditions, such as certain types of breast cancer, endometriosis, and infertility. Additionally, anti-estrogens are commonly used in hormone replacement therapy and as an adjunct in assisted reproductive technologies.

One widely used anti-estrogen API is Tamoxifen, which selectively inhibits estrogen receptors in breast tissue, thus impeding the growth of estrogen-sensitive breast cancers. Another notable anti-estrogen is Clomiphene, which is employed in the management of female infertility by promoting ovulation.

The development and utilization of anti-estrogen APIs have significantly advanced medical treatment options, providing improved outcomes for patients dealing with estrogen-related disorders. These compounds are typically synthesized through complex chemical processes, ensuring high purity and pharmaceutical grade standards.

In summary, anti-estrogen APIs offer targeted therapy for conditions influenced by estrogens. Their ability to modulate estrogen receptor activity makes them essential tools in cancer treatment, reproductive medicine, and hormone therapy, ultimately contributing to better patient care and overall well-being.

NameCAS numberCategoryAmount of suppliers
Fulvestrant129453-61-8Anti-estrogens31
Tamoxifen10540-29-1Anti-estrogens14