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Identification
Name Furazolidone
Accession Number DB00614 (APRD00988)
Type small molecule
Groups approved
Description

A nitrofuran derivative with antiprotozoal and antibacterial activity. Furazolidone binds bacterial DNA which leads to the gradual inhibition of monoamine oxidase. (From Martindale, The Extra Pharmacopoeia, 30th ed, p514)

Structure Thumb
Download: MOL | SDF | SMILES | InChI
Display: 2D Structure | 3D Structure
Synonyms
  • Nitrofurazolidone
  • Nitrofurazolidonum
  • USAF EA-1
Brand names
  • Bifuron
  • Corizium
  • Coryzium
  • Diafuron
  • Enterotoxon
  • Fiurox aerosol powder
  • Furall
  • Furaxon
  • Furaxone
  • Furazol
  • Furazolidine
  • Furazolidon
  • Furazon
  • Furidon
  • Furovag
  • Furox
  • Furoxal
  • Furoxane
  • Furoxon
  • Furoxone
  • Furoxone Liquid
  • Furoxone Swine Mix
  • Furozolidine
  • Giardil
  • Giarlam
  • Medaron
  • Neftin
  • Nicolen
  • Nifulidone
  • Nifuran
  • Nifurazolidone
  • Nitrofuroxon
  • Optazol
  • Ortazol
  • Puradin
  • Roptazol
  • Sclaventerol
  • Tikofuran
  • Topazone
  • Trichofuron
  • Tricofuron
  • Tricoron
  • Trifurox
  • Viofuragyn
Brand name mixtures Not Available
Categories
  • Anti-Infective Agents, Local
  • Anti-Infective Agents, Urinary
  • Antitrichomonal Agents
  • Monoamine Oxidase Inhibitors
CAS number 67-45-8
Weight Average: 225.1583
Monoisotopic: 225.038570349
Chemical Formula C8H7N3O5
InChI Key InChIKey=PLHJDBGFXBMTGZ-UHFFFAOYSA-N
InChI
InChI=1S/C8H7N3O5/c12-8-10(3-4-15-8)9-5-6-1-2-7(16-6)11(13)14/h1-2,5H,3-4H2
Plain Text
IUPAC Name
3-{[(5-nitrofuran-2-yl)methylidene]amino}-1,3-oxazolidin-2-one
SMILES
[O-][N+](=O)C1=CC=C(O1)C=NN1CCOC1=O
Plain Text
Mass Spec Not Available
Taxonomy
Kingdom Organic
Classes
  • Carbamates and Derivatives
  • Nitrofurans
Substructures
  • Carbamates and Derivatives
  • Oxoazaniums
  • Ethers
  • Nitro compounds
  • Nitrofurans
  • Heterocyclic compounds
  • Aromatic compounds
  • Hydrazine Derivatives
  • Furans
  • Imines
  • Oxazolidinones
Pharmacology
Indication For the specific and symptomatic treatment of bacterial or protozoal diarrhea and enteritis caused by susceptible organisms.
Pharmacodynamics Furoxone has a broad antibacterial spectrum covering the majority of gastrointestinal tract pathogens including E. coli, staphylococci, Salmonella, Shigella, Proteus, Aerobacter aerogenes, Vibrio cholerae and Giardia lamblia. Its bactericidal activity is based upon its interference with DNA replication and protein production; this antimicrobial action minimizes the development of resistant organisms.
Mechanism of action Furazolidone and its related free radical products are believed to bind DNA and induce cross-links. Bacterial DNA is particularly susceptible to this drug leading to high levels of mutations (transitions and transversions) in the bacterial chromosome.
Absorption Radiolabeled drug studies indicate that furazolidone is well absorbed following oral administration
Volume of distribution Not Available
Protein binding Not Available
Metabolism

Furazolidone is rapidly and extensively metabolized; the primary metabolic pathway identified begins with nitro-reduction to the aminofuran derivative. Two major metabolites are produced: 3-amino-2-oxazolidone (AOZ) or beta-hydroxyethylhydrazine (HEH). AOZ is responsible for monoamine oxidase inhibition. Detoxification and elimination of the drug is done primarily by conjugation with glutathione.

