Hyaluronan: Investigations into the mode of action of hyaluronan in topical drug delivery

Marc Brown, Stuart A. Jones, Weijiang He, Gary P. Martin

Research output: Chapter in Book/Report/Conference proceedingConference contribution

4 Citations (Scopus)

Abstract

Hyaluronan (HA) is a polyanionic, polysaccharide ubiquitous in mammals where it has a protective, structure stabilising and shock-absorbing role. The unique viscoelastic nature of HA along with its biocompatibility and non-immunogenicity has led to its use in a number of clinical applications. The ability of HA to localise therapeutic agents in the superficial layers of the skin has led to the commericalisation of Solaraze((R)), a 3% diclofenac in 2.5% HA gel, for the topical treatment of actinic keratoses (AKs), the third most common skin complaint in the US. However, the means by which HA enhances topical drug delivery remains unclear. The data described in this study demonstrate that HA offers promotes the delivery and localisation of drugs in the skin. In addition, it would appear that the molecular weight and concentration of HA may be critical for such drug delivery properties. (c) 2006 American Chemical Society

Original languageEnglish
Title of host publicationPolysaccharides for Drug Delivery and Pharmaceutical Applications
EditorsR.H. Marchessault, F. Ravenelle, X.X. Zhu
Place of PublicationWashington
PublisherAmerican Chemical Society (ACS)
Pages141-153
Number of pages13
ISBN (Print)0-8412-3960-6
Publication statusPublished - 2006
EventSymposium on Polysaccharides for Drug Delivery and Pharmaceutical Applications held at the 228th ACS National Meeting - Philadelphia
Duration: 22 Aug 200426 Aug 2004

Conference

ConferenceSymposium on Polysaccharides for Drug Delivery and Pharmaceutical Applications held at the 228th ACS National Meeting
CityPhiladelphia
Period22/08/0426/08/04

Keywords

  • AQUEOUS-SOLUTION
  • ACID GEL
  • SKIN

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