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.

17Alpha-Acetoxy-6,16-Di-Methylene-Pregn-4-En-3,20-Dione CAS NO 80097-73-0

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CAS No.:80097-73-0

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Epostane CAS NO 80471-63-2

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CAS No.:80471-63-2

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Content:99.90%

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18-Vinylprogesterone CAS NO 80899-87-2

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CAS No.:80899-87-2

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Content:99.90%

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Seda-Presomen CAS NO 81296-87-9

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CAS No.:81296-87-9

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Content:99.90%

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Gynodian CAS NO 81569-96-2

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CAS No.:81569-96-2

Grade:Pharmacy Grade

Content:99.90%

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4-Hydroxyequilin CAS NO 81608-62-0

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CAS No.:81608-62-0

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Content:99.90%

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17 Alpha-Iodovinylestradiol CAS NO 82123-96-4

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CAS No.:82123-96-4

Grade:Pharmacy Grade

Content:99.90%

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Estradiol-17-Stearate CAS NO 82205-00-3

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CAS No.:82205-00-3

Grade:Pharmacy Grade

Content:99.90%

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