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.

Estradiol 17-Acetate CAS NO 6045-67-6

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CAS No.:6045-67-6

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

4-Methylestradiol CAS NO 6171-48-8

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CAS No.:6171-48-8

Grade:Pharmacy Grade

Content:99.90%

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3Β,5Α-Tetrahydronorethisterone CAS NO 6424-05-1

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CAS No.:6424-05-1

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Content:99.90%

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3,4-Bis-(p-Hydroxyphenyl)-3-Hexene 4,4'-Dipalmitate CAS NO 6533-53-5

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CAS No.:6533-53-5

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Content:99.90%

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17Alpha-Dihydroequilin (50 Mg) CAS NO 6639-99-2

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CAS No.:6639-99-2

Grade:Pharmacy Grade

Content:99.90%

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Quirestol CAS NO 6659-52-5

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CAS No.:6659-52-5

Grade:Pharmacy Grade

Content:99.90%

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17-Alpha-Hydroxy Progesterone Valerate CAS NO 6677-15-2

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CAS No.:6677-15-2

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Content:99.90%

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D-Homoestradiol CAS NO 6714-05-2

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CAS No.:6714-05-2

Grade:Pharmacy Grade

Content:99.90%

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