quercetin 🐶 Veterinary Use | Indications/Contra | FAERs-F | FAERs-M | Orange Bk | BioActivity |

Stem definitionDrug idCAS RN
3514 117-39-5



Molfile Inchi Smiles


  • quercetin
  • quercetine
  • quercetol
  • quertine
  • xanthaurine
A flavonol widely distributed in plants. It is an antioxidant, like many other phenolic heterocyclic compounds. Glycosylated forms include RUTIN and quercetrin.
  • Molecular weight: 302.24
  • Formula: C15H10O7
  • CLOGP: 1.50
  • HAC: 7
  • HDO: 5
  • TPSA: 127.45
  • ALOGS: -3.06
  • ROTB: 1

Drug dosage:


ADMET properties:

Vd (Volume of distribution) 0.12 L/kg Lombardo F, Berellini G, Obach RS
CL (Clearance) 11 mL/min/kg Lombardo F, Berellini G, Obach RS
fu (Fraction unbound in plasma) 0.01 % Lombardo F, Berellini G, Obach RS
t_half (Half-life) 0.60 hours Lombardo F, Berellini G, Obach RS



FDA Adverse Event Reporting System (Female)


FDA Adverse Event Reporting System (Male)


FDA Adverse Event Reporting System (Geriatric)


FDA Adverse Event Reporting System (Pediatric)


Pharmacologic Action:

MeSH PA D000975 Antioxidants
MeSH PA D020011 Protective Agents
CHEBI has role CHEBI:22586 antioxidants
CHEBI has role CHEBI:33282 bactericides
CHEBI has role CHEBI:35610 antineoplastic agents
CHEBI has role CHEBI:37699 protein kinase inhibitors
CHEBI has role CHEBI:38161 Chelating agent
CHEBI has role CHEBI:48578 free radical scavengers
CHEBI has role CHEBI:70770 Aurora kinase inhibitors
CHEBI has role CHEBI:76924 plant metabolites
CHEBI has role CHEBI:76989 phytoestrogens
CHEBI has role CHEBI:77020 NAD(P)H:quinone oxidoreductase-2 inhibitors
CHEBI has role CHEBI:176497 geroprotectors

Drug Use | Suggest Off label Use Form| |View source of the data|

Primary hyperoxaluria contraindication 17901006 DOID:2977
Kidney disease contraindication 90708001 DOID:557
Anemia due to enzyme deficiency contraindication 111577008
Hb SS disease contraindication 127040003 DOID:10923
Hemochromatosis contraindication 399187006 DOID:2352

🐶 Veterinary Drug Use


🐶 Veterinary products


Acid dissociation constants calculated using MoKa v3.0.0

Dissociation levelDissociation constantType (acidic/basic)
pKa1 6.4 acidic
pKa2 9.56 acidic
pKa3 11.29 acidic
pKa4 14.0 acidic
pKa5 14.0 acidic

Orange Book patent data (new drug applications)


Orange Book exclusivity data (new drug applications)


Bioactivity Summary:

