Nonoxynol-9
Names | |
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Preferred IUPAC name
26-(4-Nonylphenoxy)-3,6,9,12,15,18,21,24-nonaoxahexacosan-1-ol[1] | |
Other names
1-(4-Nonylphenyl)-1,4,7,10,13,16,19,22,25-nonaoxaheptacosan-27-ol[citation needed]
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Identifiers | |
3D model (
JSmol ) |
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2031786 | |
ChEBI | |
ChEMBL | |
ChemSpider | |
DrugBank | |
ECHA InfoCard
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100.043.454 |
EC Number |
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KEGG | |
MeSH | Nonoxynol |
PubChem CID
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UNII | |
CompTox Dashboard (EPA)
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Properties | |
C33H60O10 | |
Molar mass | 616.833 g·mol−1 |
log P | 4.02 |
Pharmacology | |
Topical | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Nonoxynol-9, sometimes abbreviated as N-9, is an
Uses
Spermicide
As a spermicide, it attacks the acrosomal membranes of the sperm, causing the sperm to be immobilized. Nonoxynol-9 is the active ingredient in most spermicidal creams, jellies, foams, gel, film, and
Lubricant
Nonoxynol-9 is a common ingredient of most vaginal and anal lubricants due to its spermicidal properties.
A 2004 study found that over a six-month period, the typical-use failure rates for five nonoxynol-9 vaginal contraceptives (film, suppository, and gels at three different concentrations) ranged from 10% to 20%.[2]
Condoms
Many models of
Compared to regular lubricated condoms, condoms containing nonoxynol-9 present another disadvantage — they are limited by the shelf-life of the spermicide. [4]
Cervical barriers
Almost all brands of
Shaving cream
Nonoxynol-9 is sometimes included in shaving creams for its properties as a nonionic surfactant; it helps break down skin oils that normally protect hair from moisture, so that they become wet and, hence, softer and easier to shave.
Sports cream
Nonoxynol-9 is also found in Bengay Vanishing Scent as an inactive ingredient.
Poison ivy creams
Nonoxynol-9 is also found in Zanfel poison ivy cream. It effectively helps to break up the oil urushiol that causes the rash.
Side effects
From 1996 to 2000, a
References
- ISBN 978-0-85404-182-4.
- S2CID 31754199.
- ^ a b Siegfried, Nandi (September 25, 2003). "Nonoxynol-9 for preventing vaginal acquisition of HIV infection by women from men". Reproductive Health Library. Geneva: World Health Organization. Archived from the original on May 22, 2009. Retrieved February 21, 2010.
- ^ "The Male Latex Condom 10 Condom Programming Fact Sheets" (PDF). UNAIDS.org. 28 June 2022. p. 11. Archived (PDF) from the original on 25 June 2022. Retrieved 28 June 2022.
- PMID 16860426.
External links
- Safety of Nonoxynol-9 when used for contraception World Health Organization (October 2001)
- Vaginal Spermicide: Nonoxynol Family Practice Notebook.com
- Docs: 'Nonoxynol-9 Doesn't Work' Wired News: Lite, Jordan (May 13, 2002)
- Info on microbicides
- ChemSub Online: Nonoxynol-9
- Nonoxynol-9 in the Consumer Product Information Database