Estrogens and Progestogens

Estrogens and Progestogens

Estrogens and progestogens are key steroid hormone APIs essential for regulating reproductive physiology, menstrual cycles, fertility, and secondary sexual characteristics. Estrogen APIs support hormone replacement therapy, menopausal symptom management, and contraceptive formulations, while progestogens regulate ovulation, maintain pregnancy, and counterbalance estrogenic effects. These hormones act through nuclear receptors to modulate gene expression, tissue differentiation, and endocrine feedback loops. Pharmaceutical formulations include oral tablets, transdermal patches, injectables, vaginal preparations, and sustained-release systems. Their therapeutic applications extend to endometriosis, abnormal uterine bleeding, polycystic ovary syndrome, and oncology. Due to their wide clinical importance, estrogens and progestogens form a major foundation of reproductive and endocrine therapeutics.

6,7-Dehydro-17Α-Acetoxy Progesterone CAS NO 425-51-4

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CAS No.:425-51-4

Grade:Pharmacy Grade

Content:99.90%

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21-Acetyloxy-17-Hydroxy-16-Methylpregn-4-Ene-3,20-Dione CAS NO 426-43-7

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CAS No.:426-43-7

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Content:99.90%

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Allylestrenol CAS NO 432-60-0

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CAS No.:432-60-0

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Content:99.90%

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Ethisterone CAS NO 434-03-7

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CAS No.:434-03-7

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Content:99.90%

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16Alpha-Hydroxyprogesterone CAS NO 438-07-3

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CAS No.:438-07-3

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Content:99.90%

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Estrone 3-Sulfate Sodium Salt CAS NO 438-67-5

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CAS No.:438-67-5

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Content:99.90%

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19-Norprogesterone CAS NO 472-54-8

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CAS No.:472-54-8

Grade:Pharmacy Grade

Content:99.90%

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16 Beta,17 Beta-Epoxy-1,3,5(10)-Estratrien-3-Ol CAS NO 472-57-1

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CAS No.:472-57-1

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Content:99.90%

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