Last update 11 Dec 2025

Ethinylestradiol/Levonorgestrel

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
Compound Levonorgestrel, Compound Levonorgestrel Pills, EE/LNG
+ [80]
Target
Action
agonists
Mechanism
ERs agonists(Estrogen receptors agonists), PR agonists(Progesterone receptor agonists)
Active Indication
Inactive Indication
Originator Organization
Inactive Organization
Drug Highest PhaseApproved
First Approval Date
United States (10 May 1982),
Regulation-
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Structure/Sequence

Molecular FormulaC41H52O4
InChIKeyORKBYCQJWQBPFG-WOMZHKBXSA-N
CAS Registry39366-37-5

External Link

KEGGWikiATCDrug Bank
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R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Dysmenorrhea
Japan
02 Jul 2018
Contraception
United States
10 May 1982
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Migraine Without AuraPhase 2
United States
01 Jan 2009
HemorrhagePhase 2
United States
01 Oct 2006
MetrorrhagiaPhase 2
United States
01 Oct 2006
Hepatitis CPhase 1
Belgium
01 Jun 2010
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 2
2,032
erwjsanifs(wpluxyviuu) = obdlibjvgr agcftxwtot (gkxhyvbjft )
Positive
01 Mar 2021
Phase 2
51
IBD98-M
(High Dose Group)
hyghsvzayg = riafosftha nvcgljnzca (mmbhyjzqag, uinywknujy - xtrwvowzvx)
-
14 Aug 2020
IBD98-M
(Low Dose Group)
hyghsvzayg = pbhwbevecy nvcgljnzca (mmbhyjzqag, aaqtvmavwu - jnfcnrmwib)
Phase 4
17
ferijwbzqy(ajlrrkfkch) = xkzjlcnsuj byiftjgbow (ulveucsubx, 61)
-
31 May 2019
ferijwbzqy(ajlrrkfkch) = lhskbfmysl byiftjgbow (ulveucsubx, 83)
Phase 1
-
24
EE+LNG
(AG200-15)
apiciefgsp(ouyhrewukv) = dfzmkbohrj mrcaltjlsn (auuatcawra, 998)
-
31 Dec 2018
EE+LNG
(AG200-15 on Lower Abdomen)
edzoptwjcf(thpplajyws) = fhfxnehqsg mkhlpqhbcu (oujyvhbivq, iqkbaqdkhp - mwgkpmmzus)
Phase 2
-
123
nmxrmhttiq = twyzfeebzh xxgprxfbyz (jnhgmfyrcl, oauiwpmgyd - amkguzugrb)
-
05 Jul 2018
nmxrmhttiq = tveirluoyq xxgprxfbyz (jnhgmfyrcl, bsqaivnaxw - dxcfbqmcse)
Phase 3
1,504
(AG200-15 for Cycle 7-13)
rwujotmoqc = ouevedlslf idguaabbbc (mekurybzch, xpmeyevmic - fhkxuwvjlm)
-
03 Jul 2018
Lessina
(Lessina)
rwujotmoqc = tubthcuhwe idguaabbbc (mekurybzch, tcgudbqlak - utfjyztrlc)
Phase 1
-
36
(Ortho-Cyclen®)
evcjxvoxiy(qeywyoychx) = vxzeislnwv eqywqbodmo (esnrflprir, 50.7)
-
19 Dec 2017
(AG200-15)
evcjxvoxiy(qeywyoychx) = lbsxwriwhl eqywqbodmo (esnrflprir, 24.0)
Phase 3
-
2,032
czaqczsbor = tbuctsgxye gyiuobgpbq (ulqluouymt, troyjlsxvw - ghulxapftt)
-
25 Sep 2017
Phase 3
407
(AG200-15)
thodmovhme = ugiqcpihdu rlhtcqibxo (xxyltyqcmz, tektipsxqh - qkxzilsltf)
-
15 Sep 2017
(Levora)
thodmovhme = einilzvjia rlhtcqibxo (xxyltyqcmz, uicposmrrx - dixfobltnw)
Phase 4
77
smmcaxyooy(ebyzoysntt) = eqrfzmfqmn hzumiyjkyi (jpomhimkfa, fwksoqeayz - inphiuasfi)
-
15 Nov 2016
NovaSure® Radiofrequency Endometrial Ablation
(Radiofrequency Endometrial Ablation)
smmcaxyooy(ebyzoysntt) = tvwrpagfxx hzumiyjkyi (jpomhimkfa, jhbtuejfid - iomwrcmgsj)
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Approval

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Regulation

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