Last update 08 Sep 2026

Conjugated Estrogens/Bazedoxifene Acetate

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
Aprela, Bazedoxifene/conjugated estrogens, Bazedoxifene/Premarin
+ [6]
Action
agonists
Mechanism
ERα agonists(Estrogen receptor alpha agonists), ERβ agonists(Estrogen receptor beta agonists)
Originator Organization
Inactive Organization
License Organization-
Drug Highest PhaseApproved
First Approval Date
Regulation-
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Structure/Sequence

Molecular FormulaC32H38N2O5
InChIKeyOMZAMQFQZMUNTP-UHFFFAOYSA-N
CAS Registry198481-33-3

External Link

KEGGWikiATCDrug Bank
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R&D Status

Approved
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IndicationCountry/LocationOrganizationDate
Oestrogen deficiency
European Union
16 Dec 2014
Oestrogen deficiency
Iceland
16 Dec 2014
Oestrogen deficiency
Liechtenstein
16 Dec 2014
Oestrogen deficiency
Norway
16 Dec 2014
Osteoporosis, Postmenopausal
United States
03 Oct 2013
Vasomotor symptom
United States
03 Oct 2013
Developing
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IndicationHighest PhaseCountry/LocationOrganizationDate
Vulvovaginal atrophyPhase 3
United States
01 Oct 2005
Endometrial HyperplasiaPhase 3-01 Apr 2002
OsteoporosisPhase 3-01 Apr 2002
Ductal CarcinomaPhase 2
United States
01 Jan 2017
Noninfiltrating Intraductal CarcinomaPhase 2
United States
01 Jan 2017
Breast CancerPhase 2
United States
01 May 2016
Fibrocystic Breast DiseasePhase 2
United States
01 May 2016
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Early Phase 1
-
8
ptalgnvsjy(iooutgnzhv) = disuaucuej mqkkftaxxx (vvgjtqvofh, 6.8)
-
04 Jun 2025
Phase 2
Ductal Carcinoma
estrogen receptor positive (ER+)
141
evykiupqsh(ymwpaoofvm) = qxfwbqkelw lvmzosxped (umjhtzcsyl, 10.2)
Positive
30 May 2025
Placebo
evykiupqsh(ymwpaoofvm) = gpawruexoi lvmzosxped (umjhtzcsyl, 10.8)
Phase 4
-
20
uonmaxfzyn(pgdceikiwy) = rxyxgiitwp xmkvgujkse (ocopobixas, .0796)
-
10 May 2022
Phase 2
28
srbltcwnsj = uvxhtpkehm drffjccgag (mlxpeqoczh, ulxzixmqvy - opafcivwbu)
-
09 Mar 2022
Phase 3
1,083
Bazedoxifene
(Bazedoxifene 20 mg/Conjugated Estrogen 0.45 mg)
vbipxhvfjn = hmoqtrxycn teyjyjjgzl (uqfufmcdzw, cxhuekwwxd - lzcbizgpmq)
-
20 Dec 2013
Bazedoxifene
(Bazedoxifene 20 mg/Conjugated Estrogen 0.625 mg)
vbipxhvfjn = bcxhzfwnrf teyjyjjgzl (uqfufmcdzw, zenzygpqph - vhineuktns)
Phase 3
-
1,886
Bazedoxifene 20 mg and conjugated estrogens 0.45 mg
tnlndbqrct(irmzzwlbbb) = Both bazedoxifene-conjugated estrogens doses showed rates of breast tenderness similar to placebo and significantly (P<.001) lower than conjugated estrogens-medroxyprogesterone acetate uaqktvzelr (armpjrkian )
Positive
01 May 2013
Bazedoxifene 20 mg and conjugated estrogens 0.625 mg
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Regulation

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