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.

Tefestrol CAS NO 129407-28-9

Unit Price:Get Price

CAS No.:129407-28-9

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

16-Hydroxyequilenin CAS NO 131944-03-1

Unit Price:Get Price

CAS No.:131944-03-1

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Sch 434 CAS NO 132316-36-0

Unit Price:Get Price

CAS No.:132316-36-0

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

n-Butyl-2-(5-(4-(3,17-Dihydroxyestra-1,3,5(10)-Trien-11-Yl)Phenoxy)Pentylthio)-n-Methylacetamide CAS NO 134413-34-6

Unit Price:Get Price

CAS No.:134413-34-6

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Uk 25 CAS NO 134460-39-2

Unit Price:Get Price

CAS No.:134460-39-2

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

21-Fluoro-16-Methyl-19-Norprogesterone CAS NO 134785-66-3

Unit Price:Get Price

CAS No.:134785-66-3

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

17Alpha-Hydroxyprogesterone CAS NO 139517-03-6

Unit Price:Get Price

CAS No.:139517-03-6

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

17-Ethynyl-4-Estrene-3,17-Diol-3-Acetate-17-(3'-Acetoxy-2'-Butenoate) CAS NO 142154-46-9

Unit Price:Get Price

CAS No.:142154-46-9

Grade:Pharmacy Grade

Content:99.90%

Packaging:Customizable

Go to Page

Why choose US

Trusted Manufacturer

With our own production facilities, we ensure consistent quality, reliable supply, and full traceability.

Rigorous Quality Assurance

Each batch undergoes strict QC, accompanied by COA, MSDS, and full compliance with international standards.

Advanced R&D Expertise

Our in-house lab drives process innovation, new product development, and tailored synthesis solutions.