TargetClassPharosUniProtActionTypeActivity value
Bioact sourceMoA source
Prostaglandin G/H synthase 2 Enzyme IC50 4.54 CHEMBL
Urokinase-type plasminogen activator Enzyme IC50 4.92 CHEMBL
Multidrug resistance protein 1 Transporter Kd 5.15 CHEMBL
Adenosine receptor A3 GPCR Ki 4.52 CHEMBL
D(4) dopamine receptor GPCR Ki 5.11 CHEMBL
Carbonic anhydrase 2 Enzyme Ki 5.60 CHEMBL
Multidrug resistance-associated protein 1 Transporter Ki 5.62 CHEMBL
ATP-binding cassette sub-family G member 2 Transporter IC50 5.16 CHEMBL
Carbonic anhydrase 1 Enzyme Ki 5.57 CHEMBL
Cytochrome P450 2C8 Enzyme IC50 5.46 CHEMBL
Calmodulin Cytosolic other IC50 4.89 CHEMBL
Carbonic anhydrase 4 Enzyme Ki 5.10 CHEMBL
Acetylcholinesterase Enzyme Ki 4.42 CHEMBL
Amine oxidase [flavin-containing] B Enzyme IC50 4.05 CHEMBL
Cholinesterase Enzyme Ki 4.17 CHEMBL
Xanthine dehydrogenase/oxidase Enzyme IC50 5.58 CHEMBL
Amine oxidase [flavin-containing] A Enzyme IC50 5.55 CHEMBL
Aldose reductase Enzyme IC50 7.83 CHEMBL
Carbonic anhydrase 9 Enzyme Ki 5.15 CHEMBL
Aromatase Enzyme IC50 7.92 CHEMBL
Carbonic anhydrase 12 Enzyme Ki 5.03 CHEMBL
Arachidonate 5-lipoxygenase Enzyme IC50 6.10 CHEMBL
Prothrombin Enzyme Kd 7.41 CHEMBL
Epidermal growth factor receptor Kinase IC50 6.05 CHEMBL
Vasopressin V2 receptor GPCR IC50 5.20 CHEMBL
Carbonic anhydrase 5A, mitochondrial Enzyme Ki 5.17 CHEMBL
Carbonic anhydrase 5B, mitochondrial Enzyme Ki 4.92 CHEMBL
Carbonic anhydrase 7 Enzyme Ki 5.32 CHEMBL
Tyrosine-protein phosphatase non-receptor type 1 Enzyme IC50 4.63 CHEMBL
Tyrosinase Enzyme IC50 4.35 CHEMBL
Maltase-glucoamylase, intestinal Enzyme IC50 4.97 CHEMBL
Proto-oncogene tyrosine-protein kinase Src Kinase IC50 6.92 CHEMBL
Tyrosine-protein kinase Lck Kinase IC50 4.89 CHEMBL
Tyrosine-protein kinase Yes Kinase Ki 6.33 CHEMBL
Serine/threonine-protein kinase B-raf Kinase IC50 5.12 CHEMBL
Receptor-type tyrosine-protein kinase FLT3 Kinase IC50 6.23 CHEMBL
Proto-oncogene tyrosine-protein kinase receptor Ret Kinase IC50 4.11 CHEMBL
Vascular endothelial growth factor receptor 2 Kinase IC50 6.55 CHEMBL
Dipeptidyl peptidase 4 Enzyme IC50 4.49 CHEMBL
Myeloperoxidase Enzyme IC50 5.90 CHEMBL
72 kDa type IV collagenase Enzyme IC50 5.18 CHEMBL
Cyclin-dependent kinase 1 Kinase IC50 6.35 CHEMBL
Cyclin-dependent kinase 2 Kinase IC50 4.40 CHEMBL
Serine/threonine-protein kinase pim-1 Kinase Kd 7.60 CHEMBL
Insulin-like growth factor 1 receptor Kinase IC50 6.52 CHEMBL
Lactoylglutathione lyase Enzyme IC50 5.49 CHEMBL
Alpha-amylase 1 Enzyme IC50 4.67 CHEMBL
Neutrophil elastase Enzyme Ki 4.92 CHEMBL
Focal adhesion kinase 1 Kinase IC50 5.92 CHEMBL
Arachidonate 15-lipoxygenase Enzyme IC50 5.66 CHEMBL
Carbonic anhydrase 3 Enzyme Ki 5.09 CHEMBL
Stromelysin-1 Enzyme IC50 5.25 CHEMBL
Serine/threonine-protein kinase PLK1 Kinase IC50 5.24 CHEMBL
