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.

Cyproterone CAS NO 2098-66-0

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CAS No.:2098-66-0

Grade:Pharmacy Grade

Content:99.90%

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Gestonorone CAS NO 2137-18-0

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CAS No.:2137-18-0

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Content:99.90%

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19-Nor-17-Alpha-Pregna-3,5-Dien-20-Yne-3,17-Diol, Diacetate CAS NO 2205-78-9

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CAS No.:2205-78-9

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Content:99.90%

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16,17-Cyclopropanoprogesterone CAS NO 2205-92-7

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CAS No.:2205-92-7

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Mepregenol Acetate CAS NO 2233-58-1

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CAS No.:2233-58-1

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Content:99.90%

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11Alpha-Hydroxyprogesterone Acetate CAS NO 2268-98-6

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CAS No.:2268-98-6

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Estriol Triacetate CAS NO 2284-32-4

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CAS No.:2284-32-4

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Content:99.90%

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6Β-Methylpregn-4-Ene-3,20-Dione CAS NO 2300-06-3

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CAS No.:2300-06-3

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Content:99.90%

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