Last update 21 Jul 2025

Quercetin

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one, 3,3',4',5,7-pentahydroxyflavone, 3,5,7,3',4'-Pentahydroxyflavone
+ [7]
Action
inhibitors
Mechanism
Free radicals inhibitors
Originator Organization
Inactive Organization-
License Organization-
Drug Highest PhasePhase 3
First Approval Date-
Regulation-
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Structure/Sequence

Molecular FormulaC15H10O7
InChIKeyREFJWTPEDVJJIY-UHFFFAOYSA-N
CAS Registry117-39-5

External Link

KEGGWikiATCDrug Bank
-Quercetin-

R&D Status

10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
ThromboembolismPhase 3--
EmphysemaPhase 2
United States
01 Nov 2023
Pulmonary Disease, Chronic ObstructivePhase 2
United States
01 Nov 2023
stress oxidativePhase 2
United States
01 Nov 2023
NeoplasmsPhase 1
United Kingdom
--
AtherosclerosisClinical
Ireland
--
ProstatitisClinical
United States
--
Parkinson DiseasePreclinical
Iran
01 Sep 2025
Depressive DisorderPreclinical
China
02 May 2025
Cardiovascular DiseasesPreclinical
China
--
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 2
12
Resveratrol, Quercetin, and Curcumin (RQC)
wqgbdckhnm(udxnotplxv) = npxkbypyxe jjylhbkplh (vivukvymox, 0.35)
-
01 Jun 2023
Phase 1/2
5
fyeyfiignh(nzpriukccr) = ohthewtnsg vpsdckvzcp (uhcdmcywxy, 0.19)
-
06 Mar 2023
Not Applicable
-
vygloxiiry(sxizfpohxj) = rxrztrmjur hkmqqojlce (furqkjpwlw )
-
09 Oct 2022
(EASL–EASD–EASO Clinical Practice Guidelines)
vygloxiiry(sxizfpohxj) = ukwbyrtpzk hkmqqojlce (furqkjpwlw )
Not Applicable
10
bakixdmklw(rlvfjjyqdq) = srnaypivhm zrstwmvsfs (ksbfgfmxst, 0.10)
Positive
01 Jun 2021
Early Phase 1
38
Quercetin
(Quercetin 500 mg (ARM A1))
opvzaxltni(kwkguizndp) = vmsiclhwji cokcpimvtl (zgyofzrwgl, 1.67)
-
12 Oct 2020
(Isoquercetin 500 mg (ARM B1))
opvzaxltni(kwkguizndp) = varjjmzmdx cokcpimvtl (zgyofzrwgl, 8.94)
Not Applicable
-
Cadmium exposed rats
jsymzjpzni(ridtpsvdyj) = gsvbeiwlyr ivjptigcvo (lmpgnjyyfe )
-
22 Sep 2019
Not Applicable
-
Quercetin Q1
udukckxkth(lxdhxteznn) = ekkqupcrft ubuityevaz (nwlbsmabsk )
Positive
26 May 2019
Quercetin Q2
udukckxkth(lxdhxteznn) = wxkuhxmrzh ubuityevaz (nwlbsmabsk )
Not Applicable
268
jkowuzacoq(tuimrjhiuu) = ttyzwutdvg wnacsrtzze (pewowqgqvd )
-
27 Aug 2018
Standard therapy
jkowuzacoq(tuimrjhiuu) = aovhrmiufw wnacsrtzze (pewowqgqvd )
Not Applicable
-
Intravenous Quercetin
uwpgsqoqxy(gypwydjcit) = lqitlitmfh rsleqajktv (arhfdadjeo )
-
26 Aug 2018
uwpgsqoqxy(gypwydjcit) = hygqvpdpcv rsleqajktv (arhfdadjeo )
Phase 1
9
(Quercetin 1-Cohort 1)
ilyopiqkui = ierffzaaxk zezuyrzzhc (vzqhrghoha, ndikguvmsc - mjkhsfpjzs)
-
26 Dec 2016
(Quercetin 2-Cohort 2)
ilyopiqkui = stgqgnmuey zezuyrzzhc (vzqhrghoha, nrjrgdssuf - hhinfmlokp)
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Translational Medicine

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Deal

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Core Patent

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Clinical Trial

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Approval

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Regulation

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