Carbonic anhydrase 6 Enzyme Ki 5.21 CHEMBL
Estradiol 17-beta-dehydrogenase 2 Enzyme IC50 5.81 CHEMBL
Tyrosine-protein kinase SYK Kinase IC50 4.70 CHEMBL
Prolyl endopeptidase Enzyme IC50 4.89 CHEMBL
Arachidonate 12-lipoxygenase, 12S-type Enzyme IC50 6.36 CHEMBL
Hepatocyte growth factor receptor Kinase IC50 6.24 CHEMBL
Serine/threonine-protein kinase Nek2 Kinase IC50 5.24 CHEMBL
Carbonic anhydrase 14 Enzyme Ki 5.27 CHEMBL
Calcium/calmodulin-dependent protein kinase type II subunit beta Kinase IC50 5.52 CHEMBL
Matrix metalloproteinase-9 Enzyme IC50 5.79 CHEMBL
Serine/threonine-protein kinase N1 Kinase IC50 5.24 CHEMBL
Interstitial collagenase Enzyme Kd 4.29 CHEMBL
Phospholipase A2 Enzyme IC50 5.70 CHEMBL
ALK tyrosine kinase receptor Kinase IC50 5.48 CHEMBL
RAC-alpha serine/threonine-protein kinase Kinase IC50 5.27 CHEMBL
Macrophage metalloelastase Enzyme IC50 4.99 CHEMBL
Collagenase 3 Enzyme IC50 5.07 CHEMBL
Chymotrypsinogen B Enzyme IC50 4 CHEMBL
Beta-secretase 1 Enzyme Ki 4.85 CHEMBL
Glycogen synthase kinase-3 beta Kinase IC50 5.70 CHEMBL
Cystic fibrosis transmembrane conductance regulator Ion channel Kd 4.59 CHEMBL
Bifunctional epoxide hydrolase 2 Enzyme IC50 4.47 CHEMBL
Glycogen phosphorylase, liver form Enzyme IC50 5.32 CHEMBL
Lysine--tRNA ligase Enzyme IC50 4.70 CHEMBL
C-C chemokine receptor type 4 GPCR IC50 5 CHEMBL
Cyclin-dependent kinase 6 Kinase IC50 4.60 CHEMBL
Tyrosine-protein kinase receptor UFO Kinase IC50 6.02 CHEMBL
C-X-C chemokine receptor type 1 GPCR IC50 5.35 CHEMBL
Casein kinase II subunit alpha Kinase Ki 5.93 CHEMBL
NUAK family SNF1-like kinase 1 Kinase IC50 5.29 CHEMBL
Aurora kinase B Kinase IC50 6.04 CHEMBL
Death-associated protein kinase 1 Kinase IC50 5.05 CHEMBL
Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit gamma isoform Kinase IC50 4.86 CHEMBL
G-protein coupled receptor 35 GPCR IC50 4.81 CHEMBL
Proteasome subunit beta type-5 Enzyme IC50 5.70 CHEMBL
Cytochrome P450 1B1 Enzyme IC50 7.11 CHEMBL
Phosphatidylinositol 3-kinase regulatory subunit alpha Kinase IC50 5.42 CHEMBL
NADPH oxidase 4 Enzyme IC50 6.17 CHEMBL
Lysine-specific histone demethylase 1A Enzyme IC50 5.90 CHEMBL
Serine/threonine-protein kinase Nek6 Kinase IC50 5.37 CHEMBL
Cyclin-dependent kinase 1/cyclin B1 Kinase IC50 4.70 CHEMBL
Cyclin-dependent kinase 5/CDK5 activator 1 Kinase IC50 4.64 CHEMBL
Cyclin-dependent kinase 1/cyclin B Kinase IC50 4.12 CHEMBL
Cyclin-dependent kinase 4/cyclin D1 Kinase IC50 4.21 CHEMBL
Glycogen synthase kinase-3 Kinase IC50 5.68 CHEMBL
Short transient receptor potential channel 5 Ion channel IC50 5.19 CHEMBL
Sorbitol dehydrogenase Enzyme IC50 4.45 CHEMBL
Chymotrypsin C Enzyme IC50 4 CHEMBL
Hypoxia-inducible factor 1-alpha inhibitor Enzyme IC50 4.99 CHEMBL
Lymphocyte differentiation antigen CD38 Tumour-associated antigen IC50 4.42 CHEMBL
