Levonorgestrel
A synthetic progestin used in contraceptives including emergency contraception, hormonal IUDs, and combination birth control pills. It prevents pregnancy by inhibiting ovulation, altering cervical mucus, and affecting the uterine lining.
น้ำหนักโมเลกุล
312.4000 g/mol
LogP
3.30
TPSA
37.30 Ų
Lipinski RO5
ผ่าน
ด้านการรักษา
Pharmacokinetics (PK)
Pharmacodynamics (PD)
โครงสร้าง 2 มิติ
Cite this structure
Embed this structure
SMILES
C#C[C@]1(O)CC[C@H]2[C@@H]3CCC4=CC(=O)CC[C@@H]4[C@H]3CC[C@@]21CC
InChI
InChI=1S/C21H28O2/c1-3-20-11-9-17-16-8-6-15(22)13-14(16)5-7-18(17)19(20)10-12-21(20,23)4-2/h2,13,16-19,23H,3,5-12H2,1H3/t16-,17+,18+,19-,20-,21-/m0/s1
Molecular Formula
C21H28O2
HBD / HBA
1 / 2
พันธะที่หมุนได้
2
อะตอมหนัก
23
No targets recorded
Target interaction data is not yet available for this drug.
No interactions recorded
Drug interaction data is not yet available for this compound.
No side effects recorded
Side effect data is not yet available for this drug.
คำถามที่พบบ่อย
A synthetic progestin used in contraceptives including emergency contraception, hormonal IUDs, and combination birth control pills. It prevents pregnancy by inhibiting ovulation, altering cervical mucus, and affecting the uterine lining.
Yes, Levonorgestrel is an approved drug. It has reached clinical phase 4. It is classified as a Small molecule.
References & Data Sources
- ChEMBL — European Bioinformatics Institute (EBI). CHEMBL1389. Open-access bioactivity database.
- PubChem — National Center for Biotechnology Information (NCBI). CID 13109. Chemical information database.
Data aggregated from publicly available pharmacological databases. Last updated 2026-03-04.
ข้อจำกัดความรับผิดชอบทางการแพทย์
This content is for educational and informational purposes only. It is not a substitute for professional medical advice, diagnosis, or treatment. Always consult a qualified healthcare provider before making medication decisions.
Embed This Widget
Add the script tag and a data attribute to embed this widget.
<script src="https://cdn.jsdelivr.net/npm/drugfyi-embed@1/dist/embed.min.js" defer></script>
<div data-drugfyi="drug" data-slug="levonorgestrel"></div>
Embed via iframe for maximum compatibility.
<iframe src="https://drugfyi.com/iframe/drug/levonorgestrel/" width="420" height="400" frameborder="0" style="border:0;border-radius:10px;max-width:100%" loading="lazy"></iframe>
Paste this URL in WordPress, Medium, or any oEmbed-compatible platform.
https://drugfyi.com/drug/levonorgestrel/
Add a dynamic SVG badge to your README or docs.
[](https://drugfyi.com/drug/levonorgestrel/)
Use the native HTML custom element.
<script src="https://cdn.jsdelivr.net/npm/drugfyi-embed@1/dist/embed.min.js" defer></script>
<drugfyi-drug slug="levonorgestrel"></drugfyi-drug>