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Identification
Name Docosanol
Accession Number DB00632 (APRD00933)
Type small molecule
Groups approved
Description

Docosanol is a drug used for topical treatment for recurrent herpes simplex labialis episodes (episodes of cold sores or fever blisters). A saturated 22-carbon aliphatic alcohol, docosanol exhibits antiviral activity against many lipid enveloped viruses including herpes simplex virus (HSV). Docosanol inhibits fusion between the plasma membrane and the herpes simplex virus (HSV) envelope, thereby preventing viral entry into cells and subsequent viral replication.

Structure Thumb
Download: MOL | SDF | SMILES | InChI
Display: 2D Structure | 3D Structure
Synonyms
Behenyl alcohol
Salts Not Available
Brand names
Name Company
Abreva
Brand mixtures Not Available
Categories
  • Antiviral Agents
  • Dermatologicals
CAS number 30303-65-2
Weight Average: 326.6
Monoisotopic: 326.354866094
Chemical Formula C22H46O
InChI Key InChIKey=NOPFSRXAKWQILS-UHFFFAOYSA-N
InChI
InChI=1S/C22H46O/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23/h23H,2-22H2,1H3
Plain Text
IUPAC Name
docosan-1-ol
SMILES
CCCCCCCCCCCCCCCCCCCCCCO
Plain Text
Mass Spec Not Available
Taxonomy
Kingdom Organic
Classes
  • Alcohols and Polyols
Substructures
  • Hydroxy Compounds
  • Alcohols and Polyols
Pharmacology
Indication For the topical treatment of recurrent oral-facial herpes simplex episodes (cold sores or fever blisters).
Pharmacodynamics Docosanol is a saturated 22-carbon aliphatic alcohol which exhibits antiviral activity against many lipid enveloped viruses including herpes simplex virus (HSV). Docosanol speeds the healing of cold sores and fever blisters on the face or lips. It also relieves the accompanying symptoms, including tingling, pain, burning, and itching. Docosanol cannot, however, prevent cold sores or fever blisters from appearing.
Mechanism of action Docosanol works by inhibiting fusion between the human cell plasma membrane and the herpes simplex virus (HSV) envelope, thereby preventing viral entry into cells and subsequent viral replication. Unlike other cold-sore antivirals, docosanol does not act directly on the virus, and as such it is unlikely it will produce drug resistant mutants of HSV.
Absorption Topical absorption has been shown to be minimal under conditions reflecting normal clinical use.
Volume of distribution Not Available
Protein binding Not Available
Metabolism Not Available
Route of elimination Not Available
Half life Not Available
Clearance Not Available
Toxicity Symptoms of overdose include headache, abdominal pain, increased serum lipase, nausea, dyspepsia, dizziness, and hyperbilirubinemia.
Affected organisms
  • Herpes simplex virus
Pathways Not Available
Pharmacoeconomics
Manufacturers
  • Glaxosmithkline
Packagers
Dosage forms
Form Route Strength
Cream Topical
Prices
Unit description Cost Unit
Abreva 10% cream 7.57 USD g
DrugBank does not sell nor buy drugs. Pricing information is supplied for informational purposes only.
Patents
Country Patent Number Approved Expires (estimated)
United States 4874794 1994-04-28 2014-04-28
United States 5534554 1993-12-13 2013-12-13
Canada 2421026 2005-02-15 2022-10-15
Canada 2156063 1999-06-29 2019-06-29
Properties
State solid
Experimental Properties
Property Value Source
melting point 65-72 °C Not Available
logP 9 Not Available
Predicted Properties
Property Value Source
water solubility 1.96e-05 g/l ALOGPS
logP 9.31 ALOGPS
logP 8.81 ChemAxon
logS -7.2 ALOGPS
pKa (strongest acidic) 16.84 ChemAxon
pKa (strongest basic) -2 ChemAxon
physiological charge 0 ChemAxon
hydrogen acceptor count 1 ChemAxon
hydrogen donor count 1 ChemAxon
polar surface area 20.23 ChemAxon
rotatable bond count 20 ChemAxon
refractivity 104.95 ChemAxon
polarizability 47.27 ChemAxon
References
Synthesis Reference Not Available
General Reference Not Available
External Links
Resource Link
PubChem Compound 12620 Link_out
PubChem Substance 46508049 Link_out
ChemSpider 12100 Link_out
ChEBI 31000 Link_out
ChEMBL 31000 Link_out
Therapeutic Targets Database DAP001249 Link_out
PharmGKB PA164749211 Link_out
Drug Product Database 2245677 Link_out
Drugs.com http://www.drugs.com/cdi/docosanol.html Link_out
Wikipedia http://en.wikipedia.org/wiki/Docosanol Link_out
ATC Codes
  • D06BB11
AHFS Codes
  • 84:04.06
PDB Entries Not Available
FDA label show (622 KB)
MSDS show (59.7 KB)
Interactions
Drug Interactions Searched, but no interactions found.
Food Interactions Not Available
Targets

1. Envelope glycoprotein GP340/GP220

Pharmacological action: yes
Actions: intercalation

Responsible for EBV binding to the CR2 receptor on human B-cells

Organism class: viral
UniProt ID: P03200 Link_out
Gene: BLLF1
Protein Sequence: FASTA
Gene Sequence: FASTA
SNPs: SNPJam Report Link_out

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. Treister NS, Woo SB: Topical n-docosanol for management of recurrent herpes labialis. Expert Opin Pharmacother. 2010 Apr;11(5):853-60. Pubmed
  4. Leung DT, Sacks SL: Docosanol: a topical antiviral for herpes labialis. Expert Opin Pharmacother. 2004 Dec;5(12):2567-71. Pubmed
  5. Pope LE, Marcelletti JF, Katz LR, Lin JY, Katz DH, Parish ML, Spear PG: The anti-herpes simplex virus activity of n-docosanol includes inhibition of the viral entry process. Antiviral Res. 1998 Dec;40(1-2):85-94. Pubmed

2. Envelope glycoprotein GP340

Pharmacological action: unknown
Actions: intercalation

Responsible for EBV binding to the CR2 receptor on human B-cells

Organism class: viral
UniProt ID: P68344 Link_out
Gene: BLLF1
Protein Sequence: FASTA
Gene Sequence: FASTA
SNPs: SNPJam Report Link_out

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. Leung DT, Sacks SL: Docosanol: a topical antiviral for herpes labialis. Expert Opin Pharmacother. 2004 Dec;5(12):2567-71. Pubmed

Comments
Drug created on June 13, 2005 07:24 / Updated on February 08, 2013 16:19