Route of elimination Not Available
Half life 10 minutes
Clearance Not Available
Toxicity Reactions to Furoxone have been reported including a fall in blood pressure, urticaria, fever, arthralgia, and a vesicular morbilliform rash. Other adverse effects can include a brown discoloration of the urine; hemolysis can occur in G6PDH-deficient patients. The drug has a monoamine oxidase (MAO) inhibitory effect and should never be given concurrently to individuals already taking MAO inhibitors.
Affected organisms
  • Microbes (bacteria, parasites)
Pathways Not Available
Pharmacoeconomics
Manufacturers
  • Shire development inc
Packagers
  • Professional Co.
Dosage forms
Form Route Strength
Liquid Oral
Tablet Oral
Prices
Unit description Cost Unit
Furazolidone powder 2.04 USD g
Patents Not Available
Properties
State solid
Melting point 255 oC
Experimental Properties
Property Value Source
water solubility 40 mg/L PhysProp
logP 0.9 PhysProp
Predicted Properties
Property Value Source
water solubility 3.64e-01 g/l ALOGPS
logP 0.15 ALOGPS
logP 0.87 ChemAxon Molconvert
logS -2.79 ALOGPS
pKa ChemAxon Molconvert
hydrogen acceptor count 4 ChemAxon Molconvert
hydrogen donor count 0 ChemAxon Molconvert
polar surface area 100.86 ChemAxon Molconvert
rotatable bond count 3 ChemAxon Molconvert
refractivity 51.09 ChemAxon Molconvert
polarizability 19.74 ChemAxon Molconvert
References
Synthesis Reference Not Available
General Reference Not Available
External Links
Resource Link
KEGG Drug D00830 Link_out
KEGG Compound C07999 Link_out
PubChem Compound 5323714 Link_out
PubChem Substance 46507291 Link_out
ChemSpider 3317 Link_out
ChEBI 5195 Link_out
ChEMBL 5195 Link_out
Therapeutic Targets Database DAP000993 Link_out
PharmGKB PA449718 Link_out
Drug Product Database 674761 Link_out
RxList http://www.rxlist.com/cgi/generic2/furazol.htm Link_out
Drugs.com http://www.drugs.com/cons/furazolidone.html Link_out
Wikipedia http://en.wikipedia.org/wiki/Furazolidone Link_out
ATC Codes
  • G01AX06
AHFS Codes Not Available
PDB Entries Not Available
FDA label Not Available
MSDS show (74.1 KB)
Interactions
Drug Interactions Not Available
Food Interactions Not Available
Targets

1. DNA

Pharmacological action: yes
Actions: cross-linking/alkylation

DNA is the molecule of heredity, as it is responsible for the genetic propagation of most inherited traits. It is a polynucleic acid that carries genetic information on cell growth, division, and function. DNA consists of two long strands of nucleotides twisted into a double helix and held together by hydrogen bonds. The sequence of nucleotides determines hereditary characteristics. Each strand serves as the template for subsequent DNA replication and as a template for mRNA production, leading to protein synthesis via ribosomes.

Gene Sequence: FASTA

References:
  1. Overington JP, Al-Lazikani B, Hopkins AL: How many drug targets are there? Nat Rev Drug Discov. 2006 Dec;5(12):993-6. Pubmed
  2. Imming P, Sinning C, Meyer A: Drugs, their targets and the nature and number of drug targets. Nat Rev Drug Discov. 2006 Oct;5(10):821-34. Pubmed
  3. Meng J, Mangat SS, Grudzinski IP, Law FC: Evidence of 14C-furazolidone metabolite binding to the hepatic DNA of trout. Drug Metabol Drug Interact. 1998;14(4):209-19. Pubmed

Enzymes

1. Amine oxidase [flavin-containing] B

Actions: inhibitor

Catalyzes the oxidative deamination of biogenic and xenobiotic amines and has important functions in the metabolism of neuroactive and vasoactive amines in the central nervous system and peripheral tissues. MAOB preferentially degrades benzylamine and phenylethylamine

UniProt ID: P27338 Link_out
Gene: MAOB Link_out
Protein Sequence: FASTA
Gene Sequence: FASTA
SNPs: SNPJam Report Link_out

References:
  1. Timperio AM, Kuiper HA, Zolla L: Identification of a furazolidone metabolite responsible for the inhibition of amino oxidases. Xenobiotica. 2003 Feb;33(2):153-67. Pubmed
  2. Ali BH: Pharmacological, therapeutic and toxicological properties of furazolidone: some recent research. Vet Res Commun. 1999 Oct;23(6):343-60. Pubmed
  3. Hoogenboom LA, Tomassini O, Oorsprong MB, Kuiper HA: Use of pig hepatocytes to study the inhibition of monoamine oxidase by furazolidone. Food Chem Toxicol. 1991 Mar;29(3):185-91. Pubmed

2. Amine oxidase [flavin-containing] A

Actions: inhibitor

Catalyzes the oxidative deamination of biogenic and xenobiotic amines and has important functions in the metabolism of neuroactive and vasoactive amines in the central nervous system and peripheral tissues. MAOA preferentially oxidizes biogenic amines such as 5-hydroxytryptamine (5-HT), norepinephrine and epinephrine

UniProt ID: P21397 Link_out
Gene: MAOA Link_out
Protein Sequence: FASTA
Gene Sequence: FASTA
SNPs: SNPJam Report Link_out

References:
  1. Timperio AM, Kuiper HA, Zolla L: Identification of a furazolidone metabolite responsible for the inhibition of amino oxidases. Xenobiotica. 2003 Feb;33(2):153-67. Pubmed
  2. Ali BH: Pharmacological, therapeutic and toxicological properties of furazolidone: some recent research. Vet Res Commun. 1999 Oct;23(6):343-60. Pubmed
  3. Hoogenboom LA, Tomassini O, Oorsprong MB, Kuiper HA: Use of pig hepatocytes to study the inhibition of monoamine oxidase by furazolidone. Food Chem Toxicol. 1991 Mar;29(3):185-91. Pubmed

Comments
Drug created on June 13, 2005 07:24 / Updated on August 10, 2011 15:07

This project is supported by Genome Alberta & Genome Canada, a not-for-profit organization that is leading Canada's national genomics strategy with $600 million in funding from the federal government. This project is also supported in part by GenomeQuest, Inc., an enterprise genomic information company serving the life science community.