Amyloid beta A4 protein Unclassified IC50 5.10 CHEMBL
Cytochrome P450 1A1 Enzyme EC50 5.06 CHEMBL
Solute carrier family 2, facilitated glucose transporter member 2 Transporter IC50 4.92 CHEMBL
ELAV-like protein 3 Unclassified IC50 5.75 CHEMBL
ELAV-like protein 1 Unclassified IC50 5.85 CHEMBL
Alpha-synuclein Transporter IC50 4.70 CHEMBL
Inositol polyphosphate multikinase Kinase IC50 5.64 CHEMBL
Inositol hexakisphosphate kinase 2 Kinase IC50 6.16 CHEMBL
Alpha-amylase 1A Enzyme IC50 4.67 CHEMBL
Beta-lactamase Enzyme IC50 5.40 CHEMBL
Alcohol dehydrogenase [NADP(+)] Enzyme IC50 4.42 CHEMBL
Aldose reductase Enzyme IC50 4.30 CHEMBL
Cationic trypsin Enzyme IC50 5.15 CHEMBL
Xanthine dehydrogenase/oxidase Enzyme Ki 5.92 CHEMBL
Aldose reductase Enzyme IC50 6 CHEMBL
Arachidonate 15-lipoxygenase Enzyme IC50 6.37 CHEMBL
Integrase Enzyme IC50 6.22 CHEMBL
Carbonic anhydrase 13 Enzyme Ki 5.04 CHEMBL
Aldose reductase Enzyme IC50 5.55 CHEMBL
Adenosine receptor A1 GPCR Ki 5.61 CHEMBL
Alcohol dehydrogenase [NADP(+)] Enzyme IC50 5.63 CHEMBL
Neuraminidase Enzyme IC50 5.11 CHEMBL
Arachidonate 5-lipoxygenase Enzyme IC50 6.70 CHEMBL
Adenosine receptor A2a GPCR Ki 5.16 CHEMBL
Beta-lactamase Enzyme IC50 4.07 CHEMBL
Amine oxidase [flavin-containing] A Enzyme IC50 8 CHEMBL
Amine oxidase [flavin-containing] B Enzyme IC50 4.70 CHEMBL
Enoyl-[acyl-carrier-protein] reductase [NADH] FabI Enzyme IC50 4.70 CHEMBL
Enoyl-acyl-carrier protein reductase Enzyme Ki 7.66 CHEMBL
Polyphenol oxidase 2 Enzyme IC50 4.51 CHEMBL
Aldo-keto reductase family 1 member C21 Enzyme Ki 4.96 CHEMBL
Neuraminidase Enzyme IC50 5.66 CHEMBL
Sialidase Enzyme IC50 5.77 CHEMBL
Malate dehydrogenase Enzyme IC50 5.22 CHEMBL
5'-nucleotidase Enzyme Ki 7.34 CHEMBL
3-oxoacyl-acyl-carrier protein reductase Enzyme IC50 5.27 CHEMBL
Beta-hydroxyacyl-ACP dehydratase; Fatty acid synthesis protein Enzyme IC50 5.82 CHEMBL
Replicase polyprotein 1ab Enzyme IC50 5.09 CHEMBL
Lactoperoxidase Enzyme IC50 5.21 CHEMBL
D-alanine--D-alanine ligase Enzyme Ki 5.37 CHEMBL
Arginase Enzyme IC50 5.40 CHEMBL
Nitric oxide synthase, inducible Enzyme IC50 4.79 CHEMBL
Cell division protein kinase 5 Kinase EC50 4.20 CHEMBL
D-alanylalanine synthetase Enzyme IC50 4.70 CHEMBL
Phosphodiesterase 2A Enzyme IC50 4.09 CHEMBL
Cytosol aminopeptidase Enzyme IC50 4.46 CHEMBL
Glutathione reductase Enzyme IC50 4.31 CHEMBL
Solute carrier family 2, facilitated glucose transporter member 4 Transporter Ki 4.80 CHEMBL
Sarcoplasmic/endoplasmic reticulum calcium ATPase 1 Enzyme IC50 5.05 CHEMBL

External reference:

4030654 VUID
N0000182642 NUI
4030654 VANDF
C0034392 UMLSCUI
007403 NDDF
126144003 SNOMEDCT_US
52130006 SNOMEDCT_US

Pharmaceutical products:

Dairy Allergen Mix HUMAN OTC DRUG LABEL 38 43742-1277 LIQUID 6 [hp_X] ORAL unapproved drug other 9 sections